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FAQ within [ Low-voltage Circuit Breakers ]
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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 >>
- No:22381
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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High inst MCCB for transformer primary side
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 >>
- No:22358
- Release Date:2018/08/31 14:33
- Category: Circuit Breakers for Use in Particular Applications
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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 >>
- No:22349
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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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 >>
- No:22402
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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lower limit of operational voltage for DC
It is DC 24V. More Details >>
- No:24816
- Release Date:2019/04/09 15:17
- Category: Molded Case Circuit Breakers
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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 >>
- No:22428
- Release Date:2018/08/31 14:33
- Category: Air Circuit Breakers
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Switch disconnector is a switch compatible with IEC 60947-3 standard, and it has no overcurrent tripping element. Please use it as a switch with large switch... More Details >>
- No:22379
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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It is a button in order to trip MCCB. It is used for regular inspection of the switching mechanism, and trip condition of MCCB when Alarm switch (AL) and Shu... More Details >>
- No:22444
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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The control power supply of the earth leakage detection circuit is taken from the inside of Earth Leakage Circuit Breaker. If used on the secondary side of t... More Details >>
- No:22372
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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A shunt trip (SHT) is an internal accessory which electrically and remotely trips a circuit breaker. When the supply voltage of the SHT is remained between 7... More Details >>
- No:22342
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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