What are three safety guidelines for power cords?

Do match up the plug and extension cord on a polarized cord (one hole on the plug is larger than the other). Do keep extension cords away from water. Do use GFCI (ground fault circuit interrupter) protection when using extension cords in wet or damp environments. Do keep extension cords away from children and animals.

What is the proper handling of electric cords?

Make sure there is no crimping or pressure on cords, and don't force them into small spaces or behind furniture. Over time this could lead to a breakdown of the cord's insulation. When using cord-bundling devices, such as Cable Turtles or plastic spiral wire wrap, avoid cramming too many cords together. Keep it loose.

What are some tips for working with power cords?

What are the safety measures of three prong plug?

When a 3-prong plug is plugged into the receptacle, the grounding wire is connected to the prong and provides a continuous grounding path from the appliance back to the breaker box. This grounding path serves as a primary safety means if there is a short circuit or other damage to the electrical circuit or appliance.

What are extension cords a safety hazard?

Extension cords can overheat and cause fires when used improperly. Overheating is usually caused by overloading or connecting appliances that consume more watts than the cord can handle. Damaged extension cords can also cause fires.

The Do's and Don'ts of Power Extension Cords

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What is the OSHA standard for extension cord safety?

All extension cords used on projects must be three-pronged and carry one of the designations required by the Occupational Safety and Health Administration (OSHA) and the National Electric Code (NEC). Each extension cord, power tool and receptacle, as defined earlier, shall be tested for grounding continuity.

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What are 3 things you should do before using power equipment?

Disconnect the power supply before making adjustments or changing accessories. Remove any wrenches and adjusting tools before turning on a tool. Inspect the cord for fraying or damage before each use.

What are 3 acceptable ways to support cable runs?

The support system provides a protective pathway and is designed to eliminate stress that can damage the cable. Typical cable-support systems include cable trays, ladder racks, enclosed wire pathways, clamps, rings, and fasteners.

What is the most important rule of electrical safety?

Always Disconnect. The first rule of electrical safety is to always disconnect whatever you're working on. This might mean unplugging an appliance that requires repairs or turning off a circuit breaker. You must disconnect before performing any electrical work to reduce the risk of electrocution.

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What are the OSHA guidelines for electrical safety?

Employees who work directly with electricity should use the personal protective equipment required for the jobs they perform. This equipment may include rubber insulating gloves, hoods, sleeves, matting, blankets, line hose, and industrial protective helmets designed to reduce electric shock hazard.

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What are the OSHA guidelines for use of flexible cords?

The OSHA construction standard requires flexible cords to be rated for hard or extra-hard usage. These ratings are derived from the National Electrical Code, and are required to be indelibly marked approximately every foot along the length of the cord.

What is the rule for extension cords?

In general, extension cords should not exceed 100 feet in length. However, by plugging one extension cord into another, the maximum cord length can be easily exceeded. If the job requires more than a 100-foot distance, a temporary power distribution box is required.

What is the regulation for extension cords?

The maximum length of an extension cord is set at 100-feet by OSHA standards. Any worksite that needs a longer extension must put a temporary power distribution box in place. 100-foot extension cords are ideal for both continuous use equipment like running power from a generator or powering a compressor.

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