Electrical History may not be everybody's passion, but when we come across a good read, we like to share it in the hope that it will be of interest to you as well. This document was published by the Associated Factory Mutual Fire Insurance Companies, containing "National Electrical Code of Rules and Notes on Wiring".
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Electrical History may not be everybody's passion, but when we come across a good read, we like to share it in the hope that it will be of interest to you as well. This document was published by the Associated Factory Mutual Fire Insurance Companies, containing "National Electrical Code of Rules and Notes on Wiring".
Preview:
 Approved Fittings. For satisfactory work, only approved fittings should be used. We print a circular, "Approved Electrical Fittings," designed to aid wiremen by showing them in advance just what will be approved. Fittings not listed should not be used without special approval, which will be freely given on the application of members, if the device is reliable. The approved lists are revised quarterly.
The Rules in Brief. Designed to quickly give the busy man the general requirements for average Factory Mutual Mills.
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