About 93,500 results
Open links in new tab
  1. Megger residential wiring - Electrician Talk

    Aug 17, 2015 · A megger is simply a "megohm meter" and it only measures insulation resistance, at higher values than a regular ohm meter. Generally a regular DMM operates at 9VDC on the …

  2. megging a motor wired up - Electrician Talk

    Jan 14, 2009 · A megger is used to test the integrity of insulation. If you are testing a motor circuit wired to a MCC bucket or a VFD; Open the breaker in the bucket or isolated the VFD. Always …

  3. Hi-Pot Vs Megger Testing - Electrician Talk

    Sep 19, 2015 · If you see a fault with the megger, you will see a fault with the hipot. The hipot stresses the insulation weak points at higher voltage levels than the megger will. I don't think …

  4. Megging wire results - Electrician Talk

    May 20, 2021 · Megging motors and conductors can be dangerous. Even after a megger has been removed from the circuit the wires may have stored energy. Conductors that are isolated …

  5. Megger how to - Electrician Talk

    Jun 29, 2007 · In commercial, use it to megger out a new feeder you just pulled in. Measure each wire to each of the other wires, and each wire to the metal conduit. You want basically infinity …

  6. What are acceptable Megger readings with 1000v testing...

    Apr 10, 2024 · You normally use 2x the rated voltage for megger testing. A 240V motor would be tested at 500V, not 1000V. Higher voltages are the province of hi-pot testing, which is normally …

  7. Megger or multimeter - Electrician Talk

    Apr 8, 2021 · When we need to check Motor, Megger is used, why cant we use mutilmeter continuity to check the motor...??? Why megger is must?? cant Multimeter replace it?? what …

  8. Testing wiring with a megger - Electrician Talk

    Aug 17, 2017 · Are there any resources for testing wiring with a megger? An example is to test wiring in a home which reads clear in terms of continuity but trips an arc fault under load. …

  9. Megger - Electrician Talk

    Aug 2, 2008 · Megger readings that do not stabilize, but fluctuate are indicative of moisture in or on the conductors and should be investigated. Sometimes this reading will continue to climb …

  10. Megging a 3 phase 480 volt motor - Electrician Talk

    Jul 9, 2011 · What should the ohms be going from ground to phase on a digital megger? For a good motor should it read around what (400megaohms)? When the motor is bad it should read …