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Inspect portable cord-and-plug connected equipment, extension cords, power bars, and electrical fittings for damage or wear before each use. Repair or replace damaged equipment immediately.Always tape extension cords to walls or floors when necessary. Nails and staples can damage extension cords causing fire and shock hazardsUse extension cords or equipment that is rated for the level of amperage or wattage that you are using.Always use the correct size fuse. Replacing a fuse with one of a large …

A Class A Ground Fault Circuit Interrupter (GFCI) works by detecting any loss of electrical current in a circuit (e.g., it will trip at a maximum of 6mA). When a loss is detected, the GFCI turns the electricity off before severe injuries or electrocution can occur. A painful non-fatal shock may occur during the time that it takes for the GFCI to cut off the electricity so it is important to use the GFCI as an extra protective measure rather than a replacement for safe work practices.GFCI wall ou …