Installation / Operation Instruction Manual

8
Specifications continued-
Table 2: Single-wall Exchanger Solar Water Heater Capacities
MODEL
Tank
Capacity
(Gal)
Coil
Volume
(Gal)
Coil Heat
Transfer Area
(Sq Ft)
Approximat
e
Dry Weight
(Lbs)
Approximate
Wet Weight
(Lbs)
60-Gal. 60 2.5 14.2 212 697
75-Gal. 75 2.5 14.2 236 832
115-Gal. 115 2.5 14.2 340 1248
Table 3: Double-wall Exchanger Solar Water Heater Capacities
MODEL
Tank
Capacity
(Gal)
Coil
Volume
(Gal)
Coil Heat
Transfer Area
(Sq Ft)
Approximat
e
Dry Weight
(Lbs)
Approximate
Wet Weight
(Lbs)
60-Gal. 60 2.5 14.2 217 702
75-Gal. 75 2.5 14.2 241 837
115-Gal. 115 2.5 14.2 345 1253
Table 4: Electric Backup Water Heater Ratings with ASSE Approved Thermostatic Mixing Valve
First Hour Supply (Gallons)
MODEL
Single Element Dual Element
Standby Heat
Loss Rating
(°F/Hr)
60-Gal 46 84 1.1
75-Gal 53 97 0.9
115-Gal 83 124 0.7
Heat Exchanger Flow Specifications
Heat Exchanger Pressure Drop Curve
0.00
1.00
2.00
3.00
4.00
5.00
6.00
7.00
01234567891011121314
Flowrate (GPM)
Total Pressure Drop
(PSID)
0.00
2.00
4.00
6.00
8.00
10.00
12.00
14.00
16.00
Total
Head Loss(Feet)
Single-wall
Double-wall
Figure 2 – Solar Heat Exchanger Pressure Drop Chart