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Subchapter 5. Electrical Safety Orders
Group 1. Low-Voltage Electrical Safety Orders
Article 56. Motors, Motor Circuits and Controllers

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§2530.112. Motors Served by Single Disconnecting Means.

(a) Each motor shall be provided with an individual disconnecting means.

Exception: A single disconnecting means shall be permitted to serve a group of motors under any one of the following conditions:

(1) Where a number of motors drive several parts of a single machine or piece of apparatus, such as metal or woodworking machines, cranes, and hoists.

(2) Where a group of motors is in a single room within sight from the location of the disconnecting means.

(3) Where a group of motors is under the protection of one set of branch-circuit protective devices.

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.


1. Editorial correction filed 11-2-83 (Register 83, No. 45).

2. Amendment of subsections (a)(1) and (a)(2), new subsection (a)(3) and amendment of Note filed 5-5-2008; operative 5-5-2008. Submitted to OAL for printing only pursuant to Labor Code 142.3(a)(3) (Register 2008, No. 19).

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