Indoor load break switch 1.Rated current(400,630A) 2.Switch Rating:12kV,50Hz; 3.Best price and quick delivery.
FN7-12 Series 12kV Indoor high voltage load break switch
Specified parameter
Rated voltage | Max.voltage | Rated current | 1min power frequency with stand voltage | 4S heat-stabling current | Machine stabling current | Short-circuit controlling current | Rated switch-off current |
KV | KV | A | 1min KV | 4S KA | KA | KA | A |
12 | 12 | 400 | 42/48 | 12.5 | 31.5 | 31.5 | 400 |
630 | 42/48 | 20 | 50 | 50 | 630 |
Classification | Full type | DS | DK | L | R | RA | F |
Earth swith at the wire-in end | Earth switch at the wire-in end | Interlock device | Fuse box | String fuse box | Off device by motor | ||
Without tripper | FN7-12 | — | — | — | — | — | — |
FN7-12DSL | — | — | — | — | |||
FN7-12DXL | — | — | — | — | |||
FN7-12R | — | — | — | — | — | ||
FN7-12DSLR | — | — | — | ||||
FN7-12DXLR | — | — | — | ||||
With strking tripper | FN7-12RA | — | — | — | — | — | |
FN7-12RAF | — | — | — | — | |||
FN7-12DXLRAF | — | — | — |
FN7-12 12kV Indoor high voltage load break switch/load switch
