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Electricity

* 1 HP (motor) = 0.746 Kw (Operating Energy)

* 5 HP x 0.746 Kw/HP x 3413 BRUH/Kw = 12700 BTUH = 1 Ton of Cooling

* Watts = Volts x Amps

* Efficiency = 746 x Output Horsepower (HP) / Input Watts

* Kw (1 Phase) = Volts x Amps x Power Factor / 1000

* Kw (3 Phase) = Volts x Amps x 1.732 x Power Factor / 100

* KVA (3 Phase) = 1.732 x Volts x Amps / 1000

* BHP (3 Phase) = 1.732 x Volts x Amps x Power Factor x Device Efficiency / 746

* Motor HP = BHP / Motor Efficiency

Motor Drive Formulas

DFP x RPMFP = DMP x RPMMP

BL = [(DFP + DMP) x 1.5708] + (2 x L)

Where,

DFP = Fan Pulley Diameter

DMP = Motor Pulley Diameter

RPMFP = Fan Pulley RPM

RPMMP = Motor Pulley RPM

BL = Belt Length

L = Center-to-Center Distance of Fan and Motor Pulleys
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