Loading Port:China Main Port
Payment Terms:TT OR LC
Min Order Qty:-
Supply Capability:-
Standard:
GB3906-2006; DL/T 404-1997.
Usage:
Used in the single bus power system with 3.6-12kv, AC, three-phase, 50HZ to accept and distribute power, control, protect and monitor the circuit.
The technical parameter:
Item | Unit | Parameter | |
rated voltage | kV | 3.6,7.2 ,12 | |
rated current | A | 1250,1600,2000,2500,3150 | |
rated short-circuit drop-out current | kA | 31.5,40 | |
4Srated heat steady current | kA | 31.5, 40 | |
rated dynamic current | kA | 80 ,100 | |
rated lighting impulse withstand voltage | kV | 75 | |
Rated 1min power frequency withstand voltage | kV | 42 | |
auxiliary circuit power frequency withstand voltage | V | 2000 | |
auxiliary circuit control voltage | V | DC110,220 ; AC110,220 | |
the level of protection of Shell and cabinet | IP4X | ||
Size of cabinet | Middle-type | mm | 900×1775×2050(800×1775×2050) |
Landing middle-type | mm | 840×1775×2200(1000×1775×2200) | |
