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WSV6 VERTICAL SERIES - IOM
62 WSV6 Vertical Series – IOM
SUPPORT/REFERENCE MATERIAL
REFERENCE CALCULATIONS
HEATING
LDB = EDB +
QH
GPM x 500
LWT = EAT +
QA
cfm x 1.08
COOLING
LDB = EDB –
SC
cfm x 1.08
LWT = EWT +
QR
GPM x 500
LC = QC – SC
SHR =
SC
QC
COMMON CONVERSIONS
Air Flow
I/s = CFM x .47
Water Flow
I/s = GPM x .06
Static Pressure
Pa = IWC x 249
Water Pressure Drop
FOH = PSI x 2.3
Temperature
°C = (°F – 32) x 5/9
Power
kW = Btuh / 3412
Weight
oz = lb x 16
Weight
kg = lb / 2.2
EER
COP x 3.413
COP
EER / 3.413
ABBREVIATIONS & DEFINITIONS
LDB
= Leaving air temperature dry bulb °F
EDB
= Entering air temperature dry bulb °F
GPM
= Water flow rate gallons per minute
CFM
= Airflow rate cubic feet per minute
QH
= Heating capacity Btuh
QA
= Heat of absorption Btuh
SC
= Sensible cooling capacity Btuh
QR
= Heat of rejection Btuh
LC
= Latent cooling capacity Btuh
SHR
= Sensible heat ratio