A Relay Protection Tester is designed to simulate electrical quantities such as current, voltage, frequency, and phase, ...

Insulation resistance testers, often called megohmmeters, are fundamental tools for preventive maintenance, used to assess the integrity of insulation in motors, cables, transformers, and other ...

Protective relay testing verifies that installed relays will trip correctly under real fault conditions, confirming settings, ...

The small, lightweight PTE-50-CE is the ideal instrument to test overcurrent and over/undervoltage protective relays, among many other applications. The reversible 100-VA amplifier can inject up to ...

A motor protection relay safeguards electric motors by detecting thermal stress, phase imbalance, stall, and abnormal ...

Many readers of our website know that we're avid fans of getting your flat panel TV off the furniture and onto the wall. In fact we've written several different articles about this in the past. But ...

Complex grids depend on equipment such as transformers, protection relays, switchgear, and cables—each of which can develop faults not immediately visible during normal operation. As a result, ...

Weymouth, Mass. — Accommodating virtually any lock-out switching application in the electric power industry, a new series of lock-out relays (LORs) from Electroswitch provide reliable protection of ...