Details

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Description                         

NF-CW series moulded case circuit breaker is a kind of economic breaker, has the features as following, such as steady and reliable property, reasonable structure, beautiful style, small volume, etc. This breaker applies to the circuit with AC50/60Hz, rated insulation voltage 660v, max. rated current 800A as on-off operation, and take effect, it also can be used as unfrequent conversion of line and unfrequency.

Technical parameter                          

Type	Pole number	Rated current (A)	Breaking capacity (KA)
			AC (P1/P2)
			240	380	415	500	600	660
NF30-SS	2	3, 5, 10, 15, 20, 30	5/5	5/2.5	2.5/1.5	2.5/1	-	-
	3
NF50-SS	3	10, 20, 30, 40, 60 ,50	5/10	10/7.5	7.5/5	7.5/5	2.5/1.5	-
NF60-SS	3	60, 75 ,100	5/10	10/7.5	7.5/5	7.5/5	2.5/1.5	-
NF100-SS	3	60, 75, 100	50/42	30/20	7.5/5	15/10	10/5	5/2.5
	4