C4 compact load switch-switch-disconnector is reliable to close/open various loads, such as transformer, capacitor, overhead line, branch and ring circuit. Operated under load or idle, as one load switch -switch-disconnector or composite load switch-switch-disconnector -fusible cutout, it is a basic structure.
Rated Value
Rated voltage (kV)
12 - 24
Normal current (A)
400 - 1,250
Rated short circuit making current (kA)
40 - 63
ICE (A)
100
√3 Icl (A)
43
Rated current with fuse, no delay (A)
40 - 63
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C4 Air Pressure Load Switch