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

Earth Leakage Circuit Breaker and Earth Leakage Relay operate at higher than 50% but not exceeding 100% of the rated res

It is a standard equipment (automatic reset type) and 30ms of one-pulse is output at overload tripping. Hold-type circui

Please select rated current sensitivity ,according to the protection purpose and the protective grounding resistance val

SHT has a burning prevention switch and it does not burn even if external switch remains "ON" state (After the circuit b

Both of the adjustment knob is set to the maximum value when shipping in order to prevent unwanted earth leakage trippin

It is overcurrent tripping characteristic zone which exceeds the rated current and does not exceed short time tripping z

The degess of protection for ACB is IP20 as standard (under the condition that front door is closed). For MCCB and ELCB,

The control power supply of the earth leakage detection circuit is taken from the inside of Earth Leakage Circuit Breake

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

61-70 of Total 123

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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
Rated current sensitivity

Earth Leakage Circuit Breaker and Earth Leakage Relay operate at higher than 50% but not exceeding 100% of the rated residual operating current IΔn. The eart... More Details >>
- No：22364
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
ACB　OCR alarm

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
Select rated current sensitivity

Please select rated current sensitivity ,according to the protection purpose and the protective grounding resistance value of the load equipment. If you alre... More Details >>
- No：22346
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
SHT

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
ELCB Default setting Time-delay type sensitivity

Both of the adjustment knob is set to the maximum value when shipping in order to prevent unwanted earth leakage tripping when Earth Leakage Circuit Breaker ... More Details >>
- No：22388
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
LTD operating characteristic

It is overcurrent tripping characteristic zone which exceeds the rated current and does not exceed short time tripping zone (If without short time tripping ,... More Details >>
- No：22384
- 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
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
ELCB installation

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

61-70 of Total 123

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