...Heat Pumps 240-74. Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shall be sized to provide by compression...the calculated annual heating requirement for the mobile home being served. A control shall be provided and set to prevent operation of supplemental...

...Heat Pumps 240-74. Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shall be sized to provide by compression...the calculated annual heating requirement for the mobile home being served. A control shall be provided and set to prevent operation of supplemental...

...Heat Pump Equipment. Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shall be sized to provide by compression...least 60 percent of the calculated annual heating requirements for the manufactured home being served. A control shall be provided and set to prevent...

...Heat Pump Equipment. Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shall be sized to provide by compression...least 60 percent of the calculated annual heating requirements for the manufactured home being served. A control shall be provided and set to prevent...

...Heat Pumps 240-74. Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shall be sized to provide by compression...the calculated annual heating requirement for the manufactured home being served. A control shall be provided and set to prevent operation of supplemental...

...Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shaU be sized to provide by compression at least 60 percent...the calculated annual heating requirement for the manufactured home being served. A control shall be provided and set to prevent operation of supplemental...

...automatically-controlled heat outlets or fixtures in all the spaces in a zone. The rationale for not recomnending a differential reduction of heat loss even greater...70 Design Temperature, °F SPF > 35 > 2.25 20 to 35 > 2,.0 0 to 20 > 1.5 -20 to 0 > 1.25 SPF = X Y+Z X = heat delivered to space during heating season,...

...compression heat pumps with supplemental electrical resistance heat shall be sized to provide by cojnpression at least 60 percent of the calculated annual heating requirement for the manufactured home being served. A control shall be provided and set to prevent operation of supplemental...

...Heat Pump Equipment. Electric motor-driven vapor compression heat pumps with supplemental electrical resistance heat shall be sized to provide by compression...least 60 percent of the calculated annual heating requirements for the manufactured home being served. A control shall be provided and set to prevent...