Industrial Submersible Tube Well Motors, telaga tiub

1. General description
Minimum efficiency index
Minimum efficiency index (MEI) means the dimensionless scale unit for hydraulic pump ef ficiency at best efficiency point (BEP), part load (PL, 75 % BEP) and overload (OL,110 % BEP). The Commission Regulation (EU) sets efficiency requirements to MEI ≥ 0.40 as from 1 January 2015.