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CAW1 Series ACB

Intelligent Universal Circuit Breaker

Application
ACB (Air circuit breaker) is suitable for the circuit of AC 50Hz with rated voltage up to 690V and rated current up to 6300A. It is mainly used to distribute electric energy and protect circuit and power supply equipment from overload, under voltage, short circuit and single phase earthing with intelligentized and selective protection function, the breaker can improve the reliability of power supply and avoid unnecessary power failure. The breaker is applicable for power stations, factories, mines (for 690V) and modern high-buildings, especially for the distribution system of intelligentized building. The whole series have past CCC and CE certification.

Structure

Specification

Type			CAW1-2000	CAW1-3200	CAW1-4000	CAW1-6300
Rated frame current Inm (A)			2000	3200	4000	6300
Number of poles			3,4	3,4	3,4	3,4
Rated current In (A)			630,800, 1000,1250, 1600,2000	2000,2500, 3200	3200,3600, 4000	4000,5000,6300
Inc (kA)	400V		80	100	100	120
	690V		50	65	65	80
Ics=Icw (kA)	400V		50	80	80	100
	690V		40	50	50
Rated current at N-pole In(A)			50%In,  100%In
Inherent making & breaking time			23~32ms
Operation performance		Electric life	500
		Mechanical life	Maintenance-free  2500, Maintenance 10000
Mounting mode			Fixed  withdrawable
Arcing distance (mm)			0
Intelligent controller			Standard  type (M), telecommunication type (H)