that is separated by enclosures, walls, partitions, ceilings, or floors. Spacing between labels or markings, or between a label and a marking, shall not be more than 3 m (10 ft). Labels required in this section shall be suitable for the environment where they are installed.NEC 690.31...
Once again, please keep in mind the proposed changes above are just a small section of the changes to Article 690 in NEC 2017. As can be seen in the table below there are many subtle yet impactful changes sure to be coming in the newest edition of the NEC. Together these changes promis...
392.18(H) Cable trays are now required to be marked “Danger–High Voltage–Keep Away” when the cable trays contain conductors rated above 600 V. These labels are similar to those required for cable trays containing service entrance conductors. (See Figure 4.) 406.4(D)(4) The language ...
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