The screwed conduit system, although one of the oldest of wiring methods — since it developed from the fitting of gas-pipes — is still used to an enormous extent for carcassing purposes on building sites. In spite of keen competition from ingenious alternatives, heavy-gauge screwed conduits probably are fitted in the majority of public buildings and factory installations. This is largely because of its great mechanical strength and ease of rewiring.
KeywordsConduit System Cable Insulation Great Mechanical Strength Keen Competition Spring Tape
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