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 All Categories    Three-Terminal Ground Resistance Testers - Megger
Weschler Instruments is a manufacturer and distributor of electrical and electronic measurement equipment. Customers worldwide use our products in power plants, steel mills, chemical plants, paper mills and other industrial applications that require rugged, reliable and accurate instrumentation.
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Three-Terminal Ground Resistance Testers - Megger

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Three-Terminal Ground Resistance Testers

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The MEGGER® DET3TD is a digital tester with an expanded resistance range and selectable 25/50V test voltage. It rejects noise up to 40V p-p and measures earth voltages up to 100V. The DET3TC adds an ART (Attached Rod Technique) resistance measurement and earth current measurements from 0.5mA to 19.9A with the optional current clamp.

All DET3 and DET4 models are CAT IV 100V and IP54 rated. Test leads and carrying case are included.

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Gnd Current

Power Source


Test Leads

DET3TD 2/3 Term. 0.01 - 2000ohm 0 - 100 V N/A Battery Digital included
DET3TC 2/3 Term. + ART 0.01 - 2000ohm 0 - 100 V 0.5mA - 19.9A Battery Digital included
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