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Vanguard Auto-Ohm 200 S3 200A Micro-Ohmmeter




Auto-Ohm 200 S3

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The Vanguard Auto-Ohm 200 S3 200A Micro-Ohmmeter is Vanguard’s fourth generation, microprocessor-based, true DC micro-ohmmeter. It is designed for testing EHV circuit-breaker contact resistances, bushing contact joints, welding joints, or for any low-resistance measuring application.

This high current and very lightweight (16.8 lbs/ 7.6 Kg) micro-ohmmeter is designed to meet the IEEE C57.09-1999 (5.15) requirement for testing circuit breaker contact resistance.