NB-FIN Residual Current Circuit Breaker

Short Description:

The NB-FIN RCCB is in conformity with the standards of the IEC61008, VDE 0664, CEE27 and BS 4293.

It can cut off the fault circuit immediately on the occasion of shock hazard or able to avoid the shock hazard and fire caused by earth leakage.

FW-FIN RCCB is manly suitable for using in varieties of plants, enterprises, buildings, constructions, commerce, hotels and families. It can be used in circuits up to single phase 230v, three phases 400V,50 or 60Hz.

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Product Detail

Product Tags

K SPECIFICATION

Type	NB-FIN25	NB-FIN40	NB-FIN63	NB-FIN100
Rated current In (A)	25	40	63	100
Rated operating current for earth leakage Ln (A)	0.03, 0.1,0.3, 0.5		0.1, 0.3, 0.5
Rated non-operating current for earth leakage Ln (A)	0.5Ln
Voltage Un (A)	230/400
Poles (P)	2,4

K MAIN TECHNICAL DATA、

Operating time (second)	l^n	2Ln	0.25A(or 5Ln)
Operating time (second)	0.2	0.1	0.04
Limited value of non-operating rent for balance load or alance load		2ln
In minimum value of rated king and breaking capacity	ln=25	ln=40	ln=63
In minimum value of rated king and breaking capacity	200	300	400
Rated conditional short circuit rent Inc (A)	1500	2000	3000
Endurance (times)		4000