X Short-circuit indicator SICAM FPI

• consisting of: indication unit / 3 sensors,
• phase-selective indication via LEDs,
• short-circuit indication separately via binary output,
• separate LED for battery status indication,
• potential separation between sensors and indicator,
• pickup current IK, adjustable: 200/300/400/500/600/700/800A,
• delay time tIK, adjustable: 40/60/80/160/200/300/500ms,
• automatic reset: after time (adjustable 1/2/4/8h), voltage recovery via 230V contact input,
• remote reset via telecommunication contact,
• single and double flash function for AR,
• battery status supervision and telecommunication,
• internal supply: exchangeable long-time lithium cell,
• expected service life >2000 flashing hours,
• fulfills IEC 61010-1

Make / type:         Siemens / SICAM FPI 6MD2310

O Short-circuit and earth-fault indicator SICAM FPI

• consisting of: indication unit / 3 sensors, / 1 earth-fault sensor,
• phase-selective and earth-fault indication via LEDs,
• short-circuit/earth-fault indication separately via binary outputs,
• separate LED for battery status indication,
• potential separation between sensors and indicator,
• pickup current IK, adjustable: 200/300/400/500/600/700/800A,
• pickup current IO, adjustable: 40/80/120/160/200/260/300A,
• delay time tIK/ tIO, adjustable: 40/60/80/160/200/300/500ms,
• automatic reset: after time (adjustable 1/2/4/8h), voltage recovery via 230V contact input,
• remote reset via telecommunication contact,
• single and double flash function for AR,
• battery status supervision and telecommunication,
• internal supply: exchangeable long-time lithium cell,
• expected service life >2000 flashing hours,
• fulfills IEC 61010-1

Make / type:         Siemens / SICAM FPI 6MD2310

O Earth-fault indicator SICAM FPI

• consisting of: indication unit / 1 earth-fault sensor,
• earth-fault indication via LED,
• earth-fault indication separately via binary output,
• separate LED for battery status indication,
• potential separation between sensor and indicator,
• pickup current IO, adjustable: 40/80/120/160/200/260/300A,
• delay time tIO, adjustable: 40/60/80/160/200/300/500ms,
• automatic reset: after time (adjustable 1/2/4/8h), voltage recovery via 230V contact input,
• remote reset via telecommunication contact,
• single and double flash function for AR,
• battery status supervision and telecommunication,
• internal supply: exchangeable long-time lithium cell,
• expected service life >2000 flashing hours,
• fulfills IEC 61010-1

Make / type:         Siemens / SICAM FPI 6MD2310

O Digital short-circuit and earth-fault indicator with measuring function SICAM FCM

• Directional short-circuit and earth-fault detection,
• for all network types and operating voltages up to 36kV,
• 2 independent overcurrent elements,
• 2 parameter groups for earth-fault detection,
• cos phi/sin phi method for earth-fault detection in resonance-earthed/isolated systems,
• short-circuit pickup values 50 to 2500A,
• earth-fault pickup values 0.4 to 2000A,
• variable pickup delays,
• indication of voltage range violations,
• indication of overcurrents to detect thermal overload,
• measuring sensors according to IEC 60044 / 61869-10 for current and voltage detection,
• accuracy of voltage and current measurement class 0.5 according to IEC 61557-12,
• telecommunication via 2 potential-free relay contacts and RS485 / Modbus-RTU interface,
• test mode for Modbus register mapping,
• transfer of all measured ad calculated values via Modbus,
• time synchronization via Modbus,
• event memory of the last 20 faults,
• min/max slave pointer current/power,
• optional: remote configuration and remote firmware update,
• automatic reset: after time, voltage/current recovery, via binary contact, Modbus, or via display,
• disconnectable inrush current detection,
• inversion of directions and power values,
• password protection for configuration menu,
• power meter function,
• auxiliary voltage via external power supply 24 to 110V DC and 230V AC/DC,
• internal long-time lithium cell,
• dimensions: 96 mm x 48 mm, mounting depth 100 mm,
• including combined current transformers for installation at the bushing and 3 voltage sensors for installation in selected symmetrical/asymmetrical T-connectors in the cable compartment.
• For accurate acquisition, the earth current is measured in resonance-earthed/isolated systems as a rule.

Make / type:         Siemens / SICAM FCM 6MD2321

O Digital short-circuit and earth-fault indicator with measuring function and capacitive voltage detection SICAM FCM

• Directional short-circuit and earth-fault detection,
• for all network types and operating voltages up to 36kV,
• 2 independent overcurrent elements,
• 2 parameter groups for earth-fault detection,
• cos phi/sin phi method for earth-fault detection in resonance-earthed/isolated systems,
• short-circuit pickup values 50 to 2500A,
• earth-fault pickup values 0.4 to 2000A,
• variable pickup delays,
• indication of voltage range violations,
• indication of overcurrents to detect thermal overload,
• measuring sensors according to IEC 60044 / 61869-10 for current detection,
• device accuracy for current measurement class 0.5 according to IEC 61557-12,
• telecommunication via 2 potential-free relay contacts and RS485 / Modbus-RTU interface,
• test mode for Modbus register mapping,
• transfer of all measured ad calculated values via Modbus,
• time synchronization via Modbus,
• event memory of the last 20 faults,
• min/max slave pointer current/power,
• optional: remote configuration and remote firmware update,
• automatic reset: after time, voltage/current recovery, via binary contact, Modbus, or via display,
• disconnectable inrush current detection,
• inversion of directions and power values,
• password protection for configuration menu,
• power meter function,
• auxiliary voltage via external power supply 24 to 110V DC and 230V AC/DC,
• internal long-time lithium cell,
• dimensions: 96 mm x 48 mm, mounting depth 100 mm,
• including combined current transformers for installation at the bushing and connecting cable to an LRM voltage detecting system according to IEC/EN 61243-5, e.g. CAPDIS Sx+ or WEGA x.2c.
• For accurate acquisition, the earth current is measured in resonance-earthed/isolated systems as a rule.

