Yueqing Tianhui Electric Co.,Ltd Specification:
Model Rated current AC3 Ue ≤ 440V Rated heating current AC10 ≤40° Rated power AC3 Three-phase motor 0≤40° Rated power AC4 Three-phase motor 0<40
220/440V 380/400V 400V 500V 600/690V 1000V 20...
Specifications:
Type Rated thermal current (A) Rated operating current at AC 3 380V (A) Rated operating current at 660V (A) The power of controlled motor (KW) Type of auxiliary contact
380V 660V
3TB40 20 9 3.33 4 5.5 1NO
3TB41 20 12 4.33 5.5...
Technical Data of DC Contactor:
Type Rated working current A
(AC-3) Conventional thermal current Ith(A) Rated working voltage Ue(V) Rated insulated voltage Uiv Controlled power (kw) Electric life (AC-3)
(104) Contacts number
220V 380V 660V ...
Specifications:
Type Rated thermal current (A) Rated operation current (A) Controllable power of motor (KW) Type of auxiliary contact
AC-3 AC-4
380V 660V 380V 660V 380V 660V NONC1NO+1NC2NO+2NC
3TF30 20 9 3.33 1 5.5 1.4 2.4
3TF31 20 12 4.3...