
Power and Automation Cabinets (SHA Series) for 400V AC Networks
Manufacturer:NEW ERA OJSC
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FOB, CIF & EXW terms available
Description
Cabinets series SHSA are designed to work in the AC network with a deaf-earthed neutral, rated voltage of 400 V, frequency 50 Hz, as part of a complete transformer substation auxiliary power 400, 630, 1000 or 1600 kVA, equipped with a full complex of ACS.
The complex includes ACS of technological and ACS of electrical parts of the power plant equipment.
The complex includes ACS of technological and ACS of electrical parts of the power plant equipment.
Specifications
Rated voltage of switchgear
400 V
Rated currents of busbars, sectional or sectional circuit-breakers for operating and standby power inputs.
630; 1000; 1600; 2500 A
Effective value of short-circuit current on busbars
Up to 40000 A
Permissible short circuit surge current amplitude
up to 65000 A
Insulation resistance of power circuits at temperature 20 (± 5)°C and relative humidity up to 80%
At least 1 mOhm
Electrical insulation strength
2500 V
Protection degree of the shell according to GOST 14254
IP31
Climatic version according to GOST 15150-69.
?4
Ambient temperature
+1°C to +40°C
Seismic resistance
7 points
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