1 Technical Requirements - PG&E

Pump speed exceeds 1,500 rpm, capacity exceeds 200 gpm and impeller diameter exceeds 6 inches, Pump speed exceeds 1,500 rpm for pumps of 2 or more stages. Pumps shall operate smoothly throughout the speed range in reaching their operating speed. Where necessary the pumps are to be fitted with devices to ensure a minimum through-flow. ................
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