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Is the electrical durability Chart of the Tesys D contactor in AC3 category is the same for an IE3 motor as for other motors.

Published date: 12 June 2019

The electrical durability Chart of the Tesys D contactor in AC3 category is the same for an IE3 motor as for other motors.

In AC3, the wearing of the power contacts of a contactor occurs at breaking, not at making, even if the making exceeds 6 times the rating as it is the case with an IE3 motor.


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