UVT is an internal accessory which trips a circuit breaker in the case that circuit voltage decreases from 70% to 35% or less, and turns it "ON" after resett... More Details >>
Ground fault protection (GFR) is prepared as option, it is possible to detect and protect against ground fault current. "Trip" or "Alarm signal output" can b... More Details >>
It is a standard equipment (automatic reset type) and 30ms of one-pulse is output at overload tripping. Hold-type circuit is necessary since the output time ... More Details >>
It is special relay characteristic for selective co-ordination. When closing ACB (changing from OFF to ON), the instantaneous tripping characteristic is effe... More Details >>
ELCB Default setting Time-delay type ...
Both of the adjustment knob is set to the maximum value when shipping in order to prevent unwanted earth leakage tripping when Earth Leakage Circuit Breaker ... More Details >>
About Low-voltage Power Distribution ...
SD-T12 to T32 and SD-N600, N800 type operation coil terminals have polarity. Connect terminal mumber A1 (+) to the positive and A2 (-) to the negative sid... More Details >>
Almost MCCBs can be connected n reverse. Check the item column of specification table "reverse connection" in the catalog. If it says "Possible", MCCB can be... More Details >>
ACB General use Generator protection...
General protection relay (WS) of AE-SW type Air Circuit Breaker has tripping characteristic and function for general use. However, we also provide the replay... More Details >>
About Low-voltage Power Distribution ...
US-N* and US-H* type are compatible with IEC 60947-4-2(US-N* type)and IEC 60947-4-3(US-N/H type). US-N* type is also compatible withUL, TUV, EC and CCC. More Details >>
The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "connected" state. Control circuit che... More Details >>
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