Rating (Input: Natural and L.P. Gas)
Model
|
Input
|
Min Length
|
Max Length
|
SR-40 | 40,000BTU/hr |
10′
|
20′
|
SR-50 | 50,000BTU/hr |
20′
|
20′
|
SR-60 | 60,000BTU/hr |
20′
|
40′
|
SR-75 | 75,000BTU/hr |
20′
|
40′
|
SR-80 | 80,000BTU/hr |
20′
|
40′
|
SR-100 | 100,000BTU/hr |
20′
|
50′
|
SR-125 | 125,000BTU/hr |
30′
|
50′
|
SR-150 | 150,000BTU/hr |
40′
|
60′
|
SR-175 | 175,000BTU/hr |
40′
|
70′
|
SR-200 | 200,000BTU/hr |
50′
|
80′
|
Gas Pressure at Manifold: | |
Natural Gas | 3.5″ W.C. |
L.P. Gas | 10.5″ W.C. |
Gas Connection Size | 0.5″ N.P.T. |
Gas Inlet Pressure: | ||
Gas | Minimum |
Maximum
|
Natural | 4.5″ W.C. |
14.0″ W.C.
|
L.P. | 11.5″ W.C. |
14.0″ W.C.
|
Flue Connection |
4″
|
|
Combustion Air Intake |
(SR-40 to SR-100) 4″
|
|
(SR-125 to SR-200) 6″
|
Electrical Rating:
DSI Ignition
120v, 60 Hz, 1 Amp
1.0 Amp SR-40 to SR-125
2.25 Amp SR-150 to SR-200
Standard Equipment:
Burner control housing is preassembled and pre-wired, unit comes complete with industry standard gas, electrical and venting connections, balanced air rotor, thermal overload protected motor, visual burner inspection sightglass, combustion and air proving safety switch, 3-try spark ignition control, low voltage thermostat connection, 4″ aluminized combustion tube, aluminum standard reflector, 4″ mild steel radiant heat exchanger, tube couplers, joint/hanger pieces, heat economizer baffle.
Optional Equipment:
- Side Reflectors
- Aluminized Steel Tube
- Side Wall Vent Kit
- Stainless Steel
- Elbow kit
- Thermostat
- U-Bend kit