Duncan Instruments Canada, Ltd.

The GFR Series relays protect industrial electrical equipment such as motors, transformers and feeders, against the damage caused by low magnitude ground currents. GFR-2/3 work effectively on both high and low resistance grounded distribution systems. The package consists of: Ground Fault Protection Relay and Zero Sequence Current Transformer. Read more...

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The DET14C and DET24C clamp-on testers set new standards regarding access, features, simple operation and safety. These new instruments are direct replacements for the DET10C and DET20C. Read more...

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View Ground Resistance Testers datasheets.