JQ-49F DC contactor

1 SPST-NO main contact,1 SPST-NO AUX.contact and 1SPST-NC AUX.contact.The load current can reach to 500A

Environment condition

temperrature range:   -55~85°C	shock acceleration: 249m/s2
relative humidity:  98% at 40°C	sine vibration: 98m/s2 ,5~2000Hz
low air pressure:2.5kPa(25000m)	acceleration:118m/s2

Main technical data

coil power(W) ≤8.4	contact load range(Resistive)50~500A5~220Vd.c.5~220Va.c.
Contact voltage drop(mV)Initial ≤120 After life ≤180	Switching power max(Resistive)         14000W,57500VA
Insulation resistancenormal condition ≥ 100high humidity and after life ≥10	Contact load and liferesistive 500A,28Vd.c.,2×104  cyclesresistive 500A,115Va.c,400Hz,1×104  cyclesresistive 250A,220Va.c,50Hz,1×104motor 500A,28Vd.c,1×104Auxiliary contact load and life:5A,28Vd.c,2×1045A,11Va.c,400Hz,2×104
Dielectric strength(Vr.m.s.,50Hz)    normal condition 1250        low air pressure condition 300
Time index(ms)   operate time ≤30      Release time ≤20	weight(g) 880±10%

Specification parameter

order number	coil voltage		25°C				-55°C~85°C
	nominal voltage	value  max	coil resistance±10% Ω		pick-up voltage max	drop-out voltage	pick-up voltage max	drop-out voltage
			holding	start-up
024D	24	27.4	70	2.0	14.4	1.2~6.0	16.8	0.70~12.0
028D	28	32.0	94	2.8	16.8	1.5~7.0	19.6	0.85~14.0
048D	48	54.8	277	8.2	28.8	2.6~12.0	33.6	1.44~24.0
060D	60	68.6	432	12.8	36.0	3.2~15.0	42.0	1.80~30.0
110D	110	125.7	1450	43.2	66.0	5.9~27.5	77.0	3.30~55.0

JQ-49F DC contactor