
51
R2K 55 - RAD - ING - Inst.Manual - 2002.1_CSA
2. FIRST START-UP
SUPPOR
T CENTER
2.1.6. COMBUSTION BLOWER FREQUENCY/HEAT CAPACITY DIAGRAM
GAS TYPE
MINIMUM
HEATING
FREQUENCY
MAXIMUM
HEATING
FREQUENCY
MINIMUM
FREQUENCY IN
DOMESTIC HOT
WATER LINE
MAXIMUM
FREQUENCY IN
DOMESTIC HOT
WATER LINE
Natural
Gas
Hz
45
255
45
255
Propane
Hz
45
251
45
251
Note: The frequency would change based on vent length. See section ‘1.1.21 TABLE 1: ALLOWABLE
VENT LENGTHS’ for change on frequency with feference to vent lengths.
(kW)
(Hz)
(btu/h)
Natural Gas
Propane
5
10
15
20
25
30
35
40
45
50
55
60
35 45 55 65 75 85 95 105 115 125 135 145 155 165 175 185 195 205 215 225 235 245 255
17060
34121
51182
68242
85303
102364
119424
136485
153546
170607
187667
204728
FIRST START-UP
fig. 33