67
Appendices
Reference Guide for Water Heating
BTU/Output = GPH x 8.33 lbs./Gal. x Temp. Rise
BTU/Input = GPH x 8.33 x Temp. Rise
% Efficiency
KW = GPH x 8.33 x Temp. Rise
3413
Temperatures
To convert from degrees Centigrade (C) to degrees Fahrenheit (F)
multiply the number of degrees C by 9/5 (or 1.8) and add 32.
To convert from degrees Fahrenheit (F) to degrees Centigrade (C) first
subtract 32 from the number of degrees F then multiply the remainder
by 5/9 (or 0.556).
Gas/Oil
Gas
BTUs
1 lb. of Butane
=
21,300
1 Gal. of Butane
=
102,600
1 Cu. Ft. of Butane
=
3,260
1 Cu. Ft. of Manufactured
=
530
1 Cu. Ft. of Mixed
=
850
1 Cu. Ft. of Natural
=
1,075
1 lb. of Propane
=
21,600
1 Gal. of Propane
=
91,700
1 Cu. Ft. of Propane
=
2,570
GSW_ProdCatalog_Inside.qxd 3/7/08 1:52 PM Page 77
Содержание 6G-75-3NC
Страница 1: ......
Страница 7: ...Residential ...
Страница 8: ......
Страница 43: ...Commercial ...
Страница 44: ......
Страница 65: ...Tankless ...
Страница 66: ......
Страница 71: ...Appendices ...
Страница 72: ......
Страница 86: ......