SC Heating Practice Questions - South Carolina Heating Contractor Examination Exam

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One square foot of equivalent direct radiation (EDR) is defined as the surface that emits which output at standard rating conditions?

100 Btu/h for steam and 50 Btu/h for water 240 Btu/h for low-pressure steam and 150 Btu/h for hot water 1,000 Btu/h for any fluid 33,475 Btu/h, equal to one boiler horsepower

Correct Answer:

240 Btu/h for low-pressure steam and 150 Btu/h for hot water

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