Mexico releases limits and test methods for energy efficiency of clean water pumps and electric pumps

The Mexican Ministry of Energy issued the official draft standard PROY-NOM-004-ENER-2005, the limits and test methods for energy efficiency of clean water pumps and electric pumps with rated powers from 0.187 kW to 0.746 kW.

The draft specifies minimum energy efficiency levels and maximum energy consumption levels and qualified inspection methods for household water pumps and electric pumps (using single-phase squirrel-cage induction motors). Public information labeling requirements are also specified. This official draft standard applies to domestic water pumps sold in Mexico with a rated power of 0.187 kW to 0.746 kW and electric pumps using single-phase squirrel cage induction motors. The following types of pumps and pumps are excluded from the scope of this standard: (a) Decorative fountain pumps; (b) Fire pumps; (c) Water massage pumps; (d) Jet (injection) pumps; (e) Multistage pumps (f) Solids treatment pumps (surface or diving); (g) Spray pumps; (h) Bilge pumps; (i) Swimming pool pumps.

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