Page 12 - YUEQING KASHENG ELECTRIC CO.,LTD

AC CONTACTOR

Application

KLC1-DN series AC contactor is suitable for frequency 50/60Hz, rated insulation voltage up to 1000V, rated operation current 9 ～ 150A
under AC-3 duty. It is mainly used for making/breaking electric circuits at a long distance & for frequent starting/stopping & controlling AC
Motors. It is used in combination with thermal relay to compose a magnetic motor starter. The products com. ply with IEC60947-4-1 standard.

Specification

KLC1
Type
DN09 DN12 DN18 DN25 DN32 DN38 DN40
Rated working current le (A) 9 12 18 25 32 38 40
AC-3 Ue≤440V
Rated hear current lth (A) 25 25 32 40 50 50 60
Rated insulation voltage Ui (V) 690 690 690 690 690 690 1000
Rated operating voltage Ue (V) Max 690 690 690 690 690 690 1000
220/230V 2.2 3 4 5.5 7.5 9 11
380/400V 4 5.5 7.5 11 15 18.5 18.5
Rated operational 415/440V 4 5.5 9 11 15 18.5 22
power in AC-3 Pe (KW)
500V 5.5 7.5 10 15 18.5 18.5 22
660/690V 5.5 7.5 10 15 18.5 18.5 30
220/230V 1.5 1.5 2.2 3 4 4 4
380/400V 2.2 3.7 4 5.5 7.5 7.5 9
Rated operational power in AC-4 Pe (KW) 415/440V 2.2 3 3.7 5.5 7.5 7.5 9/11
500V 3 4 5.5 7.5 9 9 11
660/690V 4 5.5 7.5 10 11 11 15
Frequency of operation (l/h) 1200 1200 1200 1200 1000 1000 1000
AC-3 100 100 100 100 80 80 80
4
Electrical endurance (×10 )
AC-4 20 20 20 20 20 20 15
6
Mechanical endurance (×10 ) 15 15 15 15 15 15 6
Operating voltage range of coil Close voltage:(0.85～1.1)Us Open voltage:(20%～75%)Us
Atracting 7 7 7 7 7 7 20
Power consumption of coil (VA)
Starting 70 70 70 70 70 70 200
Rated insulation voltage of auxitiary contacts (V) 690 690 690 690 690 690 690 690
Conventional thermal current of auxitiary contacts (A) 10 10 10 10 10 10 10 10
Auxitiary contacts speecification AC-15:360VA DC-13:33W

PAGE/10