China OEM Mcb Supplier - CJM8-63 4P 4.5kA MCB Miniature Circuit Breaker with Household Failure Protection – C&J

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China OEM Mcb Supplier - CJM8-63 4P 4.5kA MCB Miniature Circuit Breaker with Household Failure Protection – C&J Detail:

Construction and Feature

Protection against both overload and short circuit
High short-circuit capacity
Easy mounting onto 35mm DIN rail
Terminal electric devices shall be mounted on Din rail of TH35-7.5D type.
High short-short capacity 4.5KA.
Designed to protect circuit carrying big current up to 63A.
Contact position indication.
Used as main switch in household and similar installation.

Normal Service Condition

Altitude above sea level less than 2000m;
Ambient temperature -5~+40, average temperature not exceeding +35 within 24 hours;
Relative Humidity not exceeding 50% at maximum temperature +40 higher relative humidity allowed at lower temperature. For example, relative humidity 90% allowed at +20;
Pollution class: II (means generally only non-electricity conducting pollution is considered, and also considers temporary electricity conducting pollution occasionally caused by condensed dew);
Perpendicular installation with allowed tolerance 5.

Technical Data

Standard			IEC/EN 60898-1
Rated Current			6A,10A,16A,20A,25A,32A,40A,50A,63A
Rated Voltage			230/400VAC(240/415)
Rated Frequency			50/60Hz
Number of Pole			1P,2P,3P,4P(1P+N,3P+N)
Module size			18mm
Curve type			B,C,D Type
Breakering capacity			4500A
Optimumoperating temperature			-5ºC to 40ºC
Terminal Tightening torque			5N-m
Terminal Capacity(top)			25mm²
Terminal Capacity(bottom)			25mm²
Electro-mechanical endurance			4000cycles
Mounting			35mm DinRail
Suitable Busbar			PIN Busbar

Test	Tripping Type	Test Current	Initial State	Tripping timeor Non-tripping Time Provisior
a	Time-delay	1.13In	Cold	t≤1h(In≤63A)	No Tripping
				t≤2h(ln>63A)
b	Time-delay	1.45In	After test a	t<1h(In≤63A)	Tripping
				t<2h(In>63A)
c	Time-delay	2.55In	Cold	10s<t<60s(In≤63A)	Tripping
				20s<t<120s(In>63A)
d	B curve	3In	Cold	t≤0.1s	No Tripping
	C curve	5In	Cold	t≤0.1s	No Tripping
	D curve	10In	Cold	t≤0.1s	No Tripping
e	B curve	5In	Cold	t≤0.1s	Tripping
	C curve	10In	Cold	t≤0.1s	Tripping
	D curve	20In	Cold	t≤0.1s	Tripping

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B Curve Mcb