Make / type:         Siemens / SICAM FCM 6MD2322

O Directional short-circuit and earth-fault indicator with measuring function and capacitive voltage detection SICAM FCM plus

• Directional short-circuit and earth-fault detection
• suitable for grounded, isolated and compensated networks
• for operating voltages up to 36kV

• Front USB powered device, to configure and firmware update
• Current acquisition based on Rogowski sensor inputs
• Auto adaption of correction factors (CF) using JSON file
• Wide measurement range with accuracy of 0.5 % class

• Minimum 8 hours of fault status indication by super capacitor during auxiliary supply failure

• Directional and non-directional phase fault and earth fault detection (ANSI 67/67N)
• Multi-stage phase fault (ANSI 50/51) and earth fault (ANSI 50N/51N) detection
• Ground-fault detection methods supported are:
  Vector, Cos (ϕ) and Sin (ϕ), Pulse location, Intermittent and directional transient methods
• Inrush detection and blocking (ANSI 81HBL2)
• Open-phase detection (ANSI 46BC)
• Multi-stage under/over-voltage and over current alerts
• Supports two setting groups

• Fault information - 50 faults are stored as event logs
• Trailing pointers function for measured values of current, voltage and power - Imin/Imax, Vmin/Vmax and Pmin/Pmax for 15-30-45-60 minutes, 1 day, 30 days & 1 year
• Self-monitoring and supervision - watchdog functionality to indicate device health status

• auxiliary voltage DC 24 to 250 V ± 20% and AC 230 V ± 10%

• 3 x RJ45 interfaces for current and voltage inputs directly from the Siemens SIBushing sensors in accordance with IEC 61869 -10 and IEC 61869-11
• Measured variables - RMS measured values of phase voltages and currents, power system frequency and cos (ϕ) phase angle
• Power meters - active, reactive, and apparent power
• Energy meters - Active and reactive energy, import and export

• Display for visualization of measured values, derived values, event fault log and fault screen
• 4 function keys for HMI navigation, information, and configuration
• 3 LEDs to indicate the operating mode – Fault, Com, and Run

• 6 binary inputs, 4 binary outputs, user configurable

• Serial interface on RS485 - Modbus RTU for data communication and remote configuration
• Supports device configurator tool for configuration/parameterization and firmware upload via front USB and rear RS485 port
• Time synchronization: supported via Modbus RTU

• Temperature range: -40 °C to +70 °C
• Altitude: maximum 2000 m above sea level

• dimensions: 96 mm x 48 mm, mounting depth 112,6 mm,

Make / type:         Siemens / SICAM FCM plus 6MD2323

O Short-circuit and earth fault indicator SIGMA 2.0

• Double flash function, Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure: - Radial-, ring- oder meshed grid, all neutral point treatments
• Application with 3 phase current sensors, low ohmic-, solidly earthed grid structure
• Fault location method:
  I>> short circuit indication: I>> 200A, 300A, 400A, 600A, 800A, 1000A, 2000A,
  tI>> 40ms, 80ms
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• Indication, LED: phaseselective fault indication L1/L2/L3
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, automatic time reset: 1h, 2h, 4h, 8h
• Test: Local/Remote
  Local: Push button
  Remote: digital input
• Remote signalling: relay contact, signalling I>>, NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation: DIP-switches
• Auxiliary supply: Selfpowered (sensor powered)
• Battery (Backup): Lifetime >20 Jahre, total flashing time >1000h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / SIGMA 2.0

O Short-circuit and earth fault indicator SIGMA 2.0 AC/DC

• Double flash function: Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure, Radial-, ring- oder meshed grid all neutral point treatments
• Application with 3 phase current sensors low ohmic-, solidly earthed grid structure
• Fault location method:
  I>> short circuit indication: I>> 200A, 300A, 400A, 600A, 800A, 1000A, 2000A,
  tI>> 40ms, 80ms
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• Indication, LED: Phaseselective fault indication L1/L2/L3
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, automatic time reset: 1h, 2h, 4h, 8h, Auxiliary supply restoration
• Test:  ocal/Remote, Local: Push button / Remote: digital input
• Remote signalling:relay contact, signalling I>>, NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation: DIP-switches
• Auxiliary supply: Auxiliary voltage supplied, 24V up to 230V AC/DC
• Selfpowered (sensor powered) from 5A, charging time of capacitor <=17h
• Capacitor (Backup) charging time from power supply: >=30 min. Buffer time: > 4h, (for LED flash)
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / SIGMA 2.0 AC/DC

O Short circuit- and earth fault indicator SIGMA F+E 2.0

• Double flash function: Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure: Radial-, ring- oder meshed grid all neutral point treatments
• Application with 3 phase current sensors low ohmic-, solidly earthed or isolated grid structure
• Fault location method:
  >> short circuit indication:  I>> 200A, 300A, 400A, 600A, 800A, 1000A, 2000A,
  tI>> 40ms, 80ms
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• IE> Earth Fault indication: IE> off, 20A, 40A, 60A, 80A, 100A, 120A, 160A,
• tIE> 80ms, 160ms
• Indication, LED: Phaseselective fault indication L1/L2/L3
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, automatic time reset: 1h, 2h, 4h, 8h
• Test: Local/Remote
  Local: Push button
  Remote: digital input
• Remote signalling: 2 relay contacts, signalling I>>/IE>, NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation: DIP-switches
• Auxiliary supply: Selfpowered (sensor powered)
• Battery (Backup): Lifetime >20 Jahre, total flashing time >1000h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset): used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / SIGMA F+E 2.0

