Operating ambient temperature is set to - 10℃ to 40℃. ( However, its average over a period of 24h does not exceed 35℃.)

Operating characteristics described in our catalog (if there is no "Note" particularly) mean operating time when it star

The maximum operating time of Time-delay type Earth Leakage Circuit Breaker can be switched to 0.45s, 1.0s and 2.0s. The

Transformers, wires and welded materials may be damaged if an abnormal energization occurs exceeding the energization cy

When Power-Fuse (PF) is used as a high-voltage side protection device, coordination with MCCBs on the secondary side sha

We don't provide the earth leakage circuit beaker for PV power. Please use a general leakage circuit breaker. However, y

It is a protection method which only trips the related circuit breaker and other fault-free circuit does not trip and co

All our products are compliant with CCC (China Compulsory Certification).

At time-delay tripping zone, it operates with bimetal, therefore the characteristics of AC and DC should be same if the

When earth leakage current protection module (ER) is attached, it is possible to protect against earth leakage current.

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

61-70 of Total 124

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Use in 40℃～60℃

Operating ambient temperature is set to - 10℃ to 40℃. ( However, its average over a period of 24h does not exceed 35℃.) In the case that the ambient temperat... More Details >>
- No：22370
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Hot start characteristics

Operating characteristics described in our catalog (if there is no "Note" particularly) mean operating time when it starts to carry current from the conditio... More Details >>
- No：22374
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
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
How to use NV250-WEV

Transformers, wires and welded materials may be damaged if an abnormal energization occurs exceeding the energization cycles that are set for the inverter we... More Details >>
- No：22393
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
Low-instantaneous trip

When Power-Fuse (PF) is used as a high-voltage side protection device, coordination with MCCBs on the secondary side shall be achieved. Therefore, MCCB has l... More Details >>
- No：22403
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
PV use MCCB

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
Selective coordination

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
CCC certification

All our products are compliant with CCC (China Compulsory Certification). More Details >>
- No：22386
- Release Date：2018/08/31 14:33
- Category： Circuit Breakers for Use in Particular Applications
Inst tripping current value of AC/DC common breaker

At time-delay tripping zone, it operates with bimetal, therefore the characteristics of AC and DC should be same if the effective values of them are same. Ho... More Details >>
- No：22392
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
ACB　add earth leakage protection

When earth leakage current protection module (ER) is attached, it is possible to protect against earth leakage current. "Trip" or "Alarm signal output" can b... More Details >>
- No：22420
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers

61-70 of Total 124

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