The switch-disconnector panels must be designed as follows:
In panel-type construction, equipped with:
1 set of busbars, insulated, Cu
Rated continuous current of the feeder: 200 A
Voltage transformers at the busbar:
X without voltage transformers
O with voltage transformers, 3x single-pole
O with voltage transformers, 3x single-pole, with earth-fault winding and damping resistor
Rating / Class:
for IEC, GOST, GB:
O 10VA / Cl. 0.2
O 10VA / Cl. 0.5
O 10VA / Cl. 1
O 20VA / Cl. 0.2
O 20VA / Cl. 0.5
O 20VA / Cl. 1
O 45VA / Cl. 1
O 60VA / Cl. 1
for CSA:
O WXY / Cl. 0.3
Current transformers at the busbar:
X without current transformers at the busbar
O with current transformers at the busbar, 3 current transformers with 1 core
O with current transformers at the busbar, 3 current transformers with 2 cores
Current transformer values, core 1:
for IEC, GOST, GB:
O 600A-1200A/1A; 10VA / Cl. 0.2 / FS10
O 600A-1200A/1A; 10VA / Cl. 0.5 / FS10
O 600A-1200A/1A; 10VA / Cl. 1 / FS10
O 600A-1200A/1A; 15VA / Cl. 10P / 20
O 1250A-2500A/1A; 10VA / Cl. 0.2 / FS10
O 1250A-2500A/1A; 10VA / Cl. 0.5 / FS10
O 1250A-2500A/1A; 10VA / Cl. 1 / FS10
O 1250A-2500A/1A; 15VA / Cl. 10P / 20
for CSA:
O 1200A MR / 5A Cl. 0.3B0.9
O 1200A MR / 5A Cl. C200
O 2000A MR / 5A Cl. 0.3B0.9
O 2000A MR / 5A Cl. C200
O 3000A MR / 5A Cl. 0.3B0.9
O 3000A MR / 5A Cl. C200
Current transformer values, core 2:
for IEC, GOST, GB:
O 600A-1200A/1A; 10VA / Cl. 0.2 / FS10
O 600A-1200A/1A; 10VA / Cl. 0.5 / FS10
O 600A-1200A/1A; 10VA / Cl. 1 / FS10
O 600A-1200A/1A; 15VA / Cl. 10P / 20
O 1250A-2500A/1A; 10VA / Cl. 0.2 / FS10
O 1250A-2500A/1A; 10VA / Cl. 0.5 / FS10
O 1250A-2500A/1A; 10VA / Cl. 1 / FS10
O 1250A-2500A/1A; 15VA / Cl. 10P / 20
for CSA:
O 1200A MR / 5A Cl. 0.3B0.9
O 1200A MR / 5A Cl. C200
O 2000A MR / 5A Cl. 0.3B0.9
O 2000A MR / 5A Cl. C200
O 3000A MR / 5A Cl. 0.3B0.9
O 3000A MR / 5A Cl. C200
Voltage sensor at the busbar:
X without
O with (resistor divider)
Surge protection at the busbar:
X without
O with surge arrester
Solid-insulated bar at the busbar:
X without
O on the left, for interconnection of 2 switchgear rows
O on the right, for interconnection of 2 switchgear rows
Capacitive voltage detecting system at the busbar (tapping through capacitive layers in the busbar bushings)
X without
O ________ acc. to description
1 three-position switch-disconnector
Rated continuous current and rated short-time withstand current according to the general technical stipulations,
with the switch positions CLOSED-OPEN-EARTHED,
installed in the gas-filled stainless-steel vessel for earthing the cable feeder,
operation through spring-operated mechanism with mechanical position indicator, equipped with
X manual operating mechanism for LOAD BREAKING function and EARTHING function + shunt release (-Y3)
O motor operating mechanism for LOAD BREAKING function (-Y2) and EARTHING function + shunt release (-Y3)
with auxiliary switch:
LOAD BREAKING function:
1NO+1NC+2CH.OV. with manual operating mechanism for LOAD BREAKING function and EARTHING function; 2NO+2NC+2CH.OV. with motor operating mechanism for LOAD BREAKING function and manual/motor operating mechanism for EARTHING function
EARTHING function:
1NO+1NC+2CH.OV. with manual operating mechanism for LOAD BREAKING function and EARTHING function; 2NO+2NC+2CH.OV. with motor operating mechanism for LOAD BREAKING function and manual/motor operating mechanism for EARTHING function
electromechanical interlock:
O without
O at the switch-disconnector (-Y1)
O at the earthing switch (-Y5)
O at the switch-disconnector and earthing switch
with locking device
with operating mechanism designed for separate operating levers (acc. to FNN recommendation)
Operating cycles (mechanical operating cycles, CLOSE-OPEN switching cycle / mechanical operating cycles, OPEN-EARTHING switching cycle / circuit-breaker operating cycles):
1000/1000/-
1 fuse assembly
with single-pole insulation-enclosed HV HRC fuse boxes mounted outside the SF6 vessel,
with 3-pole shutdown when one HV HRC fuse has tripped,
with signaling switch for indication: "HV HRC fuse tripped",
with closing lockout for the HV HRC fuse assembly (prevents any operation when the fuse cover is open)
With capacitive voltage detecting system ________ at the feeder acc. to description.
