20
Table 7.1: Boiler Ratings
✸ As an ENERGY STAR
®
Partner, PB Heat, LLC has determined that these firing rates meet the ENERGY STAR guidelines for energy efficiency.
✝ Top venting only.
✚
Nozzles for these firing rates not provided as standard equipment. Consult factory for price and availability.
✪ This firing rate can only be achieved with a Riello F-3 burner. See Table 5.3.
1 Burner input based on No. 2 fuel oil with a heating value of 140,000 Btu per gallon.
2 Net water ratings based on an allowance of 1.15.
3 Net steam ratings based on an allowance of 1.333.
4 Consult factory before selecting a boiler for installations having unusual piping and pickup requirements, such as intermittent system operation, extensive
piping systems, etc.
5 Heating Capacity and Annual Fuel Utilization Efficiency (AFUE) ratings are based on U.S. Government tests, with 13% CO
2
and –0.02" w.c. draft over fire.
Before purchasing this appliance, read important information about its estimated annual energy consumptions or energy efficiency rating that is available from
your retailer.
6 Chimney Size: 8" x 8" x 15 ft.
BOILER DIMENSIONS & RATINGS
Series WBV/WV™
Boiler
Model
Number
Input
Heating
Capacity
5
,
MBH Net Ratings
4
AFUE,
%
GPH¹ MBH Water Steam
Steam,
sqft
Steam,
MBH³
Water,
MBH² Water Steam
WBV-03 0.60
✚✪
84 75 – – – 65 87.5
✸
–
WBV-03 0.85 119 104 103 321 77 90 86.2
✸
84.8
WBV-03 1.05 147 126 124 388 93 110 85.0
✸
83.6
WBV-04 0.95
✚
133 117 – – – 102 87.0
✸
–
WBV-04 1.25 175 151 151 471 113 131 85.4
✸
85.3
✸
WBV-04 1.50 210 180 179 558 134 156 85.1
✸
84.3
WV-05
✝
1.75 245 212 – – – 184 85.5
✸
–
WV-05
✝
1.95 273 235 – – – 204 85.0
✸
–
Water Content,
gal
Minimum
Stack
Draft
Required,
in. W.C.Water Steam
11.75 – -0.03
11.75 12.00 -0.04
11.75 12.00 -0.05
14.75 – -0.03
14.75 14.87 -0.04
14.75 14.87 -0.05
17.75 – -0.05
17.75 – -0.06
SERIES WBV/WV™ BOILER RATINGS
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