O Short-circuit and earth-fault indicator SIGMA F+E 2.0 AC/DC

• Double flash function, Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure, Radial-, ring- oder meshed grid all neutral point treatments
• Application with 3 phase current sensors low ohmic-, solidly earthed or isolated grid structure
• Fault location method:
  I>> short circuit indication: I>> 200A, 300A, 400A, 600A, 800A, 1000A, 2000A,
  tI>> 40ms, 80ms
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• IE> Earth Fault indication: IE> off, 20A, 40A, 60A, 80A, 100A, 120A, 160A,
• tIE> 80ms, 160ms
• Indication LED: Phaseselective fault indication L1/L2/L3
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, automatic time reset: 1h, 2h, 4h, 8h, Auxiliary supply restoration
• Test: Local/Remote
  Local: Push button
  Remote: digital input
• Remote signalling: 2 relay contacts, signalling I>>/IE>, NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation: DIP-switches
• Auxiliary supply: auxiliary voltage supplied, 24V up to 230V AC/DC
• Selfpowered (sensor powered) from 5A, charging time of capacitor <=17h
• Capacitor (Backup) charging time from power supply: >=30 min. Buffer time: > 4h, (for LED flash)
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:        Horstmann / SIGMA F+E 2.0 AC/DC

O Directional short-circuit and earth-fault indicator SIGMA D+

• Double flash function, Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure, Radial-, ring- oder meshed grid, all neutral point treatments
• Voltage connection to all MV switchgear types, Voltage range; 1 up to 110 kV
• Connection via VDS systems: WEGA 1.2 C, WEGA 1.2 C vario, WEGA 2.2 C or different cable interfaces
• Voltage calibration: manuell/automatic
• Application with 3 phase current sensors, 1 summation sensor compensated grid structure with transient detection method
• Application with 3 phase current sensors, 1 summation sensor compensated grid structure, cos-phi method
• Fault location method:
  I>> directional/non directional short circuit indication: I>> 50A up to 2000A, (DIP: 200A, 300A, 400A, 600A, 800A, 1000A, 2000A)
  tI>> 40ms up to 60s (DIP: 40ms, 80ms)"
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• inrush detection 2nd harmonic: can be switched off, I>> Switch-off detection criterion: can be switched off
• IE> directional/non-directional earth fault indication: IE> 10A up to 1000A, (DIP: 20A, 40A, 60A, 80A, 100A, 120A, 160A)
• tIE> 40ms up to 60s (DIP: 80ms, 160ms)"
• IE> Switch-off detection criterion: can be switched off
• IEP>/IEQ> wattmetric cos-phi-, sin-phi method, directed, IEP>/IEQ> 3A up to 200A, tIEP>/tIEQ> 40ms up to 60s
• Delta IE> Pulsation current method with/without directional indication, Delta IE> 1A up to 100A, T-On/T-Off 50ms up to 20s, Pulse-No 1 up to 30
• IET> Transient earth fault, directed, IET> 10A … 100A, tMonitor 40ms up to 60s, No-IET>= 1 up to 100
• Measurement: Load current: continuously I1, 2, I3, IE, load flow direction indication (with SIGMA Explorer software)
• Voltage: continuously V1, V2, V3, VNE , (with SIGMA Explorer software)
• Indication, LED, multicoloured: "Power-On, status indication, directional indicator
• phaseselective fault indication and cause of failure L1/L2/L3, I>>/IE>"
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, automatic time reset: 1min … 24h, (DIP: 2h, 4h, 8h, 24h), Current restoration, Voltage restoration
• Test: Local/Remote
  Local: Push button
  Remote: digital input
• Remote signalling: 4 potential-free relay contacts, freely configuralable,NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation (Measurement values and additional parameter), USB port with SIGMA Explorer software and DIP-switches
• On-site operation: DIP-switches
• Events: Fault memory with 60 fault and 60 event messages with time stamp (FIFO)
• Auxiliary supply: Auxiliary voltage supplied (possible), 24V AC, 24 up to 60V DC
• Selfpowered (sensor powered) from 3A 3-phase supplied, from 5A single phase supplied
• Battery (Backup), Lifetime >20 Jahre, total flashing time >1500h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x106mm, 98mm  (3.779x1.889x4.173in, 3.858in)
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:       Horstmann / SIGMA D+

O Directional short-circuit and earth-fault indicator SIGMA D++

• Double flash function: Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure, Radial-, ring- oder meshed grid all neutral point treatments
• Voltage connection to all MV switchgear types, Voltage range: 1 up to 110 kV
• Connection via VDS systems: WEGA 1.2 C, WEGA 1.2 C vario, WEGA 2.2 C or different cable interfaces
• Voltage calibration: manuell/automatic
• Application with 3 phase current sensors: compensated grid structure with transient detection method
• Application with 3 phase current sensors, 1 summation sensor: compensated grid structure, cos-phi method
• Fault location method
• I>> directional/non directional short circuit indication: I>> 50A up to 2000A, (DIP: 200A, 300A, 400A, 600A, 800A, 1000A, 2000A),
• tI>> 40ms up to 60s (DIP: 40ms, 80ms)
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• inrush detection 2nd harmonic: can be switched off
• I>> Switch-off detection criterion: can be switched off
• IE> directional/non-directional earth fault indication: IE> 10A up to 1000A, (DIP: 20A, 40A, 60A, 80A, 100A, 120A, 160A)
• tIE> 40ms up to 60s (DIP: 80ms, 160ms)
• IE> Switch-off detection criterion: can be switched off
• IEP>/IEQ> wattmetric cos-phi-, sin-phi method, directed, IEP>/IEQ> 3A up to 200A, tIEP>/tIEQ> 40ms up to 60s
• Delta IE> Pulsation current method with/without directional indication, Delta IE> 1A … 100A, T-On/T-Off 50ms … 20s, Pulse-No 1 …30
• IET> Transient earth fault, directed, IET> 1A up to 500A, tMonitor 40ms up to 60s, No-IET>= 1 up to 100
• Measurement: Load current: continuously I1, 2, I3, IE, load flow direction indication (with SIGMA Explorer software)
• Voltage: continuously V1, V2, V3, VNE, (with SIGMA Explorer software)
• Indication: LED, multicoloured: Power-On, status indication, directional indicator
• phaseselective fault indication and cause of failure L1/L2/L3, I>>/IE>"
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, automatic time reset, 1min … 24h, (DIP: 2h, 4h, 8h, 24h), Current restoration, Voltage restoration
• Test: Local/Remote
  Local: Push button
  Remote: digital input
• Remote signalling: 4 potential-free relay contacts, freely configuralable, NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation (Measurement values and additional parameter), USB port with SIGMA Explorer software and DIP-switches
• On-site operation: DIP-switches
• Events: Fault memory with 60 faults- and 60 event messages with time stamp (FIFO)
• Auxiliary supply: Auxiliary voltage supplied (only needed with transient earth fault method): 24V up to 230V AC/DC
• Selfpowered (sensor powered) from 3A 3-phase supplied, from 5A single phase supplied
• Battery (Backup), Lifetime >20 Jahre, total flashing time >1500h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset), used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x106mm, 98mm  (3.779x1.889x4.173in, 3.858in)
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:       Horstmann / SIGMA D++

