Wash. Admin. Code § 296-307-40039

Current through Register Vol. 24-23, December 1, 2024

Section 296-307-40039 - Electrical equipment and wiring

(1) Electrical equipment and wiring for use in ammonia installations must be general purpose or weather resistant as appropriate.

(2) Where concentrations of ammonia in the air in excess of 16% by volume are likely to be encountered, electrical equipment and wiring must be specified by and installed according to chapter 296-307 WAC Part T, for Class I, Group D locations.

Amended by WSR 20-21-091, Filed 10/20/2020, effective 11/20/2020

Statutory Authority: RCW 49.17.040. 98-24-096, § 296-307-40039, filed 12/1/98, effective 3/1/99. 97-09-013, recodified as § 296-307-40039, filed 4/7/97, effective 4/7/97. Statutory Authority: RCW 49.17.040, [49.17.]050 and [49.17.]060. 96-22-048, § 296-306A-40039, filed 10/31/96, effective 12/1/96.