+ A,

+ 4.5 D,

*Based on typical coefficients.

fThe ratio (t - tg)(t - t') assumed at 0.85 for outdoor tanks. °C = per square meter-second-kelvins, multiply by 5.6783.

(°F - 32)/1.8; to convert British thermal units per hour-square foot-degrees Fahrenheit to joules

*Based on typical coefficients.

fThe ratio (t - tg)(t - t') assumed at 0.85 for outdoor tanks. °C = per square meter-second-kelvins, multiply by 5.6783.

(°F - 32)/1.8; to convert British thermal units per hour-square foot-degrees Fahrenheit to joules located, will serve the same purpose but may require more remelt time before pumping can be started.

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