O Short circuit indicator and earth-short circuit indicator ALPHA M

• Remote signalling with relay contact
• Grid structure: - Radial-, ring- oder meshed grid, all neutral point treatments
• Application with 3 phase current transformers, low ohmic-, solidly earthed grid structure
• Fault location method:
  I>> short circuit indication: I>> 400A, 600A, 800A, 1000A,
  tI>> delay time <100ms
• Indication: mechanical flag indicator, phaseselective fault indication L1/L2/L3
• Reset: Local with rotary button
• Test: Local with rotary button
• Remote signalling: relay contact, signalling I>>, changeover-contact, settable as permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation: DIP-switches
• Auxiliary supply: Selfpowered (c.t. powered)
• Battery (Backup): Lifetime >20 years,
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in),
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / ALPHA M

O Short-circuit indicator and earth-short circuit indicator ALPHA E

• Remote signalling with relay contact
• Grid structure: Radial-, ring- oder meshed grid, all neutral point treatments
• Application with 3 phase current transformer, low ohmic-, solidly earthed grid structure
• Fault location method:
  I>> short circuit indication: I>> 400A, 600A, 800A, 1000A,
  tI>> delay time <100ms
• Indication: mechanical flag indicator, phaseselective fault indication L1/L2/L3
• Reset: Local/Remote
  Local: Push button
  Remote: ext. voltage: 12 up to 60V AC/DC, automatic time reset: 2h, 4h
• Test: Local with Push button
• Remote signalling: relay contact, signalling I>>, changeover-contact, settable as permanent- or momentary contact
• Device communication: Connection to control system with relay contact
• On-site operation: DIP-switches
• Auxiliary supply: Selfpowered (c.t. powered)
• Battery (Backup): Lifetime >20 years,
• Relay contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in),
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage / operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / ALPHA E

O Short-circuit/short-circuit-to-earth/double earth-fault indicator IKI-20B1,

• consisting of one evaluation unit and 3 instrument transformers,
• optional connection possibility for one summation transformer for zero current detection,
• indication in clear text LCD and group signal per LED,
• indication of first and second fault for power systems with AR,
• incorporated operating instructions,
• pickup current for single-phase faults selectable from 40 to 150A,
• pickup current for multi-phase faults selectable from 100 to 2000A,
• pickup time separately adjustable for single-phase and multi-phase faults,
• reset mode selectable: automatic, manual, or time reset,
• maintenance-free operation by current-transformer supply,
• supply buffered via lithium battery,
• service life >25 years,
• self-test function incl. instrument transformer test and battery test,
• alarm contact adjustable as NC contact, NO contact, maintained or passing contact

Make / type:         Kries / IKI-20B1

O Short-circuit/short-circuit-to-earth/double earth-fault indicator IKI-20B2

• consisting of one evaluation unit and 3 instrument transformers,
• optional connection possibility for one summation transformer for zero current detection,
• indication in clear text LCD and group signal per LED,
• indication of first and second fault for power systems with AR,
• incorporated operating instructions,
• pickup current for single-phase faults selectable from 40 to 150A,
• pickup current for multi-phase faults selectable from 100 to 2000A,
• pickup time separately adjustable for single-phase and multi-phase faults,
• reset mode selectable: automatic, manual, or time reset,
• maintenance-free operation by current-transformer supply,
• supply buffered via lithium battery,
• service life >25 years,
• self-test function incl. instrument transformer test and battery test,
• 2 alarm contacts adjustable as NC contact, NO contact,
• maintained or passing contact, 1 alarm contact thereof for single-phase faults, and 1 alarm contact thereof for multi-phase faults

Make / type:         Kries / IKI-20B2

O Short-circuit/short-circuit-to-earth/double earth-fault indicator IKI-20B3

• consisting of one evaluation unit and 3 instrument transformers,
• optional connection possibility for one summation transformer for zero current detection,
• indication in clear text LCD and group signal per LED,
• indication of first and second fault for power systems with AR,
• incorporated operating instructions,
• pickup current for single-phase faults selectable from 40 to 150A,
• pickup current for multi-phase faults selectable from 100 to 2000A,
• pickup time separately adjustable for single-phase and multi-phase faults,
• reset mode selectable: automatic, manual, or time reset,
• maintenance-free operation by current-transformer supply,
• supply buffered via lithium battery,
• service life >25 years,
• self-test function incl. instrument transformer test and battery test,
• 3 phase-selective alarm contacts adjustable as NC contact, NO contact, maintained or passing contact

Make / type:         Kries / IKI-20B3

O Short-circuit/short-circuit-to-earth/double earth-fault indicator IKI-20T1

• consisting of one evaluation unit and 3 instrument transformers,
• optional connection possibility for one summation transformer for zero current detection,
• indication in clear text LCD and group signal per LED,
• indication of first and second fault for power systems with AR,
• incorporated operating instructions,
• pickup current for single-phase faults selectable from 40 to 150A,
• pickup current for multi-phase faults selectable from 100 to 2000A,
• pickup time separately adjustable for single-phase and multi-phase faults,
• reset mode selectable: automatic, manual, or time reset,
• supply voltage: 110 to 230 V AC,
• auxiliary power buffered internally for min. 12h in case of failure,
• self-test function incl. instrument transformer test,
• alarm contact adjustable as NC contact, NO contact, maintained or passing contact

