Electrical Cable - Size Work

Selecting the correct electrical cable size is the single most critical safety decision in any electrical installation. An undersized cable can overheat, melt its insulation, and cause a fire. An oversized cable is a waste of money and resources.

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When multiple current-carrying cables are bundled together or placed in the same conduit, they heat each other up. The more cables in a group, the lower the current capacity per cable. electrical cable size