phase monitoring relay / panel-mount / three-phase / programmable



  • Measured/monitored value:


  • Other characteristics:

    panel-mount, three-phase, programmable, digital


The 239 relay is created to secure engines with three phase AC fully from conditions which can result to the destruction of the engines. With auxiliary to the security of the motor, this relay is designed with a property that is capable of securing those related mechanical devices and provides warning before damage results which are caused by the malfunction in process. Problems after any kinds of flaw can be recognized.

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Protection & Control