// CODE SNIPPET
(B) Polarization of Connections
Related Code Sections
200.11 Wiring and Protection, Polarity of Connections
No grounded conductor shall be attached to any terminal or lead so as to reverse the designated polarity ...
National Electrical Code 2020 of Minnesota > 2 Wiring and Protection > 200 Use and Identification of Grounded Conductors > 200.11 Polarity of Connections
(B) Wiring Methods and Materials, Polarization of Connections
All receptacles and connections shall be constructed and installed so as to maintain proper polarization of the system ...
National Electrical Code 2020 of Minnesota > 3 Wiring Methods and Materials > 324 Flat Conductor Cable: Type FCC > 324.40 Boxes and Fittings > (B) Polarization of Connections
690.55 Special Equipment, Photovoltaic Systems Connected to Energy Storage Systems
The PV system output circuit conductors shall be marked to indicate the polarity where connected to energy storage systems ...
National Electrical Code 2020 of Minnesota > 6 Special Equipment > 690 Solar Photovoltaic (PV) Systems > 690.55 Photovoltaic Systems Connected to Energy Storage Systems
(D) Equipment for General Use, Support
fastened to the track, shall maintain polarization and connections to the equipment grounding conductor, and shall be designed to be suspended ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 410 Luminaires, Lampholders, and Lamps > 410.151 Installation > (D) Support
422.40 Equipment for General Use, Polarity in Cord-And-Plug-Connected Appliances
If the appliance is provided with a manually operated, line-connected, single-pole switch for appliance on-off operation, an Edison-base lampholder ...
National Electrical Code 2020 of Minnesota > 4 Equipment for General Use > 422 Appliances > 422.40 Polarity in Cord-And-Plug-Connected Appliances