NEC Chapter 7.

Unit equipment for emergency illumination consists of a rechargeable battery, battery charging means, one or more lamps, and a UL 924 relay arranged to energize the lamps automatically upon failure of the supply to the unit equipment.
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Unit equipment for emergency illumination consists of a rechargeable battery, battery charging means, one or more lamps, and a UL 924 relay arranged to energize the lamps automatically upon failure of the supply to the unit equipment.

MA amendments.

700.10(D). Revise as follows:

I. Insert the following title and parent wording:

Fire Protection. Emergency systems shall meet the additional requirements in 700.10(D)(1) through (D)(3).

II. Delete (D)(1); renumber (D)(2) through (D)(4) as (D)(1) through (D)(3).

III. In the resulting (D)(3) change “700.10(D)(2)” to read “700.10(D)(1).”

700.12(H)(2)(2). Delete the second sentence that reads: Flexible cord- and plug-connection shall be permitted provided that the cord does not exceed 900 mm (3 ft) in length.

Click here to see the Massachusetts amendments to the 2023 NEC®.

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NEC Chapter 7.

Below is a Real Question from our Electrical Continuing Education Courses for Electrical License Renewal:

Which of the following is true regarding NEC Chapter 7 as amended in Massachusetts?

A: Flexible cord- and plug-connection is permitted for emergency unit equipment.
B: Flexible cord- and plug-connection is permitted for emergency unit equipment provided that the cord does not exceed 900 mm (6 ft) in length.
C: Flexible cord- and plug-connection shall be permitted for emergency unit equipment provided that the cord does not exceed 900 mm (3 ft) in length.
D: Flexible cord- and plug-connection is NOT permitted for emergency unit equipment.
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