B Series AC Contactors

B09 B16 B45 B370
APPLICATION
  B series AC contactors, mainly used in 50/60Hz electrical lines of the rated voltage up to 660V AC and rated current up to 475A, are applicable for remote making and breaking of electrical line or frequent control of AC motors, have no-voltage protection. Usually, it can be combined with T Series thermal relay to form electromagnetic starters which have overload and open-phase protection. It complies with IEC947 & VDE0660.

Specification

Type

B9 B12 B16 B25 B30 B37 B45 B65 B85 B105 B170 B250 B370
The highest control
power (kw)
220V 2.2 3 4 6.5 9 10 13 16 20 28 46 60 32
380V 4 5.5 7.5 11 15 18.5 22 33 45 55 90 132 200
500V 4 5.5 7.5 11 15 18.5 22 40 50 75 110 160 250
660V 4 5.5 5.5 11 15 18.5 22 40 50 75 110 160 250
rated heating current Ith(A) 16 20 25 40 45 45 60 80 100 140 230 300 400
rated working current
AC2/AC3/AC4
380V
660V
8.5 11.5 15.5 22 30 37 44 65 85 105 170 245 370
3.5 4.9 6.7 13 17.5 21 25 45 55 82 118 170 268
Rated holding power of a holding coil/pull-in
(VA/W)
9/2.2
60/50
9/2.2
60/50
9/2.2
60/50
10/3
85/65
10/3
85/65
22/5
175/125
22/5
125
30/8
270/130
30/8
270/130
32/9
510/280
60/15
790/460
66/16
1100/600
100/27
900/350


กก
CAT-10-01 TP1180 TP040