Make / type:         Kries / IKI-20T1

O IKI-23 Universal fault indicator, directional

• Controls and display: LC-Display and LEDs (red: error in direction of cable, yellow: error in direction of busbar), Test button
• Buffering of the power supply: battery
• Fault detection individually selectable, any combinations possible
• Star point types: short-term low-ohmic terminated neutral, low-ohmic terminated neutral, inductive terminated neutral, isolated neutral
• Short-circuit detection I>>, Directional short-circuit detection I>>
• Threshold current short-circuit detection I>>: 100/200/300/400/600/800/1000/2000A (adjustable via DIP: 400/600/800A/1000A)
• Automatic response threshold short circuit detection
• Threshold time short-circuit detection I>>: 40/60/80/150/200ms (adjustable via DIP: 60ms)
• Waiting time after current switch-off (short-circuit detection): 0/100/400/1200/2000/6000ms
• Waiting time voltage switch-off (short-circuit detection)  0/100/400/1200/2000/6000ms
• Earth short-circuit detection Ie>>
• Directional earth short-circuit detection Ie>>
• Threshold current earth short-circuit detection Ie>>
• Threshold current earth short-circuit detection Ie>>: 40/80/100/200A
• Threshold time earth short-circuit detection Ie>>: 40/60/80/150/200ms
• Directional static earth fault detection Ie>
• Threshold current static earth fault detection Ie>: 5 up to 30A
• Auxiliary power supply for directional static earth fault detection Ie>: with auxiliary power supply: no Balanced Core CT necessary, without auxiliary power supply: Balanced Core CT necessary
• Directional transient earth fault detection Ie>
• Threshold current transient earth fault detection 3I0: 100/200/300/500A
• Threshold voltage transient earth fault detection 3U0: 20/30/50%
• Earth fault detection via pulse locating
• Pulsing of pulse location: symmetrical / asymmetrical
• Transient fault detection IIe>
• Step voltage monitoring
• Fault reset: Auto, After 2h, 4h, Manually on the device, External potential-free normally open contact
• Earth fault wiper detection
• Directional earth short-circuit detection
• USB-interface: Mini-USB
• Slave-Test
• Digital inputs: 1
• Remote signalling: 4 potential-free contacts, adjustable as wiping contact, adjustable as permanent contact when auxiliary power is available
• Remote test: Function test including switching of the remote signalling contacts possible by connecting a potential-free normally open contact to the slave input
• Switching capacity relay: Umax 110 V AC/DC, Imax 100 mA
• Relay outputs: 4
• Connection of passive blinkers: three passive blinkers with LEDs can be connected
• Voltage inputs: 1
• Measurement method voltage: capacitive
• Measuring range voltage: 1 up to 52 kV (depending on the LRM module used)
• Measuring range current: 5 up to 2000A (short-term), max. continuous current 800A
• Rotary field detection
• Auxiliary power supply: 24 up to 230 V AC/DC ( 15% in each case)
• Power consumption: 2 W
• Insulation voltage: 2 kV, 1 min
• Battery type: Lithium
• Compatible current transformers: IKI-LUG, IKI-LUM; IKI-23 with Modbus: load flow values can only be transmitted if current transformers of type IKI-LUM are used
• Notes on transformer supply: IKI-LUG-1500: from 5 A three-phase, from 15 A single-phase; IKI-LUM: from 6 A three-phase, from 18 A singlephase
• Operating temperature: -25°C up to 55°C
• Humidity: maximum 95% relative humidity at 40°C
• Degree of protection: IP54 (Front)

Make / type:         Kries / IKI-23

O Device for load flow measurement, fault detection, remote control, and network automation IKI-50

• consisting of one evaluation unit and 3 instrument transformers mounted around the conductor,
• summation transformer optional,
• indication and telecommunication of short circuits, short circuits to earth and earth faults (static and transient) with indication of direction, earth faults with pulse location method,
• directional detection of transient events for fault prevention,
• load flow measured values: zero current, phase currents, phase sequences, zero voltage, phase-to-earth voltages, phase-to-phase voltages and phase sequences, active, reactive and apparent power and energy, phase displacement cos phi, frequency, average values, minimum and maximum values of average values (via continuous dT, since reset),
• interface according to IEC 60870-5-104: with network connection for direct communication with control center or telecontrol system via IEC 104 protocol,
• with integrated web server (disconnectable) for configuration of parameters for IEC 104 connection,
• password-protected configuration,
• access rights management,
• encryption possibility for the connection to the VPN router,
• Modbus RTU master function: query of further Modbus-Slave devices possible,
• remote testing function,
• 4 digital inputs 24V DC, freely configurable,
• 4 digital relay outputs, maximum 5A, optionally 1.5-pole switchable, freely configurable,
• auxiliary power 24 to 230V AC/DC, power consumption maximum 3VA,
• capacitor buffering for 6h, maintenance-free,
• Y-interface to voltage detecting system (see separate description)

