SIRIUS 3RU2 thermal overload relays up to 80A have been designed to provide current-dependent protection for loads with normal starting against impermissible high-temperature rises due to overload or phase failure.

Thermal Overload Relays (TOR)

3RU 61 Thermal Overload Relays for Mounting Onto Contactor, Class 10

  • Screw terminal

  • Overload and Phase failure protection

  • Auxiliary Contact 1NO +  1NC

  • Manual and Automatic Reset

  • Test Function

Thermal Overload Relays (TOR)
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