Temporary power connection do's and don'ts

Do’s:

• Be sure to pick up a work permit from the person in charge of the site and do a Toolbox Talk.
• Any electrical work is to be performed by a licensed electrician.
• All the apparatus should be flameproof.
• For three-phase power, the equipment shall have double neutral earthing.
• An earth-leakage circuit breaker must be used in all the apparatuses.
• All equipment shall have a current rating not exceeding 30 AMPS.
• Check for the correct rating, Direct Online Motor Starter on each machine.
• One of the Main power connections should use good-quality armored cable.
• Should cables be lying in the street, road crossing, or pedestrian areas must be covered and concealed in order to render them resistant to mechanical assaults.
• Always use non-jointed cables.
• Cables above ground should be stretched as far as is practicable.
• At all times, keep connections clean, dry, and tight.
• Turn off any power supplies to the feeder pillar as soon as the equipment is not in use on a daily basis.
• If you don’t need temporary power, tell the maintenance person after you have landed the job.

Don’ts:

• Never use a power supply higher than 24 V in a cramped area.
• Unarmored cable shall not be laid down defensively.
• Twist or carry connections between two wires.
• Do not site a temporary feeder pillar close to water.
• Don't sublet a temporary connection to another contractor.
• Do not apply a load before informing the electrical maintenance department of the use of a temporary electric source.
• No unauthorized electrician at the job site.

Also Read: https://www.linkedin.com/pulse/myths-facts-what-do-you-believe-anshuman-agrawal-mlt-1-

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