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Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

1-10 of Total 124

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Wrong connection in reverse

It may not trip a fault current or degrade insulation after tripping. When you connect the device in reverse, you must select a reverse-connectable model. More Details >>
- No：22345
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
AL

AL (Alarm switch) is a switch which electrically displays tripping state of a circuit breaker.The markings of the switch are 8/ALa, 96/ALb and 95/ALc.*When t... More Details >>
- No：22350
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
Switch disconnector

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
UL ELCBs Reverse connection

It is possible to reverse-connect if the circuit voltage of UL789 listed products is AC240V or less. Since they are double standard products of UL/CSA and CE... More Details >>
- No：22411
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Max. operational voltage for AC/DC Co...

When it is connected as special connection, AC/DC compatible circuit breaker can be used with DC 250V or more (3-pole type is DC400V and 4-pole type is DC500... More Details >>
- No：22445
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
degrees of protection to　 IEC60529

The degess of protection for ACB is IP20 as standard (under the condition that front door is closed). For MCCB and ELCB, the degrees of protection can be IP2... More Details >>
- No：24812
- Release Date：2019/04/09 15:18
- Category： Molded Case Circuit Breakers
Rear stud (B-ST) installed

B-ST is possible. More Details >>
- No：24814
- Release Date：2019/04/09 15:17
- Category： Molded Case Circuit Breakers
lower limit of operational voltage fo...

It is DC 24V. More Details >>
- No：24816
- Release Date：2019/04/09 15:17
- Category： Molded Case Circuit Breakers
Plug-in type NF1600-SEW produced

It is impossible. More Details >>
- No：24817
- Release Date：2019/04/09 15:16
- Category： Molded Case Circuit Breakers
Test button

The push button is used for testing whether it definitely trips when an earth leakage current occurs. At this test, a Leakage Display button will be come out... More Details >>
- No：22347
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers

1-10 of Total 124

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