One of the most important aspects of a safe electrical power system is the proper performance of ground-fault protective equipment. Mandated by the National Electrical Code (NEC), Art. 230.95(C) ...

Do you know what OSHA has to say about electrical safety testing requirements on jobsites? In the rugged construction site environment flexible cords that supply portable tools and appliances are all ...

CHICAGO--(BUSINESS WIRE)--Littelfuse announced the SB6100 Series Industrial Shock-Block TM, the first and only ground fault circuit interrupter (GFCI) device to meet UL 943C Class C and Class D ...

Power systems today operate in an environment where reliability and safety must be maintained despite rising loads, expanding ...

Ground fault protection is a cornerstone in ensuring the safety and operational reliability of modern power systems. Ground faults, which occur when an unintended electrical path connects a live ...

Safety codes often require “ground fault circuit interrupter” inclusion for electrical power outlets. The operation of such a device depends on making a comparison of the current levels in two wires, ...

What is a ground fault and why is it a concern? How much variation in current is considered enough to cause a fault? Why can’t I just use a circuit breaker? What does a ground-fault protection device ...

The PGT-0400 is a ground-fault-relay test unit designed to test current pickup level, time-delay and coordination of ground-fault protection. The tester injects current through the window of installed ...

What is a ground fault and why is it a concern? How much variation in current is considered enough to cause a fault? Why can’t I just use a circuit breaker? What does a ground-fault protection device ...