Electrical NCCER 26101-20 Study Guide with Questions and Correct Answers

Electrical Service electrical components that are used to connect the serving utility to the premises wiring system Raceway System Enclosures that house the conductors in an electrical system (fittings, boxes, conduit) Rough-in The beginning stage of wiring that involves the installation of the panel board, raceway system, wiring, and boxes Substation Enclosed assembly of high voltage equipment Trim-out Final stage of wiring that involves the installation and termination of devices and fixtures What is commonly required in commercial electrical work? Fire Alarm Systems In industrial facilities, electrical systems are most likely maintained by? On site maintenance personnel Employers of commercial electricians are often electrical contractors who work as a subcontractor for.. general contractors How is the maritime industry different from the construction industry? Shipbuilders and ship repair facilities 1910 CFR covers OSHA standards for general industry Elimination is the best method of reducing a risk is to eliminate the hazard, using appropriate lock out tag out procedures Verifying the test instrument operation on a known voltage source using the appropriate rated tester, such as.. the proving unit The human body becomes a path for the ___ when in contact with electrically energized points current What type designates rubber protective equipment that is manufactured of natural or synthetic rubber that is properly vulcanized.. Type 1