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

It is not possible to use a circuit breaker for AC in DC circuit. Since the Arc-Extinguishing Device structure of circui

It is a characteristic that operating time inversely become shorter as current increases. For Molded Case Circuit Breake

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

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

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

It is a tripping zone which instantly trips, when significantly overcurrent such as short-circuit currents flow.

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

There are Fixed type and Drawout type.

First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where volt

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 ]

41-50 of Total 123

prev 5 / 13page next

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
AC Breakers used at DC circuit

It is not possible to use a circuit breaker for AC in DC circuit. Since the Arc-Extinguishing Device structure of circuit breaker for DC is different from th... More Details >>
- No：22381
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
Inverse time delay operating characteristic

It is a characteristic that operating time inversely become shorter as current increases. For Molded Case Circuit Breakers, protection characteristic meeting... More Details >>
- No：22387
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers
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
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
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
Instantaneous tripping

It is a tripping zone which instantly trips, when significantly overcurrent such as short-circuit currents flow. More Details >>
- No：22363
- 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
ACB　installation type

There are Fixed type and Drawout type. More Details >>
- No：22430
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
Electronic MCCB 400-1600A How to change rated current and characteristic curve (Except CE breakers)

First, turn OFF the upstream circuit breaker and the relevant circuit breaker. You must not work in the state where voltage is applied to the relevant circui... More Details >>
- No：22439
- Release Date：2018/08/31 14:33
- Update：2018/08/31 14:35
- Category： Molded Case Circuit Breakers

41-50 of Total 123

Inquiries

page top