Formulas that may be of use – Gillette Generators SPMD-2500 THRU SPMD-4000 User Manual
Page 26
PAGE 26
FORMULAS THAT MAY BE OF USE
TEMPERATURE
ºC = (ºF – 32) x 0.55555
ºF = (ºC X 1.8) + 32
VELOCITY
ft/sec x 0.3048 = m/sec
m/sec x 3.2808 = ft/sec
miles/hr x 1.6093 = km/hr
km/hr x 0.6214 = miles/hr
miles/hr x 0.44704 = m/sec
m/sec x 3.2808 = ft/sec
VOLUME
inches
3
x 16.388 = mm
3
cc
3
x 0.06102 = inches
3
feet
3
x 0.0283 = m
3
m
3
x 35.315 = feet
3
gallons x 3.785 = liter
liter x 0.2642 = gallon
gallons x 0.13337 = ft
3
PRESSURE
pounds/ft
2
x 0.006944 = pounds/in
2
pounds/in
2
x 144 = pounds/ft
2
psi x 6.8948 = kPa
kPa x 0.1450 = psi
psi = 0.4912 inches Hg
kPa = 0.1333 x inches Hg
MISCELLANEOUS
Watt x 0.00134 = hp
Watts x 3.4122 = BTU/hr
BTU/hr x 0.293 = Watts
hp x 2545.177 = BTU/hr
BTU/hr x 0.0003929 = hp
AREA
inches
2
x 6.451 = cm
2
cm
2
x 0.394 = inches
2
feet
2
x 0.0929 = m
2
m
2
x 10.764 = feet
2
TORQUE
oz-in x 0.007062 = Nm
Nm x 141.6029 = oz-in
lb-in x 0.11296 = Nm
Nm x 8.8495 = lb-in
lb-ft x 1.356 = Nm
Nm x 0.7376 = lb-ft
SINGLE PHASE ELECTRIC
Single Phase Power Factor is typically 1.0
1 kW = 1 kilo Watt = 1,000 Watts
Watts = Volts x Amps x Power Factor
Amps =
Watts______
Volts x Power Factor
THREE PHASE ELECTRIC
Three Phase Power Factor is typically 0.8
1 kW = 1 kilo Watt = 1,000 Watts
Watts = (Volts x Amps x Power Factor) x 1.732
Amps =
___ Watts__________
Volts x Power Factor x 1.732