Requirements for Customized Labeling of Distribution Box Switches
This section specifies the type of labeling information required and includes available incident energy and personal protective equipment (PPE) categories. These requirements are echoed in NFPA 70-2017: National Electrical Code (NEC), Article 110. Section 514, entitled 'Identification and Notices', provides clear instruction, with label illustrations, that are supported by UK health and safety law. A correctly labelled installation looks more professional and helps to comply with these Regulations, while the customer benefits from easy. There is requirements for items such as circuit breakers, switches (as in branch circuit/feeder circuit switches) and similar to identify what they supply, but is not usually necessary if arranged so that the purpose is evident. The Ontario Electrical Safety Code (OESC) also requires high voltage systems with the possibility of feedback to have updated single-line diagrams — both at the time of installation and af er any modifications ( labelling directly impacts safety.
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