SDC20-24 Technical Specification | C Module | F Module | V Module | CB Module | ||
Load break switch | Switch fuse | Vacuum circuit breaker | Isolate/ earthing switch | Vacuum circuit breaker | Isolate/ earthing switch | |
Rated voltage | 24 | 24 | 24 | 24 | 24 | 24 |
Power frequence withstand voltage KV | 65/79 | 65/79 | 65/79 | 65/79 | 65/79 | 65/79 |
Impulse withstand voltage KV | 125/145 | 125/145 | 125/145 | 125/145 | 125/145 | 125/145 |
Rated current A | 630 | 125 | 630 | |||
Closed loop A | 630 | |||||
Off load cable charging A | 10 | |||||
Rated active load drop-oput current A | 31.5 | 630 | ||||
Earth fault breaking current A | 63 | |||||
When earth fault frop-out current of cable charging A | 43.3 | |||||
Short circuit drop-out current KA | 20 note | 20 | 20 | 25 | ||
Making capacity KA | 50 | 50 note | 50 | 50 | 63 | 63 |
Short time current 4s KA | 20 | 20 | 20 | 25 | 25 | |
Transfer current A | 1400 | |||||
Mechanical life times | 5000 | 5000 | 10000 | 10000 | 10000 | 5000 |