Insulation Resistance Test Standard Pdf

Power cables with extruded insulation and their accessories for rated voltages from 1 kv um 1 2 kv up to 30 kv um 36 kv part 1.

Insulation resistance test standard pdf.

Testing and inspection environmental measurements laboratory instrumentation power and energy. See the site fixed equipment for measurement and testing of electrical networks energy management and optimization systems. Insulation resistance testing purpose. Insulation resistance decreases in temperature or moisture.

Standards ieee std 43 2000 recommended practice for testing insulation resistance of rotating machines and other. Also acceptable values of insulation resistance depend upon the equipment you re testing. Insulation resistance testing of low voltage cables in the field. Dielectric testing and insulation resistance measurement.

And its reasonable price makes it an excellent value. It is commonly used in the industry for acceptance testing prior to energizing the cable and for maintenance testing programs. The megger insulation tester is a small portable instrument that gives you a direct reading of insulation resistance in ohms or megohms. In reality this voltage surge may be due to lightning or the induction caused by a fault on a.

The international electrical testing association neta specification maintenance testing specifications for electrical power distribution equipment and. Since 1989 revised editions of the acceptance testing specifications have been published in 1991 1995 1999 2003 and 2007. Cables for rated voltages of 1 kv um 1 2 kv and 3 kv um 3 6 kv reference number. Its handy size makes it easy to pack and use.

On february 19 2009 the american national standards institute approved the neta acceptance testing. Time resistance testing method this method is fairly independent of temperature and often. Portable measurement equipment in a wide variety of fields. Insulation resistance testing is a non destructive test procedure.

The test measures the insu lation resistance between the phases and or between phase and ground. With a little record keeping and common sense however you can get a good picture of the insulation condition from values that are only relative. The document uses the standard numbering system of ansi and ieee.