// CODE SNIPPET
(B) Field-Applied Hazard Markings
JUMP TO FULL CODE CHAPTER
Where caution, warning, or danger signs or labels are required by this Code, the labels shall meet the following requirements:
- The marking shall warn of the hazards using effective words, colors, symbols, or any combination thereof.
Informational Note: ANSI Z535.4-2011, Product Safety Signs and Labels, provides guidelines for suitable font sizes, words, colors, symbols, and location requirements for labels.
- The label shall be permanently affixed to the equipment or wiring method and shall not be handwritten.
Exception to (2): Portions of labels or markings that are variable, or that could be subject to changes, shall be permitted to be handwritten and shall be legible.
- The label shall be of sufficient durability to withstand the environment involved.
Informational Note: ANSI Z535.4-2011, Product Safety Signs and Labels, provides guidelines for the design and durability of safety signs and labels for application to electrical equipment.
Related Code Sections
(B) General, Field-Applied Hazard Markings
Where caution, warning, or danger signs or labels are required by this Code, the labels shall meet the following requirements: The marking shall ...
National Electrical Code 2020 of Minnesota > 1 General > 110 Requirements for Electrical Installations > 110.21 Marking > (B) Field-Applied Hazard Markings
691.4 Special Equipment, Special Requirements for Large-Scale PV Electric Supply Stations
in accordance with 110.31. Field-applied hazard markings shall be applied in accordance with 110.21(B). The connection between the PV electric ...
National Electrical Code 2020 of Minnesota > 6 Special Equipment > 691 Large-Scale Photovoltaic (PV) Electric Supply Stations > 691.4 Special Requirements for Large-Scale PV Electric Supply Stations
(A) Special Conditions, Field Marking
The available dc fault current on the dc microgrid shall be field marked at the dc source(s). The field marking(s) shall include the date ...
National Electrical Code 2020 of Minnesota > 7 Special Conditions > 712 Direct Current Microgrids > 712.65 Available DC Fault Current > (A) Field Marking
750.50 Special Conditions, Field Markings
Where an energy management system is employed to control electrical power through the use of a remote means, a directory identifying the controlled ...
National Electrical Code 2020 of Minnesota > 7 Special Conditions > 750 Energy Management Systems > 750.50 Field Markings
(C) Special Conditions, Notification and Marking
SYSTEM DISCONNECT." The disconnecting means shall be legibly marked in the field to indicate the following: Nominal ESS ac voltage and maximum ESS ...
National Electrical Code 2020 of Minnesota > 7 Special Conditions > 706 Energy Storage Systems > 706.15 Disconnecting Means > (C) Notification and Marking