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Horsepower = CFM x Pressure(lb / sq.ft)
33000 x Efficiency |
Horsepower = GPM x Head in Feet x Specific Gravity
3960 x Efficiency of Pump
Head in Fee t= 2.31 P.S.I.G |
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Efficiency = 746 x Output Horsepower
Input Watts |
Torque (lb-ft) = Horsepower x 525
RPM |
Three Phase Kilowatts =
Volts x Amperes x Power Factor x 1.732
1000 |
Horsepower =
Torque (lb-ft) x RPM
5250 |
Three-Phase Volt-Amperes =
Volts x Amperes x 1.732 |
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Three-Phase Amperes =
746 x Horsepower
1.732 x Volts x Efficiency x Power Factor |
(P.S.I) = HP x 321,000
RPM x Shaft Diam.3
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Three-Phase Efficiency =
746 x Horsepower
Volts x Amperes x Power Factor x 1.732 |
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Three-Phase Power Factor =
Input Watts
Volts x Amperes x 1.732 |
Ohms = Volts/Amperes (R = E/I)
Amperes = Volts/Ohms (I = E/R) |
Single-Phase Kilowatts =
Volts x Amperes x Power Factor
1000 |
Volts = Amperes x Ohms (E= IR) |
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Single-Phase Amperes =
746 x Horsepower
Volts x Efficiency x Power Factor |
HP x 0.745 = KW |
Single-Phase Efficiency =
746 x Horsepower
Volts x Amperes x Power Factor |
KW x 1.341 = HP |
Single-Phase Power Factor =
Input Watts
Volts x Amperes |
NM x 0.850 = IN-LB |
Horsepower ( 3 Phase) =
Volts x Amperes x Power Factor x 1.732 x Efficiency
746 |
FT-LB X 1.356 = NM |
Horsepower ( 1 Phase) =
Volts x Amperes x Power Factor x Efficiency
746 |
HP x 550 = FT-LB/sec |
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Torque (in-lb) = 63,025 H.P
R.P.M. |
Watts =
Volts x Amperes (W = E xI) |
Torque (ft-lb) = 5,252 x HP
R.P.M. |
Amperes =
Watts (I = W/E)
Volts |
Torque NM = KW x 9,550
R.P.M. |
Horsepower =
Volts x Amperes x Efficiency
746 |
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Deg C = (Deg. F – 32) x 5/9
Deg F = (Deg. C x 9/5) + 32 |
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