Make / type:         Kries / IKI-50

O Short-circuit indicator OPTO-F 3.0

• scope of supply: display unit / 3 short-circuit current transformers / 3 fibre optic cables (FOC)
• Indication:
  3 red LEDs for phase-selective short-circuit
  flashing period 2 s,
  double flash sequence 0.3 s with flashing period of 3 s
  Optional: external signal lamp
• I>> Short-circuit trip current: 400/600/800/1000A (adjustable)
• tI>> Response delay: 40/60/80/100/200/300/500ms (adjustable)
• Accuracy: ±15 % (determined by current transformer)
• Signal inputs: 3 optical indications: 3 phase-selective short circuits, unused channels insensitive for constant light
• Remote signal: 1 potential-free relay contact each (NO) for short-circuit signal, permanent or momentary contact, with common connection
• Relay contact: Potential-free permanent or momentary contact (adjustable)
• Reset:
  manual reset
  Automatic time reset: 1, 2, 4, 8 h (adjustable)
  Reset on restoration of voltage or by applied external voltage supply ≥10 s (can be activated via DIP switch)
  Remote reset
• Remote reset / remote test: Separate inputs, potential-free NO contact, wiping time of NC contact ≥0.5 s
• Power supply: Long-life lithium cell 3 V / 1,2 Ah, lifetime ≥20 years, >1000h active flashing time
  Auxiliary supply, integrated in the device: 12V up to 110V DC ±10 % or 24 up to 60V AC, 50 up to 60 Hz, ±10% / 0,3VA
• Plug-in housing: DIN plug-in housing, 96 x 48 x 96 mm (W x H x D)
• Temperature range: Storage/operation -30°C up to +70°C
• Protection degree:
  Front: IP50
  Terminals: IP20

Make / type:         Horstmann / OPTO-F 3.0

O Short-circuit and earth-fault indicator OPTO-F+E 3.0

• consisting of: indication unit / 3 sensors / 1 earth-fault sensor, 4 fibre optic cables (FOC)
• I>> Short-circuit trip current: 400/600/800/1000A (adjustable)
• tI>> Response delay: 40/60/80/100/200/300/500ms (adjustable)
• IE> Earth fault trip  current: 10/20/40/80 or 40/80/120/160A (adjustable)
• tIE> Response delay: 60/100/200ms (adjustable)
• Accuracy: ±15 % (determined by current transformer)
• Signal inputs: 4 optical indications: 1 earth fault, 3 phase-selective short circuits, unused channels insensitive for constant light
• Remote signal: 1 potential-free relay contact each (NO) for short-circuit signal, permanent or momentary contact, with common connection
• Relay contact: Potential-free permanent or momentary contact (adjustable)
• Reset:
  manual reset
  Automatic time reset: 1, 2, 4, 8h (adjustable)
  Reset on restoration of voltage or by applied external voltage supply ≥10 s (can be activated via DIP switch)
  Remote reset
• Remote reset / remote test: Separate inputs, potential-free NO contact, wiping time of NC contact ≥0.5 s
• Power supply: Long-life lithium cell 3 V / 1,2 Ah, lifetime ≥20 years, >1000h active flashing time
  Auxiliary supply, integrated in the device: 12V up to 110V DC ±10 % or 24 up to 60V AC, 50 up to 60 Hz, ±10% / 0,3VA
• Plug-in housing: DIN plug-in housing, 96 x 48 x 96 mm (W x H x D)
• Temperature range: Storage/operation -30°C up to +70°C
• Protection degree:
  Front: IP50
  Terminals: IP20

Make / type:         Horstmann / OPTO-F+E 3.0

 O Earth-fault indicator EARTH ZERO

• Comprising: Indication unit / 1 earth-fault sensor
• Pickup current, adjustable: 25/50/75/100 A
• Pickup delay, adjustable: 80/160 ms
• Test function: Manually via pushbutton (with applied auxiliary voltage)
• Reset via 110 to 240 V AC signal or automatic time reset, manually with test pushbutton
• Indication: Upon pickup, the red LED is activated and flashes with a frequency of 0.5 Hz (every 2 s); at the same time, the (optional) external luminous indicator is activated, which flashes with the same frequency
• Double flash function: When a new earth fault occurs within the indication mode, e.g. after an AR, the device starts to flash at double speed; approx. 3 s pause between 2 flash cycles and the following 2 flash cycles
• Remote indication: 1 relay, potential-free relay changeover contact; maintained contact / passing contact 1 s, function adjustable via jumper
• Supply: Long-time lithium battery, storage capacity ≥ 20 years, > 1200 h of total flashing time, > 500 h if an external luminous indicator is used
• Temperature range for operation: -30°C up to +70°C
• Degree of protection: IP40
• Optionally: External luminous indicator, LED indication

Make / type:         Horstmann / EARTH ZERO

O Directional short-circuit / earth-fault direction indicator ComPass B

• Double flash function, Switch-off after Auto-Reclosing
• Monitoring, I, V, cos-phi, P, Q, S, f, E, load flow direction indication
• Drag indicator and current average value measurement
• Remote signalling and comunication
• Grid structure: Radial-, ring- oder meshed grid all neutral point treatments
• Voltage connection to all MV switchgear types, Voltage range: 1 up to 52 kV
• Connection via VDS systems: WEGA 1.2 C, WEGA 1.2 C vario, WEGA 2.2 C or different cable interfaces
• Voltage calibration: manual
• Application with 3 phase current sensors: low ohmic-, solidly earthed or isolated grid structure
• Application with 2 phase current sensors, 1 summation sensor: compensated grid structure
• Fault location method:
  I>> directional/non directional short circuit indication: I>> 50A up to 2000A
  tI>> 40ms up to 60s
• inrush detection: can be switched off
• VNE> Residual voltage: VNE2> 0% up to 120%, tVNE2> 20ms up to 60s
• IE> directional/non-directional earth fault indication: IE> 20A up to 1000A, tIE> 40ms up to 60s
• IE> wattmetric, cos-phi-, sin-phi method, directed: IE> 3A up to 200A, tIE> 40ms up to 60s
• Threshold value monitoring:
  V> Overvoltage: V> 100 up to 200%, tV> 20ms up to 60s
  V< Undervoltage: V< 0 up to 100%, tV< 20ms up to 60s
  I> Overcurrent: I> 1A up to 2000A, tI> 20ms up to 60s
  P> Active power: P> 1kW up to 30000kW, tP> 20ms up to 60s
• Measurement:
  Load current: continuously I1, 2, I3, IE, load flow direction indication
  Load current: average value and maximal values (drag indicator function), Average: last 15min; Max. last: 24h, 7d, 365d; since last reset
  Voltage: continuously V1, V2, V3, VNE , V12, V23, V31
  Power values: continuously and phase selective P, Q, S, cos-phi, Energy values: continuously and phase selective E
  Frequency: f
• Indication: LED + Display: OLED display (multilingual) für parametrizing, measured value display, directional indication, phase selective fault indication and cause of failure; LED for Power-On, fault- and status indication
• Display language: de-deutsch, en-english, nl-nederlands, pt-portugues, fr-francais
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, RS485/Modbus RTU, Automatic time reset: 1min up to 24h Voltage restoration, Auxiliary supply restoration
• Test: Local/Remote
  Local: Push button
  Remote: digital input, RS485/Modbus RTU
• Remote signalling: 4 potential-free relay contacts, freely configuralable, NO- or NC-contacts or permanent- or momentary contact
• Connection to control system: RS485 with Modbus RTU (also ComPass configuration software)
• On-site operation: Front panel
• Events: Fault memory with 20 fault messages with timestamp (FIFO)
• Auxiliary supply, Auxiliary voltage supplied: 24V up to 230V AC/DC
• Battery (Backup) 3,6V; lifetime >20 years, total flashing time >1000h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 1 digital input: used with potential-free contact
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in)
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Degree of protection:
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / ComPass B

