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  1. dwayned

    Electrical Tests

    These three terms are commonly interchanged, High Potential (Hipot) test and the Dielectric Voltage Withstand Test are basically the same. Tests which consist of the application of a voltage higher than the rated voltage for a specific time for the purpose of determining the adequacy against...
  2. dwayned

    NFPA 70 Question

    dwayned The Ground Fault Circuit Interrupter or GFI monitors the current in the line and neutral conductors of a circuit and if there is an inbalance of more than about 7 mA the circuit is opened. This inbalance is caused by current returning to the source through the ground circuit rather than...
  3. dwayned

    Ground or Earth Leakage Voltage

    dwayned (Electrical) Measuring the earth or enclosure leakage current of a device ia a common Product Safety Test that is most often specified as a "type test" or engineering test. This test is designed to measure the leakage current that could flow through a person under various...
  4. dwayned

    Hipot testing

    A hipot test is a very common product safety test which is done as a type test as well as a routine production line test. The Type test is one that a product safety testing lab would perform on a product when it is submitted for a safety agency listing. The test time for performing a type test...
  5. dwayned

    High voltage terminals and connectors

    dwayned (electrical) Hello Russ, If you are looking for a complete High Voltage switching matrix Associated Research Inc. manufacturers such a device as well as hipot testers. web-site www.asresearch.com. The high voltage connectors can be purchased from Alden Products Conmpany in Brockton...
  6. dwayned

    Green,red lights

    dwayned (electrical) There is another European Norm Standard that specifies the Safety of Machinery - Indication, marking and actuation. Part 1. Requirements for visual, auditory and tactile signals. BS EN 61310-1:1995 IEC 1310-1:1995. Under this standard RED indicates DANGER // Prohibition in...
  7. dwayned

    Applianc testing

    dwayned (electrical) Some products may have MOV's or filter capacitors connected between line and ground which will cause a hipot or dielectric withstand tester to fail. Some product safety standards will instruct you to test with these items disconnected as to prevent damage to them. While...
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