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

General protection relay (WS) of AE-SW type Air Circuit Breaker has tripping characteristic and function for general use

"b contact" is normally closed contact, and It is also called "NC (Normally Closed) contact".

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

Both of F-type and V-type can remotely operate a circuit breaker in the panel board and the design of 800A fame or less

The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "

It is possible. Refer to the figure for connection as below.

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

It is the Earth Leakage Circuit Breaker with rated residual operating current of 30mA or less.

It is a button in order to trip MCCB. It is used for regular inspection of the switching mechanism, and trip condition o

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 ]

61-70 of Total 123

prev 7 / 13page next

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
ACB　General use Generator protection use

General protection relay (WS) of AE-SW type Air Circuit Breaker has tripping characteristic and function for general use. However, we also provide the replay... More Details >>
- No：22414
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
B contact of AL/AX

"b contact" is normally closed contact, and It is also called "NC (Normally Closed) contact". More Details >>
- No：22435
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
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
F-type and V-type operating handle

Both of F-type and V-type can remotely operate a circuit breaker in the panel board and the design of 800A fame or less are unified. Features are as follows.... More Details >>
- No：22389
- Release Date：2018/08/31 14:33
- Category： Accessories and Related Components
ACB　test position

The test position is a position where a main circuit is in the "disconnected" state and only control circuit is in the "connected" state. Control circuit che... More Details >>
- No：22405
- Release Date：2018/08/31 14:33
- Category： Air Circuit Breakers
3P MCCB in 1-phase 2-wire circuit

It is possible. Refer to the figure for connection as below. More Details >>
- No：24811
- Release Date：2019/04/09 15:18
- Category： Molded Case 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
ELCB High-sensitivity

It is the Earth Leakage Circuit Breaker with rated residual operating current of 30mA or less. More Details >>
- No：22390
- Release Date：2018/08/31 14:33
- Category： Earth Leakage Circuit Breakers
How to use Trip button

It is a button in order to trip MCCB. It is used for regular inspection of the switching mechanism, and trip condition of MCCB when Alarm switch (AL) and Shu... More Details >>
- No：22444
- Release Date：2018/08/31 14:33
- Category： Molded Case Circuit Breakers

61-70 of Total 123

Inquiries

page top