Cleaning Effectiveness Per Amp Rating
This is m an Amp rating. Amps do m measure dirt removal, only the amount of electricity used. Cleaning Effectiveness Per Amp is determined by dividing this model’s Cleaning Effectiveness* by its Amps.
,*Cleaning Effecthfeness is the percent value obtained from dividing:
I(a) the geometric mean of the amount of embedded carpet dirt removed in testing under ASTM Test Method
(b)the value 29 (the geometric mean of the midpoints of the % Dirt Pick Up Scales of ASTM F1411 Buyers Guide).
28
