This standard defines the calculation method for the fan energy index (FEI), which is an energy efficiency metric for fans inclusive of motors and drives. This metric provides a standardized and consistent basis to compare fan energy performance across fan types and sizes at a given fan duty point.






Comments:

Joe Brooks on 2020-09-02 18:47:00

Section/Figure/Table No.: Annex B, first table

Type of Comment: General

Comment (justification):
The FEI value for 0 pressure and 7500 cfm (1.67) is wrong. Comment from Nazme Mohsina, error found by Ms. Tan Tin tin.

Proposed Change:
Correct this entry and any others that are not correct.

Armin Hauer on 2018-09-17 11:22:00

I suspect there are small rounding errors in this table; (-0.5%) to (+0.9%).

Armin Hauer on 2018-09-17 11:44:40

FEi values of that example are way off.

Joe Brooks on 2018-08-16 11:06:00

Armin Hauer requested this comment be recorded herein for AMCA 208

Joe Brooks on 2018-08-16 11:43:39

Comment submitted to staff by Armin Hauer to be recorded herein.

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