Wash. Admin. Code § 296-46B-240 - Overcurrent protection

024(C) Not exposed to physical damage.

(1) Where the NEC or manufacturer's instructions do not specify minimum height requirements for equipment enclosures, enclosures installed outdoors containing an overcurrent device(s) shall be installed so the bottom of the enclosure containing the overcurrent device(s) is not less than 24 inches above finished grade unless:
(a) The equipment enclosure or listed equipment on which the enclosure is mounted is approved for pad-, floor-, ground-, dock-, or pier-mounting; or
(b) The equipment enclosure is located over:
(i) Concrete or asphalt paving that extends 3 or more feet horizontally from the surface of the enclosure; or
(ii) Roofs.

024(F) Not located over steps.

(2) If the overcurrent device is a part of a panelboard that is being repaired or replaced in an existing location, the installation is allowed to be made above the steps.


Wash. Admin. Code § 296-46B-240
Amended by WSR 17-12-021, Filed 5/30/2017, effective 7/1/2017

Statutory Authority: Chapter 19.28 RCW. 13-03-128, § 296-46B-240, filed 1/22/13, effective 3/1/13. Statutory Authority: RCW 19.28.006, 19.28.010, 19.28.031, 19.28.041, 19.28.061, 19.28.101, 19.28.131, 19.28.161, 19.28.171, 19.28.191, 19.28.201, 19.28.211, 19.28.241, 19.28.251, 19.28.281, 19.28.311, 19.28.321, 19.28.400, 19.28.420, 19.28.490, 19.28.551. 08-24-048, § 296-46B-240, filed 11/25/08, effective 12/31/08.

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