Current transformers at the feeder:
X without
O 3 current transformers with 1 core
O 3 current transformers with 2 cores
Current transformer values, core 1:
for IEC, GOST, GB:
O 75A/1A; 10VA / Cl. 1 / FS10
O 75A/1A; 2.5VA / Cl. 10P / 20
O 100-150A/1A; 10VA / Cl. 1 / FS10
O 100-150A/1A; 2.5VA / Cl. 10P / 20
O 200-500A/1A; 10VA / Cl. 0.2 / FS10
O 200-500A/1A; 10VA / Cl. 0.5 / FS10
X 200-500A/1A; 10VA / Cl. 1 / FS10
O 200-500A/1A; 15VA / Cl. 10P / 20
O 600A-1200A/1A; 10VA / Cl. 0.2 / FS10
O 600A-1200A/1A; 10VA / Cl. 0.5 / FS10
O 600A-1200A/1A; 10VA / Cl. 1 / FS10
O 600A-1200A/1A; 15VA / Cl. 10P / 20
O 1250A-2500A/1A; 10VA / Cl. 0.2 / FS10
O 1250A-2500A/1A; 10VA / Cl. 0.5 / FS10
O 1250A-2500A/1A; 10VA / Cl. 1 / FS10
O 1250A-2500A/1A; 15VA / Cl. 10P / 20
for CSA:
O 600A MR / 5A Cl. 0.3B0.9
O 600A MR / 5A Cl. C200
O 1200A MR / 5A Cl. 0.3B0.9
O 1200A MR / 5A Cl. C200
O 2000A MR / 5A Cl. 0.3B0.9
O 2000A MR / 5A Cl. C200
O 3000A MR / 5A Cl. 0.3B0.9
O 3000A MR / 5A Cl. C200
Current transformer values, core 2:
for IEC, GOST, GB:
O 75A/1A; 10VA / Cl. 1 / FS10
O 75A/1A; 2.5VA / Cl. 10P / 20
O 100-150A/1A; 10VA / Cl. 1 / FS10
O 100-150A/1A; 2.5VA / Cl. 10P / 20
O 200-500A/1A; 10VA / Cl. 0.2 / FS10
O 200-500A/1A; 10VA / Cl. 0.5 / FS10
X 200-500A/1A; 10VA / Cl. 1 / FS10
O 200-500A/1A; 15VA / Cl. 10P / 20
O 600A-1200A/1A; 10VA / Cl. 0.2 / FS10
O 600A-1200A/1A; 10VA / Cl. 0.5 / FS10
O 600A-1200A/1A; 10VA / Cl. 1 / FS10
O 600A-1200A/1A; 15VA / Cl. 10P / 20
O 1250A-2500A/1A; 10VA / Cl. 0.2 / FS10
O 1250A-2500A/1A; 10VA / Cl. 0.5 / FS10
O 1250A-2500A/1A; 10VA / Cl. 1 / FS10
O 1250A-2500A/1A; 15VA / Cl. 10P / 20
for CSA:
O 600A MR / 5A Cl. 0.3B0.9
O 600A MR / 5A Cl. C200
O 1200A MR / 5A Cl. 0.3B0.9
O 1200A MR / 5A Cl. C200
O 2000A MR / 5A Cl. 0.3B0.9
O 2000A MR / 5A Cl. C200
O 3000A MR / 5A Cl. 0.3B0.9
O 3000A MR / 5A Cl. C200
Cable connection bushing with integrated low-power measuring system:
O yes (when this option is chosen, voltage transformers at the feeder and current transformers on the bushing are not possible, only SICAM FCM can be selected as short-circuit/earth-fault indicator, and only 7SY82 can be selected as protection device)
X no
Cable/ busbar connection:
from front, from bottom
with cable bracket and pre-assembled cable clamp, suitable for connection of cable T-plugs, suitable for outside cone type C
X no
Number of cables per phase:
X 1
O 2
Zero-sequence current transformer for earth-fault detection:
X without
O with
Zero-sequence current transformer values:
for IEC, GOST, GB:
O 50A / 1A / 1.25VA / Cl. 1 FS 10
O 60A / 1A / 1.25VA / Cl. 1 FS 10
O 100A / 1A / 1.25VA / Cl. 1 FS 10
for CSA:
O 50A / 5A C5
O 100A / 5A C10
O 200A / 5A C10
Solid-insulated bar at the feeder:
X without
O with, for interconnection of 2 switchgear rows
1 mimic diagram (preferably printed)
1 low-voltage compartment for accommodation of secondary devices, with terminal strips, completely wired, with feeder designation label.
Height:
X 761 mm
O 1161 mm
including the necessary secondary devices for control, protection and monitoring