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Fan Belt Tension Calculator
Calculate proper belt tension for HVAC fan drives.
Motor Horsepower
?
Motor power rating.
HP
Motor RPM
?
Motor operating speed.
RPM
Belt Span Length
?
Distance between sheave centers.
inches
Calculate
Results
Deflection Test Force
-
lbs
Target Deflection
-
inches
Tension per Belt
-
lbs
References:
ASHRAE Handbook - HVAC Systems and Equipment, Chapter 45 (Motors and Drives)