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Thermal Overload Relay Wiring Diagram and Reset Method

The main structure of the thermal overload relay consists of two parts, which consist of a thermal element and an output auxiliary contact.

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How to adjust the thermal Overload Relay

Thermal overload relays are widely used for overload protection of electric motors due to their simple structure, ease of installation and use. According to the magnitude and duration of the motor starting current, correctly configuring the connection mode of the thermal relay in the circuit is the key to properly selecting the setting current of the thermal relay.

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