The green wire is the ground wire, the white wire is the neutral wire, and the black wire is the hot wire. Light-duty interior extension cords often lack the ground wire, but if a ground wire is present, be sure to connect it.
What do the colors of extension cords mean?
The color of an electrical extension cord does not refer to its use or function, but a system of color-coded tags has been suggested to mark a cord’s grounding compliance after inspection according to OSHA standards. Electrical extension cords need to be inspected for safety on a regular basis.
What is the OSHA standard 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 color are outdoor extension cords?
bright orange
On the extension cord packaging or on the cord itself, the letter “W” indicates that the cord is designed for use outside. Outdoor extension cords have a heavy-duty appearance and tend to have tough, bright orange covers that are made from rubber, vinyl or plastic.
What color is a heavy duty extension cord?
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| Color | 50 Foot – Yellow |
|---|---|
| Voltage | 125 Volts |
| Input Current | 15 Amps |
Which side of the plug is the neutral?
left
As you can see, the neutral and hot wires are connected to the two vertical prongs at the top of the receptacle (neutral on the left, hot on the right) and the ground wire is connected to the round prong at the bottom of the receptacle.
What color is a heavy-duty extension cord?
What does 16 AWG mean on an extension cord?
The diameter of the conductors within an extension cord are measured in terms of American Wire Gauge (AWG), usually shortened to just “gauge” and expressed by a number. Common household extension cords are available in 16 gauge (smallest), 14 gauge, 12 gauge, and 10 gauge (biggest).
When must you inspect your tools and extension cords OSHA?
every three months
Testing should be conducted on each piece of equipment every three months, as well as before first use or return to service after repair. In order to ensure a grounding wire is electrically continuous throughout the extension cord or power tool, a continuity test must be conducted.
Can outdoor extension cords be used in rain?
Outdoor Extension Cord Usage These types of extension cords of course are great for outdoor lights, outdoor entertainment centers and any cooking needs outdoors, however these can become the most dangerous if damaged. Because these extensions cords are exposed to extreme elements, including extreme heat, snow and rain.
Are orange extension cords for outdoor use?
Cords rated for outdoor use also have bright orange rubber, vinyl, or plastic covers that protect against moisture and the natural changes in temperatures that occur outside, as well as sunlight that can break down the insulation on typical indoor extension cords.
What color is a 12 gauge extension cord?
Yellow
Yellow color-coded cable sheathing encloses 12-gauge wires. Yellow 12-gauge cable is typically used for 20-amp circuits that power general household outlets used for a variety of plug-in appliances. Dedicated appliance circuits also call for 20-amp circuits in most cases.
Are outdoor extension cords always orange?
Outdoor versions have bright orange rubber, plastic, or vinyl covers, while indoor cords are much less heavy-duty. J means the cord has standard 300-volt insulation.
Which wire is positive when both are black?
If the multi-colored wire is black and red, the black wire is the negative wire, while the red one is positive. If both wires are black but one has a white stripe, the striped wire is negative, while the plain black wire is positive. Look in the owner manual to determine which wires are negative in a car.
Which side of the plug is positive and negative?
To read diagram: The center positive drawing on the left indicates that the center (also known as the tip) of the output plug is positive (+) and the barrel (ring) of the output plug is negative (−). Is the big prong on a plug positive? The smaller prong is hot and the larger one is neutral.
Which is better 12 or 16 gauge extension cord?
16-Gauge Cords: Any 16-gauge cord between 0 and 100 feet long will adequately handle tool loads up to 10 amps. 12-Gauge Cords: If your tool load is between 10 and 15 amps and the length of the cord is 50 to 100 feet, you need a 12-gauge cord to safely power any tool. This is a great extension cord for many purposes.
How many amps can a 12 gauge extension cord handle?
14 Gauge for 1-7 Amps. 12 Gauge for 8-10 Amps. 10 Gauge for 11-15 Amps.
What are the 3 hazards of electricity?
There are three main types of electrical hazards: electric shock, electrical burns, and arc blasts (the effect of blasts). Understanding the basics of these hazards is critical in enforcing electrical safety in the workplace.
