Section 322.40. Indoor temperatures and equipment sizing.

Latest version.

(1) General. The indoor temperatures listed under sub. (2) shall be used to determine the total dwelling heat loss and to select the size of the of the heating equipment.

(2) Indoor design temperatures. Unheated, non-habitable basement areas shall use a heating design temperature of less than 50 ° F. All other areas of a dwelling shall use a heating design temperature of 70 ° F.

(3) Equipment sizing. Heating design loads including ventilation loads for the purpose of sizing systems shall be determined in accordance with the REScheck or REM/RATE software programs or one of the procedures described in Chapter 29 of ASHRAE Handbook of Fundamentals.

CR 08-043 : cr. Register March 2009 No. 639 , eff. 4-1-09.

Note

Residential heat balance, residential load factor, Canadian F280 and ACCA Manuals J and S are among the methods recognized as equipment-sizing protocols under chapter 29. Microsoft Windows NT 6.1.7601 Service Pack 1

                    
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