Conversion Table and Oil Heat Terminology

Horsepower X 33,475 = BTU/hr

mm = 0.04 in

Horsepower X 0.299 = GPH

Liter = 0.264 gal

Bar = 14.891 PSI

PSI = 6.9 kPa

BTU/hr = 0.2930 watts

 

cu. in. = 0.004330279 gal

Watts X .00134 = Horsepower

Ft oil = 0.43 PSI

 

GPH = 140,000 BTU

Fuel Oil #2 = Spec Gravity .9 / SSU of 50 @ 70°

kPa = 0.145 PSI

Kerosene  = Spec Gravity .82 / SSU of 37 @ 65°

Meter = 3.28 ft

 

Meter = 1.1 yd

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Motor Derating Chart

Derating Chart

To use 60cy Motor on 50cy Operational Voltage

60cy 230v = 190v-200v-208v on 50cy Operation

60cy 460v = 380v-400v-415v on 50cy Operation

60cy 575v = 475v-500v-520v on 50cy Operation

Motor will maintain nameplate horsepower with a 1.0 service factor

Oil Heat Terminology

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