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 >>
AC Breakers used at DC circuit
It is not possible to use a circuit breaker for AC in DC circuit. Since the Arc-Extinguishing Device structure of circuit breaker for DC is different from th... More Details >>
High inst MCCB for transformer primar...
It is a circuit breaker which has higher instantaneous tripping current value in order to prevent unwanted tripping by magnetizing inrush current of a transf... More Details >>
It is an instantaneous tripping circuit breaker which does not have overcurrent tripping characteristic for standard circuit breaker and only protects agains... More Details >>
ELCB applicable to harmonics and surge
Compared with general circuit breakers, Earth Leakage Circuit Breaker applicable to harmonics and surge has earth leakage current detecting characteristic wh... More Details >>
SHT has a burning prevention switch and it does not burn even if external switch remains "ON" state (After the circuit breaker trips, a burning prevention sw... 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 >>
About Low-voltage Power Distribution ...
These two different colors of the knob identify 2-element type and 3-element type of a thermal load relay. Gray: TH-* (Heater 2-element type)Orange: TH-*KP t... More Details >>
About Low-voltage Power Distribution ...
When a motor is overcurrent (overload) due to overload, constraint,phase-loss etc, a thermal load relay prevents motor burnout by heatingand bending a built-... More Details >>
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