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110.55 Transformers, Switches, and Electrical Equipment
Related Code Sections
110.55 General, Transformers, Switches, and Electrical Equipment
All transformers, switches, motor controllers, motors, rectifiers, and other equipment installed belowground shall be protected from physical damage ...
National Electrical Code 2020 of Minnesota > 1 General > 110 Requirements for Electrical Installations > 110.55 Transformers, Switches, and Electrical Equipment
(A) Equipment for General Use, Design and Documentation
provisions Guarding live parts Transformers and voltage regulation equipment Conductor insulation, electrical and mechanical protection, isolation ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 490 Equipment Over 1000 Volts, Nominal > 490.48 Substation Design, Documentation, and Required Diagram > (A) Design and Documentation
(B) Special Occupancies, Feeders
the load. Such protection shall consist of overcurrent devices and current transformers or other protective equipment that shall cause the feeder ...
National Electrical Code 2020 of Minnesota > 5 Special Occupancies > 517 Health Care Facilities > 517.17 Ground-Fault Protection of Equipment > (B) Feeders
(B) Special Equipment, Control Switch Rating
Switches, flashers, and similar devices controlling transformers and electronic power supplies shall be rated for controlling inductive loads or have ...
National Electrical Code 2020 of Minnesota > 6 Special Equipment > 600 Electric Signs and Outline Lighting > 600.6 Disconnects > (B) Control Switch Rating