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FAQ within [ Low-voltage Circuit Breakers ]
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It is a protection method which only trips the related circuit breaker and other fault-free circuit does not trip and continues power supply in the event of... More Details >>
- No:22366
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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Time Delay type at the maximum operating time
The maximum operating time of Time-delay type Earth Leakage Circuit Breaker can be switched to 0.45s, 1.0s and 2.0s. The operating time is:* when it is 0.45s... More Details >>
- No:22375
- Release Date:2018/08/31 14:33
- Category: Earth Leakage Circuit Breakers
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Short circuit current calculation software
You can calculate that with MELSHORT 2 (Free of charge). More Details >>
- No:22394
- Release Date:2018/08/31 14:33
- Category: Molded Case Circuit Breakers
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AL/AX direct connection to PLC
It is necessary to use AL and AX switches that are suitable for the specification of PLC input unit. Generally AL and AX switch for micro-load are used for i... More Details >>
- No:22398
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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"b contact" is normally closed contact, and It is also called "NC (Normally Closed) contact". More Details >>
- No:22435
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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In order to prevent breakdowns and human injuries, it is necessary to select a control device having protection structure suitable for each purpose. The prot... More Details >>
- No:22443
- Release Date:2018/08/31 14:33
- Category: Molded Case 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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How to connect to 2-pole breaker
(1) When "N" is marked on the breaker,connect the N phase wire as marked. (2) When "N" is not marked on the breaker, N phase wire can be connected to eith... More Details >>
- No:37700
- Release Date:2020/01/17 08:58
- Category: Molded Case Circuit Breakers
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AX (Auxiliary switch) is a switch which electrically displays the ON / OFF state. The markings are 14/AXa, 12/AXb and 11/AXc.* If the circuit breaker itself ... More Details >>
- No:22354
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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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 >>
- No:22355
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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