If the offer is based on another type than stipulated, the "technical inquiries" must be completely filled in upon submission of the offer in order to evaluate the equivalency of the offered make.

The switchgear must at least meet the following technical data:

                           Stipulation       Offer

Make:                      Siemens           _________

Rated insulation level:

Rated voltage Ur:          12 kV

Operating voltage UB:      O 6 kV

                           O 6.3 kV

                           O 6.6 kV

                           O 10 kV

                           O 10.5 kV

                           X 11 kV

Rated frequency fr:        X 50 Hz

                           O 60 Hz

Ambient air temperature:   O 30 °C

                           X 35 °C

                           O 40 °C

                           O 45 °C

                           O 50 °C

                           O 55 °C

Rated short-duration power-frequency withstand voltage Ud:

                           28 kV             _________

Rated lightning impulse withstand voltage Up:

                           75 kV             _________

Rated short-time withstand current Ik:

                           X 25/1 kA/s

                           O 31.5/1 kA/s

                           O 40/1 kA/s

                           O 25/3 kA/s

                           O 31.5/3

                           O 40/3 kA/s       _________

Rated short-circuit making current:

X at Ik 25/1 and 25/3,
rated frequency 50 Hz: 63 kA

O at Ik 25/1 and 25/3,
rated frequency 60 Hz: 65 kA

O at Ik 31.5/1 and 31.5/3,
rated frequency 50 Hz: 80 kA

O at Ik 31.5/1 and 31.5/3,
rated frequency 60 Hz: 82 kA

O at Ik 40/1 and 40/3,
rated frequency 50 Hz: 100 kA

O at Ik 40/1 and 40/3,
rated frequency 60 Hz: 104 kA              _________

Pressure relief duct:

X with
minimum room height in mm: 2500

O without (with absorber)
minimum room height in mm:
O 2800
  (rated short-time withstand current 25/1 or 25/3 kA/s)
O 3000
  (rated short-time withstand current 31.5/1 or 31.5/3 kA/s)
O 3500
  (rated short-time withstand current 40/1 or 40/3 kA/s)

Direction of pressure relief duct:

X to the rear

O to the left

O to the right

O to the top

Rated continuous current of the busbar Ir:

X 1250 A

O 2500 A

O 3150 A

O 4000 A

Bar insulation:

X without

O with

Type of installation:

X wall-standing arrangement

O free-standing arrangement

Degree of protection:

O IP 3XD (with forced ventilation, ventilated, non-ventilated)

X IP 4X (with forced ventilation, ventilated, non-ventilated)

O IP 31 (with forced ventilation, ventilated, non-ventilated)

O IP 32 (with forced ventilation, ventilated, non-ventilated)

O IP 41 (with forced ventilation, ventilated, non-ventilated)

O IP 42 (with forced ventilation, ventilated, non-ventilated)

O IP 50 (non-ventilated)

O IP 51 (non-ventilated)

Use in marine and offshore applications:

O applicable for use in marine and offshore applications (Ir maximum 2500 A, degree of protection IPX2)

Internal arc classification:

X IAC A FLR 25 kA/1s

O IAC A FLR 31.5 kA/1s

O IAC A FLR 40 kA/1s

O IAC A FL 25 kA/1s

O IAC A FL 31.5 kA/1s

O IAC A FL 40 kA/1S

Arc detection system:

X without

O arc quenching device with optical sensors

O pressure switch for rapid interruption

Design option:

X withdrawable, with withdrawable parts

O withdrawable, truck-type (if possible)

Silicone-free:

X yes

O no

Seismic withstand capability:

O with

X without

Vibration-resistant design:

O with

X without

Secondary devices with communication:

O yes

X no

Anti-condensation heating:

• in LV compartment:
  O with
  X without
• in switching-device compartment:
  O with
  X without
• in cable compartment:
  O with
  X without

Color:                     RAL 7035          _________

Selectable auxiliary and control voltages:

24/30/32/48/60/110/120/125/127/220/240 V DC,

100/110/120/125/230/240 V AC