3TB AC Contactors
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The contactor is suitable for using
in the circuits up to the rated voltage 660V AC 50Hz or 60Hz,rated
current 630A,for making and breaking, and for frequent starting
and controlling the motor.After combined with the mechanical interlocking
device, it becomes 3TD series convertible contactor for controlling,
starting, breaking and reversing of the motor. The products comply
with IEC947&VDE0660. |
Specificaton
| Type | Rated thermal current(A) | Rated operating current at 380V(A) | Rated operating current at 660V(A) | The power of controlled motor (KW) | Type of auxiliary contact | |
| 380(V) | 660(V) | |||||
| 3TB40 | 22 | 9 | 7.2 | 4 | 5.5 | 1NO 1NC 1NO+1NC 2NO+2NC |
| 3TB41 | 22 | 12 | 9.5 | 5.5 | 7.5 | |
| 3TB42 | 35 | 16 | 13.5 | 7.5 | 11 | |
| 3TB43 | 35 | 22 | 13.5 | 11 | 11 | |
| 3TB44 | 55 | 32 | 18 | 15 | 15 | 2NO+2NC |
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