1 Technical Requirements - Pacific Gas and Electric Company

Essential Service 120V AC Distribution Panelboard 117. 7.19. Essential Service DC System 118. 7.19.1. Batteries 118. 7.19.2. Battery Accessories 118. 7.19.3. Battery Chargers 119. 7.20. Motors 119. ... Piping 2-1/2 inches in diameter and larger and normally operating above 400 ºF (critical pipe) shall be analyzed for flexibility and piping ... ................
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