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Terminals and electrode receptacles for electric-discharge tubing shall comply with the following:
(a) Terminals. Terminals of the tubing shall be inaccessible to unqualified persons and isolated from combustible material and grounded metal or shall be enclosed.
(Title 24, Part 3, Section600-34(a).)
(b) Tube Connections. Where tubes do not terminate in receptacles designed for the purpose, all live parts of tube terminals and conductors shall be so supported as to maintain a separation of at least 1 1/2 inches between conductors or between conductors and any grounded metal.
(Title 24, Part 3, Section 600-34(b).)
(c) Bushings. Where electrodes enter the enclosure of outdoor signs or of an indoor sign operating at a voltage in excess of 7.5 kilovolts, bushings shall be used unless receptacles are provided or the sign is wired with bare wire mounted on approved supports which maintain the tubing in proper position.
(Title 24, Part 3, Section 600-34(d).)
NOTE: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code; and Section 18943(c), Health and Safety Code.
1. Editorial correction filed 11-2-83 (Register 83, No. 45).
2. Amendment filed 12-10-87; operative 1-9-88 (Register 88, No. 1).