Permanently Installed Motor Insulation Testers

Permanent installation of an automatic motor insulation monitor

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    Power Precision has multiple solutions for monitoring electrical insulation on motors.   

    The MegAlert measures and monitors motor insulation when the motor is de-energized.

    Reduce arc flash and electrical hazards by avoiding worker exposure to high voltage equipment, disconnect operation, and lockouts.


    • Test Voltages up to 13.8kV
    • Adjustable Control Power Voltage
    • Input signal for start/stop test command from PLC or motor circuit
    • Pre-alarm/alarm/lockout contacts
    • Analog output and meter for motor insulation test results
    • LED indicating lights

    MegAlert Introductory Video


    MegAlert Meter Display