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FAQ within [ Low-voltage Circuit Breakers ]
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We don't provide the earth leakage circuit beaker for PV power. Please use a general leakage circuit breaker. However, you need to select a reverse-connectab... More Details >>
- No:22348
- Release Date:2018/08/31 14:33
- Category: Circuit Breakers for Use in Particular Applications
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Type name of the operating handle
F-2SV is standard, F-2SVE is for emergency use. The difference is the color of the handle and its surroundings parts. More Details >>
- No:38028
- Release Date:2021/01/22 17:37
- Category: Accessories and Related Components
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4-pole type in 100VAC or 110VAC
The rated operational voltages for them are 200 to 440VAC. If using them in 100VAC or 110VAC circuit, earth-leakage protection does not operate. More Details >>
- No:24820
- Release Date:2019/04/09 15:10
- Category: Earth Leakage Circuit Breakers
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Insulating barrier in the package
Use the insulation barrier if they are packed with. If not using that, breaking performance is not guaranteed. For models that the insulation barrier is not ... More Details >>
- No:22406
- Release Date:2018/08/31 14:33
- Category: Accessories and Related Components
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Calorific value of the circuit breaker
1. The internal resistance (per pole) is described in the catalog and technical notes. 2. Power consumption (W) = RI^2 x Poles = Resistance (Ω) x Load curre... More Details >>
- No:38025
- Release Date:2021/01/22 17:39
- Category: Molded Case Circuit Breakers
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(1) and (2) are impossible. More Details >>
- No:24818
- Release Date:2019/04/09 15:03
- Category: Air Circuit Breakers
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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
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3P MCCB in 1-phase 2-wire circuit
It is possible. Refer to the figure for connection as below. More Details >>
- No:24811
- Release Date:2019/04/09 15:18
- Category: Molded Case Circuit Breakers
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ACB General use Generator protection use
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 >>
- No:22414
- Release Date:2018/08/31 14:33
- Category: Air 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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