O Directional short-circuit and earth-fault direction indicator ComPass B 2.0

• Double flash function: Switch-off after Auto-Reclosing
• Monitoring, I, V, cos-phi, P, Q, S, f, E, T, load flow direction indications
• Drag indicator and current average value measurement
• Remote signalling and comunication
• Grid structure: Radial-, ring- oder meshed grid, all neutral point treatments
• Voltage connection to all MV switchgear types, Voltage range: 0.05 up to 142 kV
• Connection via VDS systems: WEGA 1.2 C, WEGA 1.2 C vario, WEGA 2.2 C or different cable interfaces
• Connection via resisitve deviders, one sensor kit for 1 up to 4 devices: 1 up to 24kV
• Voltage calibration: manual, automatic with resisitve deviders as reference, via RS485 / Modbus RTU
• Application with 3 phase current sensors: low ohmic-, solidly earthed-, isolated- or compensated grid structure
• Application with 3 phase current sensors, 1 summation sensor: isolated- or compensated grid structure
• Application with 2 phase current sensors, 1 summation sensor: isolated- or compensated grid structure
• Temperature sensor: Connecting plug for PT100
• Fault location method:
  I>> directional/non directional short circuit indication: I>> 10A up to 2000A, tI>> 40ms up to 60s
• I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• inrush detection 2nd harmonic: can be switched off
• I>> Switch-off detection criterion: can be switched off
• VNE> Residual voltage: VNE> 0% up to 120%, tVNE> 20ms up to 60s
• IES>/IES>> directional/non-directional earth fault indication: IES>/IES>> 10A up to 1000A, tIES>/tIES>> 40ms up to 60s
• IES>/IES>> Switch-off detection criterion: can be switched off
• IEP>/IEQ> wattmetric cos-phi-, sin-phi method, directed: IEP>/IEQ> 1A up to 200A, tIEP>/tIEQ> 40ms up to 60s
• DeltaIE> Pulsation current method with/without directional indication: Delta IE> 1.0A up to 200.0A, T-On/T-Off 50ms up to 20s, Pulse-No 1 up to 30
• IET> Transient earth fault, directed, two-stage: IET> 1A up to 500A, tMonitor 40ms up to 60s, No-IET>= 1 up to 100
• Threshold value monitoring:
  V> Overvoltage: V> 100 up to 200%, tV> 20ms up to 60s
  V< Undervoltage: V< 0 up to 100%, tV< 20ms up to 60s
  I> Overcurrent: I> 5A up to 1500A, tI> 40ms up to 60s
  P>/P>> Active power: P>/P>> 1kW up to 30000kW, tP>/tP>> 40ms up to 60s
  Q>/Q>> Reactive power: Q>/Q>> 1kVAr up to 30000kVAr, tP>/tP>> 40ms up to 60s
  +P>/-P> directional Active power: +P>/-P> 1kW up to 30000kW, tP>/tP>> 40ms up to 60s
  +Q>/-Q> directional Reactive power: +Q>/-Q> 1kVAr up to 30000kVAr, tP>/tP>> 40ms up to 60s
  T>/T>> Overtemperature, two-stage: T>/T>> -40°C up to +85°C
  T</T<< Undertemperature, two-stage: T</T<< -40°C up to +85°C
• Measurement:
  Load current: continuously, 0.5% of meas. Value or 0.5A, I1, 2, I3, IE, load flow direction indication
  Load current: average value and maximal values (drag indicator function): Average: last 15min; Max. last: 24h, 7d, 365d; since last reset
  Voltage: continuously, 0.5% with resistive voltage dividers: V1, V2, V3, VNE , V12, V23, V31
  Voltage: continuously, via VDC system: V1, V2, V3, VNE , V12, V23, V31Power values: continuously and phase selective: P, Q, S, cos-phi
  Energy values: continuously and phase selective: E
  Frequency: f
  Temperature: T
• Indication LED + Display: OLED display (multilingual) for parametrizing, measured value display, phase selective fault indication and cause of failure; LEDs for Power-On, status-/fault , indication and fault direction indication
• Display language: de-deutsch, en-english, nl-nederlands
• Reset: Local/Remote
  Local: Push button
  Remote: digital input, RS485/Modbus RTU, Automatic time reset: 1min … 24h, Current restoration, Voltage restoration, Auxiliary supply restoration, Pulse detection, Reset after end of pulsation
• Test: Local/Remote
  Local: Push button
  Remote: digital input, RS485/Modbus RTU
• Remote signalling: 4 potential-free relay contacts, freely configuralable, NO- or NC-contacts or permanent- or momentary contact
• Device communication (parameter and measured display values), Connection to control system: RS485 with Modbus RTU
• Display and USB port with ComPass Explorer software
• On-site operation: Front panel
• Password protection: 3 level
• Events: Fault memory with 60 faults- and 60 event messages with time stamp (FIFO)
• Auxiliary supply: Auxiliary voltage supplied, 24V up to 230V AC/DC
• Battery (Backup): 3,6V; lifetime >20 years, total flashing time >1000h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x117mm, 90mm (3.779x1.8897x4.606in, 3.543in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Protection degree:
  Front: IP50
  Terminals: IP20

