F-2SV is standard, F-2SVE is for emergency use. The difference is the color of the handle and its surroundings parts.

When making a transformer to energize, a large inrush current may flow. The circuit breaker is therefore required to pre

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

The applicable voltage is 440V or less. Moreover, High-speed type can be used from 85 to 484V, and Time-delay type can b

Each setting knob of the overcurrent trip characteristic is set to the maximum value and then shipped if not specified.

It is voltage which ensures withstand voltage and it is used as basis to determine insulation distance.

It is the maximum voltage which meets the performance criteria for the rated operational voltage.

If switching of neutral pole is not needed, it is possible to use 3-pole MCCB for 3-phase 4- wire circuit. Generally, it

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

The number of trip durability by using SHT and UVT is 10% of the opening/closing number including the number of trips by

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Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

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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
Rating of a circuit breaker for transformers primary protection

When making a transformer to energize, a large inrush current may flow. The circuit breaker is therefore required to prevent unwanted trip. The selection of ... More Details >>
- No：22343
- Release Date：2018/08/31 14:33
- Category： Molded Case 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
ELCB applicable voltage

The applicable voltage is 440V or less. Moreover, High-speed type can be used from 85 to 484V, and Time-delay type can be used from 170 to 484V. More Details >>
- No：22421
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Default setting of electronic breakers

Each setting knob of the overcurrent trip characteristic is set to the maximum value and then shipped if not specified. However, only the pre-alarm is set to... More Details >>
- No：22438
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Rated insulation voltage

It is voltage which ensures withstand voltage and it is used as basis to determine insulation distance. More Details >>
- No：22362
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Operational voltage

It is the maximum voltage which meets the performance criteria for the rated operational voltage. More Details >>
- No：22367
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
MCCB 3P4W 3P use

If switching of neutral pole is not needed, it is possible to use 3-pole MCCB for 3-phase 4- wire circuit. Generally, it is recommended to use 4-pole circuit... More Details >>
- No：22385
- 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
Lifetime with SHT or UVT

The number of trip durability by using SHT and UVT is 10% of the opening/closing number including the number of trips by overcurrent, trip button and test bu... More Details >>
- No：22407
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components

51-60 of Total 123

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