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Performace Data: Heat Only Unit Back To Performance Data Main >
 
Heat Only Unit
Average Water Temp (F°) All Capacities in MBH
W201 W301 W401 W501 W601 W801
110 6.5 10.0 11.2 13.5 15.8 20.5
120 8.2 12.5 14.0 16.5 19.8 25.5
130 9.7 15.0 16.8 19.5 23.5 30.5
140 11.5 17.5 19.2 23.0 27.2 35.5

Notes:
1)  Recommended Design Water Temperature Range is between 80°F and 140°F.
2)  If entering water temperature exceeds 140°F, remote mount thermostats are recommended.
3)  For optimum comfort, an indoor/outdoor reset schedule of hot water temperature is recommended.
4)  Calculated GPM per riser is based on a 20°F temperature drop.
5)  Water velocity in riser should be between 3 and 8 feet per second.


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