The megger insulation tester is a small portable instrument that gives you a direct reading of insulation resistance in ohms or megohms.
Insulation resistance tester price in kenya.
The megger insulation tester is essentially a high range resistance meter ohmmeter with a built in direct current generator.
Because the insulation resistance and reactance of the stray capacitance is so high the ac test current can be simplified to the leakage current at 250 v times the ratio of hi pot test voltage to 250 v.
The results obtained from ir test are not intended to be useful in finding localized defects in the insulation as in a true hipot test but rather give information on the quality of the bulk material used as the insulation.
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Whether you work on motors generators cables or switch gear the fluke digital insulation resistance testers provide noise free reliable results.
Megger bm5200 1001 289 5 kv insulation resistance tester with digital and analog display 1 teraohm 1 4 ma.
The measured resistance has to be higher than the indicated limit from the.
Built to withstand an entire spectrum of ground testing methods fluke s family of earth ground testers have been designed to be accurate safe and easy to use.
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For good insulation the resistance usually reads in the megohm range.
A perfect solution for insulation testing troubleshooting commissioning and.
With advanced performance the insulation tester line is designed to be safe simple to use and gimmick free.
Nute i am somewhat confused by the units used in the explanation you offered copy follows.
The insulation resistance test consists in measuring the insulation resistance of a device under test while phase and neutral are short circuited together.
The insulation resistance test a k a the megger test is as relevant as ever and in many applications is preferred to other insulation test methods.
The insulation resistance test is the second test required by the electrical safety testing standards.
The first dc portable insulation tester was developed in 1889 by our founders sydney evershed and ernest vignoles and by 1903 was being sold as a megger insulation tester.
Insulation resistance meter measures voltage current capacitance and insulation resistance in high voltage electrical equipmentmultiranging digital meter performs timed ir pi dar dd sv and ramp testsmemory includes time date stamping of results data logging and usb downloadmeasures insulation resistance from 10 kilohms to 20 teraohms voltage from 30 to 660v ac dc current from 0.