Dunkirk DCBF-100 - High Altitude Ratings; High Altitude Chart

63
12 - RATINGS AND CAPACITIES
12.3 High Altitude Ratings
12.4 High Altitude Chart

Altitude
Model
Number
Input, MBH (KW)
Heating
Capacity,
MBH*
AFUE, %
Domestic Hot Water (DHW) Circuit
**
Maximum Minimum
Max Input,
MBH
Min
Input,
MBH
Max
Output,
MBH
Min Output,
MBH
2,000-4,500 ft
(600m-1350m)
DCBF-100 88.8 16.5 81.1 95.0
DCCF-115 88.8 16.5 81.1 95.0 109.7 16.6 100.2 15.3
DCBF-125 113 22 101 95.0
DCCF-150 113 22 101 95.0 137 22 122 19
DCBF-165 147 26.5 137 95.0
DCCF-205 147 26.5 137 95.0 184.5 26.5 157 23
4,501-6,500 ft
(1372 m -1981
m)
DCBF-165 135 24.1 126 95.0
DCCF-205 135 24.1 126 95.0 168 24.1 143 20
6,501-10,000 ft
(1982 m -3048
m)
DCBF-165 113 20.3 105 95.0
DCCF-205 113 20.3 105 95.0 141 20.3 120 17
* Max CH Supply temp 176° F (80° C) for DCBF-125 and DCCF-150
* Max DHW temp 140° F (60° C)
** DCCF-150 Max DHW Flow rate 3.5 gpm (13.2 l/min)
** DCCF
GAS Natural LP
Model
Altitude
0-2,000 ft.
[0-610 m]
2,000- 10,000 ft
[610-3,048 m]
0-2,000 ft.
[0-610 m]
2,000- 10,000 ft
[610-3,048 m]
Parameter
P71
High Fire
Fan Speed
100
Setting
RPM
85
5,350
75
5,250
85
5350
75
5250
115
Setting
RPM
220
7,200
190
6,900
220
7,200
190
6,900
125
Setting
RPM
115
6150
60
5600
65
5650
40
5400
150
Setting
RPM
220
7200
170
6700
170
6700
150
6500
165
Setting
RPM
105
6050
120
6200
205
Setting
RPM
225
7250
220
7200
Parameter
P72
Low Fire
Fan Speed
100
Setting
RPM
50
1,250
70
1450
115
Setting
RPM
55
1,300
55
1,300
125
Setting
RPM
40
1150
25
1000
150
Setting
RPM
40
1150
25
1000
165
Setting
RPM
43
1180
60
1350
45
1200
60
1350
205
Setting
RPM
40
1150
60
1350
45
1200
60
1350
CO Limit < 200 ppm
240013375 REV A, [07/01/2021]