Make / type:         Horstmann / ComPass B 2.0

O Short circuit- and earth fault indicator ComPass A 2.0

• Double flash function, Switch-off after Auto-Reclosing
• Monitoring, I, f, T
• Drag indicator and current average value measurement
• Remote signalling and comunication
• Grid structure: Radial-, ring- oder meshed grid, all neutral point treatments
• Application with 3 phase current sensors: low ohmic-, solidly earthed or isolated grid structure
• Temperature sensor: Connecting plug for PT100
• Fault location method:
  I>> short circuit indication: I>> 20A up to 2000A, tI>> 40ms up to 60s
  I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A up to 400A/I>> = 4xIB, I>>max. = 2000A
• inrush detection 2nd harmonic: can be switched off
• I>> Switch-off detection criterion: can be switched off
• IES>/IES>> non-directional earth fault indication: IES>/IES>> 10A up to 1000A, tIES>/tIES>> 40ms up to 60s
• IES>/IES>> Switch-off detection criterion: can be switched off
• DeltaIE> Pulsation current method indication: Delta IE> 1.0A up to 200.0A, T-On/T-Off 50ms up to 20s, Pulse-No 1 up to 30
• Threshold value monitoring:
  I> Overcurrent: I> 5A … 1500A, tI> 40ms … 60s
  T>/T>> Overtemperature, two-stage: T>/T>> -40°C up to +85°C
  T</T<< Undertemperature, two-stage: T</T<< -40°C up to +85°C
• Measurement:
  Load current: continuously, 0.5% of meas. Value or 0.5A I1, 2, I3, IE
  Load current: average value and maximal values (drag indicator function), Average: last 15min; Max. last: 24h, 7d, 365d; since last reset
  Frequency: f
  Temperature: T
• Indication, LED + Display: OLED display (multilingual) für parametrizing, measured value display, phase selective fault indication and cause of failure; LEDs for Power-On, status-/fault indication
• Display language: de-deutsch, en-english, nl-nederlands
• Reset: Local/Remote, Local: Push button / Remote: digital input, RS485/Modbus RTU, Automatic time reset: 1min … 24h, Current restoration, Auxiliary supply restoration, Pulse detection: Reset after end of pulsation
• Test: Local/Remote, Local: Push button / Remote: digital input, RS485/Modbus RTU
• Remote signalling: 4 potential-free relay contacts, freely configuralable, NO- or NC-contacts or permanent- or momentary contact
• Device communication (parameter and measured display values), Connection to control system: RS485 with Modbus RTU
• Display and USB port with ComPass Explorer software
• On-site operation: Front panel
• Password protection: 3 level
• Events: Fault memory with 60 faults- and 60 event messages with time stamp (FIFO)
• Auxiliary supply: Auxiliary voltage supplied: 24V … 230V AC/DC
• Battery (Backup) 3,6V; lifetime >20 years, total flashing time >1000h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x117mm, 90mm (3.779x1.8897x4.606in, 3.543in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C … +70°C
• Protection degree:
  Front: IP50
  Terminals: IP20

Make / type:         Horstmann / ComPass A 2.0

O Short circuit- and earth fault indicator with earth fault detection via pulse detection method SIGMA P 2.0

• Double flash function: Switch-off after Auto-Reclosing
• Remote signalling with relay contacts
• Grid structure: Radial-, ring- oder meshed grid, all neutral point treatments
• Application with 3 phase current sensors: low ohmic-, solidly earthed or isolated grid structure
• Application with 3 phase current sensors: compensated grid structure with pulsation current method
• Fault location method
  I>> short circuit indication: I>> 200A, 300A, 400A, 600A, 800A, 1000A, 2000A
  tI>> 40ms, 80ms, 200ms, 300ms
  I>> setting values of short circuit indication with self adjustment: IB<= 100A/I>> = 400A, IB>= 100A … 400A/I>> = 4xIB, I>>max. = 2000A
• inrush detection: can be switched off
• IE> Earth Fault indication: IE> off, 20A, 40A, 60A, 80A, 100A, 120A, 160A
• tIE> 60ms, 80ms, 200ms, 300ms"
• Delta IE> Puls detection method: Delta IE> 2.0A, SYM/ASYM, 1,25s-1,25s/1,5s-1s
• Indication LED: Phaseselective fault indication and cause of failure L1/L2/L3, I>>/IE>
• Reset: Local/Remote, Local: Push button / Remote: digital input, automatic time reset: 2h, 4h, 8h, 24h, Pulse detection, Reset after end of pulsation
• Test: Local/Remote, Local: Push button / Remote: digital input
• Remote signalling: 3 relay contacts, signalling L1/ L2/L3 or  I>>/IE>,Delta IE>/ I>>,IE>,Delta IE>, NO- or NC-contacts or permanent- or momentary contact
• Device communication: Connection to control system with relay contacts
• On-site operation: DIP-switches
• Auxiliary supply: Selfpowered (sensor powered)
• Battery (Backup), Lifetime >20 Jahre, total flashing time >1000h
• Relay, contact capacity: 230V AC/ 1A/ 62,5VA, 220V DC/ 1A/ 60W
• 2 digital inputs (Test/Reset) used with separate potential-free contacts
• Housing: Polycarbonate
• Housing dimension (w/h/d), installation depth: 96x48x96mm, 88mm (3.779x1.889x3.779in, 3.464in), Ant safe
• Rated frequency: 50Hz/60Hz
• Temperature range: Storage/operation: -30°C up to +70°C
• Protection degree
  Front: IP40
  Terminals: IP20

Make / type:         Horstmann / SIGMA P 2.0