Combined big current breaker

The utility model discloses a combined big current breaker, including outer protective shell, earth leakage protection circuit breaker, overload protection circuit breaker, button and first handle, outer protective shell's front bottom is provided with first wiring elasticity screw, the second...

Full description

Saved in:
Bibliographic Details
Main Authors LIU LANSONG, WANG YUEHUI
Format Patent
LanguageChinese
English
Published 13.06.2017
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
Online AccessGet full text

Cover

More Information
Summary:The utility model discloses a combined big current breaker, including outer protective shell, earth leakage protection circuit breaker, overload protection circuit breaker, button and first handle, outer protective shell's front bottom is provided with first wiring elasticity screw, the second handle is installed on the right side of first handle, the top of button is provided with second wiring elasticity screw, three cable mounting hole has been opened respectively to outer protective shell's top and bottom, install the spring between outer protective shell's left inner wall and the right inner wall. The utility model discloses a modular design and unique project organization to its short -circuit current's current -limiting ability has obtained very big improvement, not only makes the device have earth leakage protection and short circuit, overload protection function, adopts the rapid interrupter device simultaneously, and the regional arc blow -out magnetic field of reinforcing contact makes electric arc
Bibliography:Application Number: CN201621275764U