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Overload Relays

Fairbanks Morse Defense and Ward Leonard overload relays are engineered for mission-critical applications in the harshest environments. Built to withstand high shock and vibration, these solid-state relays provide dependable motor overload protection while meeting stringent NAVSEA and MIL-Spec requirements. With advanced monitoring capabilities and support for multiple communication protocols, they deliver performance, reliability, and long service life.

Features:

  • Motor overload protection function

  • Available in thermal, AC, and DC magnetic set and reset versions

  • Magnetic inverse time delay type, self-repeat operation

  • Increased monitoring capability while reducing controller size and weight

  • Support for Modbus, Profibus, and Ethernet protocols (on select models)

  • Built to MIL-R-2033 and MIL-DTL-2212 specifications

Recommended Uses:

  • Naval compressors and shipboard motor systems

  • Defence and naval electrical protection systems

  • Industrial applications requiring shock- and vibration-resistant relays

  • Harsh environments where reliable overload protection is critical

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