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Appendix<br />
°F<br />
°F<br />
140<br />
130<br />
120<br />
110<br />
100<br />
90<br />
80<br />
70<br />
60<br />
132.5°F<br />
Figure 7: First Hour Rating Test – AirTap A7 Heat Pump Only<br />
50<br />
0.0<br />
0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300<br />
140<br />
130<br />
120<br />
110<br />
100<br />
90<br />
80<br />
70<br />
60<br />
25°F<br />
45.5 Gallons<br />
First Hour Rating:<br />
45.5 Gallons<br />
Minutes<br />
491-09.17.doc A-4<br />
Six Tank Thermocouples (°F)<br />
Average Tank Temperature (°F)<br />
Water Inlet Temperature (°F)<br />
Water Outlet Temperature (°F)<br />
Water Flow Rate (GPM)<br />
Heat Pump Power (kW)<br />
December 22, 2009<br />
Figure 8: First Hour Rating Test – AirTap A7 with Upper Heating Element<br />
133.0°F<br />
25°F<br />
45.0 Gallons 11.8 Gallons<br />
First Hour Rating:<br />
56.8 Gallons<br />
50<br />
0.0<br />
0 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300<br />
Minutes<br />
Six Tank Thermocouples (°F)<br />
Average Tank Temperature (°F)<br />
Water Inlet Temperature (°F)<br />
Water Outlet Temperature (°F)<br />
Water Flow Rate (GPM)<br />
Heat Pump Power (kW)<br />
Resistance Power (kW)<br />
December 22, 2009<br />
4.5<br />
4.0<br />
3.5<br />
3.0<br />
2.5<br />
2.0<br />
1.5<br />
1.0<br />
0.5<br />
4.5<br />
4.0<br />
3.5<br />
3.0<br />
2.5<br />
2.0<br />
1.5<br />
1.0<br />
0.5<br />
GPM / kW<br />
GPM / kW
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