Item Name: DW15 Series Air Circuit Breaker

The rated current of DW15 series conventional breaker ranges from 630A to 4000A, and the rated operation voltage is AC380V 50Hz, This breaker is mainly used in distribution network for distribute the electric energy and provide overload, under voltage and short circuit protection for circuit and power supply equipments. Under normal condition, it can also be used in un-frequent changeover.

Rated current of frame Inm(A)		630			1000	1600	2500	4000
Conventinonal thermal current lth(A)		200	400	630	1000	1600	2500	4000
Pole number		3
Rated current In(A)	Thermal-electromagnetic type	100 160 200	315 400	315 400 630	630 800 1000	1600	1600 2000 2500	2500 3000 4000
	Electronic type	100 200	200 400	315 400 630	630 800 1000	1600	1600 2000 2500	2500 3000 4000
Rated short circuit breaking capacity	AC380V	20	30	30	40	40	60	80
	AC660V	-	25	25	-	-	-	-
	AC1140V	-	12	12	-	-	-	-
Rated short time withstand current and time	Icw(kA)	8	12.6	12.6	30	30	40	60
	Time(s)	0.2	0.2	0.2	0.5	0.5	0.5	0.5
Mechanical life(times)	1000	1000	1000	5000	5000	5000	4000
Electric life(lin, Iue)(times)	1000	1000	1000	500	500	500	500
Operation frequency(t/h)	60	60	60	20	20	20	10
Arcing distance(mm)	280	280	280	350	350	350	400
Operation arm force(mm)	90	90	90	250	250	250	250
Operation power(N)	200	200	200	350	350	350	350