The switchgear must at least meet the following technical data:
Rated voltage Ur: 8.25 kV
Operating voltage UB: O 4.8 kV
O 5 kV
O 5.5 kV
X 6 kV
O 6.24 kV
O 6.3 kV
O 6.6 kV
O 6.9 kV
O 7.2 kV
Rated frequency fr: X 50 Hz
O 60 Hz
Rated continuous current of the busbar:
X 1250 A
O 2000 A
O 2500 A
O 3150 A
Rated short-duration power-frequency withstand voltage Ud:
42 kV
Rated lightning impulse withstand voltage Up:
75 kV
Rated short-time withstand current
Ik: X 25/3 kA/s
O 31.5/3 kA/s
O 40/3 kA/s
Ambient air temperature (24-h mean):
O 25 °C
O 30 °C
O 35 °C
X 40 °C
O 45 °C
O 50 °C
O 55 °C
Installation of the switchgear:
O Wall-standing arrangement
X Free-standing arrangement
Internal arc classification:
For wall-standing arrangement:
X IAC A FL up to 25kA 1s
O IAC A FL up to 31.5kA 1s
O IAC A FL up to 40kA 1s
For free-standing arrangement:
O IAC A FLR up to 25kA 1s
O IAC A FLR up to 31.5kA 1s
O IAC A FLR up to 40kA 1s
Communication-capable secondary devices:
O yes
X no
Earthquake-resistant design:
O yes
X no
Replacement possibility for panels:
X without
O left
O right
Selectable auxiliary and control voltages: 24/48/60/110/220 V DC, 110/230 V AC
Color: RAL 7035, light gray