Modine Manufacturing HD Manual page 5

GAS-FIRED, SEPARATED COMBUSTION, HIGH-EFFICIENCY CONDENSING
Figure 5.1 - U.S. Average Heat Load Hours Map
Table 5.1 - Estimated Annual Fuel Cost Savings Using
the Effinity
j Based on a natural gas rate of $1.10/Therm. Actual realized savings can vary significantly
k Compares 93% efficient against 65% seasonal efficient gravity vented and 78% seasonal
Table 5.2 - Effinity
Comparable Power-Vented Unit Heater j
j Savings are realized by comparing the Effinity
DO NOT LOCATE ANY GAS-FIRED UNIT IN AREAS WITH CHLORINATED,
HALOGENATED, OR ACIDIC VAPORS IN ATMOSPHERE.
Request Catalog 6-170 For Complete Technical Information and Specifications.
Use 3500 for Alaska and Canada.
Condensing Unit Heater
®
Design Heat Load (Btu/Hr):
500
1000
1500
Annual Heat
2000
Load Hours
(refer to Figure 5.1)
2500
3000
3500
based on a number of changing factors including, but not limited to, fuel prices, climate,
building use or construction, etc.
efficient power vented.
PTC260 (260,000 BTU/hr) vs.
®
Uses Less Natural Gas for Fewer CO
Annual
City
Gas Savings
Chicago, IL $914
Las Vegas, NV $325
Minneapolis, MN $903
Nashville, TN
$555
Oklahoma City, OK $656
Philadelphia, PA $916
Portland, OR
$671
power-vented heater. Savings were determined by applying appropriate degree days at
65 degrees indoor design temperature under full year, 24/7 operation to each state's 2012
average price/therm of gas.
6-107.18
Estimated Annual Savings
Against Other Equipment j k
Gravity Vented Power Vented
120,000 280,000 120,000
$306 $713 $136
$611 $1,427 $273
$917 $2,140 $409
$1,223 $2,853 $546
$1,529 $3,567 $682
$1,834 $4,280 $819
$2,140 $4,993 $955
Emissions
2
Equivalent Pounds of
Urban Trees Planted CO
154 trees 13,261
58 trees 4,945
187 trees 16,099
88 trees
96 trees 8,278
118 trees 10,131
109 trees
93® BTU/hr output to a 78% seasonally efficient
280,000
$318
$637
$955
$1,274
$1,592
$1,911
$2,229
Saved
2
7,350
9,328
5