WRB5N Miniature Circuit Breaker

WRB5N miniature circuit breaker (MCB), suitable for AC 50/60Hz, rated voltage 230V, rated current 2-40A line, with overload protection, short circuit protection and isolation function, can also be used as infrequent operation conversion of the line under normal circumstances. It is widely used in industrial, commercial, high-rise and residential places.

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Functional structure features

Energy saving and environmental protection: in line with the EU ROHS directive

Ultra-small size: 125A, the minimum width is only 18mm

Multi-pole synchronization: The multi-pole circuit breaker can be driven by a built-in integrated shaft

Safe and reliable: 20,000 times mechanical trip life

Easy to install: TH35mm standard rail

Performance parameters

Basic parameters
1		Product standards	-	GB/T 10963.1
2		Trip curve	-	B(3In-5In)； C (5In-10In)； D (10In-20In)
3		Number of poles	-	1P+N (N pole without overcurrent protection, can be opened and closed neutral)
4		Rated current In	A	2、4、6、10、16、20、25、32、40
5		Rated voltage UE	V	1P+N:230V~
6		Rated insulation voltage	V	500
7		Rated frequency	Hz	50/60
8		Breaking capacity	kA	6
9		Rated impulse withstand voltage (Uimp)	kV	4
10		Reference temperature	℃	30
11		Pollution level	-	2
12		Ingress protection	-	IP20
13		Wiring capacity	mm²	≤10
	Operational performance
14		Mechanical life	times	20000
15		Electrical life	times	10000

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