7
General Information
Specifications
The following table shows the specifcations for the boiler. Additional specifcations about water, gas, electric, and air supplies (venting) appear in
each installation section.
MODEL
VRC-80
VRC-100
VRC-120
VRC-140
Heat Capacity
(Input)
Space Heating
19,900–80,000 BTU/H
19,900–100,000 BTU/H
19,900–120,000 BTU/H
19,900–140,000 BTU/H
Domestic Hot Water
19,900–155,000 BTU/H
19,900–180,000 BTU/H
19,900–199,000 BTU/H
19,900–199,000 BTU/H
Flow Rate (DHW)
45°F (25°C) Temp Rise
6.0GPM(23LPM)
6.9GPM(26LPM)
7.7GPM(29LPM)
7.7GPM(29LPM)
67°F (37°C) Temp Rise
4.0GPM(15LPM)
4.7GPM(18LPM)
5.2GPM(20LPM)
5.2GPM(20LPM)
AFUE
Natural Gas (propane)
95.0%(95.0%)
95.0%(95.0%)
95.0%(95.0%)
95.0%(95.0%)
Dimensions (W x D x H)
18.1“ x 27.6” x 11.6“ (460 mm x 700 mm x 295 mm)
Installation Type
Indoor wall-hung
Venting Type
Forced draft direct vent
Ignition
Electronic ignition
Water Pressure(Hydronic/DHW)
12~30psi/15~150 psi
Supply Pressure
Natural Gas
3.5" – 10.5" WC
Propane
8" – 13" WC
Minimum Flow Rate (DHW)
0.5GPM(2.0LPM)
Temperature
Range
Space Heating
80°F – 180°F(27°C – 82°C)
DHW
86°F – 140°F(30°C – 60°C)
Connection Sizes
CH Supply/Return
1" NPT
Cold water Inlet
3/4" NPT
Hot Water Outlet
3/4" NPT
Gas Inlet
3/4" NPT
Power Supply
Main Supply
120V AC, 60 Hz / use less than 5 AMP
Materials
Primary Heat Exchanger
Stainless steel
Secondary Heat Exchanger
Venting
Exhaust/Intake
2" or 3" PVC, CPVC, Polypropylene
2" or 3" Special gas vent type BH (Class II, A/B/C)
Length
2"
60ft(18.3m)
3"
150ft(45.7m)
Vent Clearances
0" to combustibles
Safety Devices
Flame rod, APS, Over heat preventer, Low water cut off switch
Exhaust temperature high limit sensor, Power surge fuse
Содержание VRC-100
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