Test procedure for the measurement of energy efficiency, energy consumption, and other performance factors of pumps.

CFR · 2024-01-01 · US · Title 10

(a) (i) The following categories of clean water pumps that have the characteristics listed in paragraph (a)(1)(iii) of this section. (A) End suction close-coupled (ESCC); (B) End suction frame mounted/own bearings (ESFM); (C) In-line (IL); (D) Radially split, multi-stage, vertical, in-line casing diffuser (RSV); and (E) Submersible turbine (ST) pumps. (ii) The additional following categories of clean water pumps that have the characteristics listed in paragraph (a)(1)(iii) of this section: (A) Radially-split, multi-stage, horizontal, end-suction diffuser casing (RSHES); (B) Radially-split, multi-stage, horizontal, in-line diffuser casing (RSHIL); (C) Small vertical in-line (SVIL); and (D) Vertical Turbine (VT). (iii) Pump characteristics: (A) Flow rate of 25 gpm or greater at BEP and full impeller diameter; (B) Maximum head of 459 feet at BEP and full impeller diameter and the number of stages required for testing ( (C) Design temperature range wholly or partially in the range of 15 to 250 °F; (D) Designed to operate with either: ( ( (E) For ST, and VT pumps, a 6-inch or smaller bowl diameter; and (F) For ESCC, and ESFM pumps, a specific speed less than or equal to 5,000 when calculated using U.S. customary units. (2) (b) (i) The following varieties of dedicated-purpose pool pumps: (A) Self-priming pool filter pumps; (B) Non-self-priming pool filter pumps; (C) Waterfall pumps; and (D) Pressure cleaner booster pumps; (ii) Served by single-phase or polyphase input power; (iii)

official document · source cfr-2024 · id 10:§ 431.464