The circuit breaker is designed to attain a predetermined value of limiting non-actuating time corresponding to a given

The push button is used for testing whether it definitely trips when an earth leakage current occurs. At this test, a Le

It may not trip a fault current or degrade insulation after tripping. When you connect the device in reverse, you must s

A circuit breaker must have interrupting ratings. These are classified as rated short-circuit breaking capacities in IEC

Type AC: Operates with AC Type A: Operates not only with AC but also with pulsating current <Reference> TYPE B:

(1) When "N" is marked on the breaker,connect the N phase wire as marked. (2) When "N" is not marked on the breake

MCB can be used at 85% or less relative humidity and no condensation.

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

FAQ

FAQAbout Products

Font Size
S
M
L

FAQ > Low-voltage Power Distribution Products > Low-voltage Circuit Breakers

FAQ

Inquiries

Keyword Search

You can search two or more words separated by a space.

 AND : Put a space between the words in a keyphrase.
 OR  : Add a vertical bar ( | ) between the words in a keyphrase.
 NOT : Add a minus sign ( - ) followed by the words that you would like to exclude.

Result Type

Text Search

Low-voltage Circuit Breakers

Miniature Circuit Breakers(2)

FAQ within [ Low-voltage Circuit Breakers ]

71-80 of Total 123

prev 8 / 13page next

Time-delay CBR

The circuit breaker is designed to attain a predetermined value of limiting non-actuating time corresponding to a given value of residual current. Our time-d... More Details >>
- No：22351
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Test button

The push button is used for testing whether it definitely trips when an earth leakage current occurs. At this test, a Leakage Display button will be come out... More Details >>
- No：22347
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
Wrong connection in reverse

It may not trip a fault current or degrade insulation after tripping. When you connect the device in reverse, you must select a reverse-connectable model. More Details >>
- No：22345
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Interrupting ratings

A circuit breaker must have interrupting ratings. These are classified as rated short-circuit breaking capacities in IEC 60947-2.e rated ultimate short-circu... More Details >>
- No：22341
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Leakage characteristics

Type AC: Operates with AC Type A: Operates not only with AC but also with pulsating current <Reference> TYPE B: Operates with DC More Details >>
- No：38026
- Release Date：2021/01/22 17:36
- Category： Miniature Circuit Breakers
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
MCB relative humidity

MCB can be used at 85% or less relative humidity and no condensation. More Details >>
- No：24822
- Release Date：2019/04/09 15:11
- Category： Miniature Circuit Breakers
Plug-in type NF1600-SEW produced

It is impossible. More Details >>
- No：24817
- Release Date：2019/04/09 15:16
- Category： Molded Case Circuit Breakers
Rear stud (B-ST) installed

B-ST is possible. More Details >>
- No：24814
- Release Date：2019/04/09 15:17
- 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

71-80 of Total 123

Inquiries

page top