Subchapter 5. Electrical Safety Orders
Group 2. High-Voltage Electrical Safety Orders
Article 20. Switches (Formerly Article 69)

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§2835. Disconnecting (Isolating) Switches.

(a) Fused interrupter switches shall be so installed that all supply terminals shall be at the top of the switch enclosure.

Exception: Supply terminals are not required to be at the top of the switch enclosure if barriers are installed to prevent persons from accidentally contacting energized parts or dropping tools or fuses into energized arts.

(b) Where fuses can be energized by backfeed, a sign shall be placed on the enclosure door reading, “WARNING--FUSES MAY BE ENERGIZED BY BACKFEED.” Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code; and Section 18943(c), Health and Safety Code.

HISTORY

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

2. Editorial correction of subsection (c) filed 11-3-83 (Register 83, No. 45).

3. Amendment filed 12-10-87; operative 1-9-88 (Register 88, No. 1).

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