Viessmann Vitocrossal 300 CA3 2.5 Installation And Service Instructions Manual page 219

Vitocrossal 300 CA3 Series 2.5 to 6.0 Installation/Service
Technical Data
Boiler Model
Boiler Water Content
Heat Exchanger Surface
Maximum Operating Temperature
Maximum Adjustable High Limit
Maximum Operating Pressure
Boiler Connections
Boiler supply and return
(BS), (BR) (ANSI flanges)
Safety supply
Boiler drain
Condensate drain (barbed fitting)
Gas connection
Vent Pipe
Internal diameter
Combustion Air
Internal diameter
(for direct vent sealed combustion
using the combustion air intake kit
optional accessory)
Flue Gas Values
Temperature (at a return
temperature of 86°F (30°C)
at rated input
at partial load
Temperature (at a return
temperature of 140°F (60°C)
at rated input
Mass flow rate (of flue gas)
at rated input
at partial load
Max. Condensate Flow Rate
for NG and LPG
Pressure
at boiler flue outlet
at rated input
Standby Loss
At boiler water temperature
158°F (70°C) [room
temperature 68°F (20°C)]
(continued)
CA3 2.5
USG 108
(L) (410)
ft. 2 142.7
(m 2) (13.3)
°F 210
(°C) (99)
°F 203
(°C) (95)
psig 160
(bar) (11)
in. 4
(mm) (100)
in. 2
in.
2@1b
in.
c
in.
2b
in. 10
(mm) (254)
in. 10
(mm) (254)
°F 113
(°C) (45)
°F 91
(°C) (33)
°F 167
(°C) (75)
lbs/h 2216
(kg/h) (1007)
lbs/h 267
(kg/h) (121)
USG/h 24
(L/h) (91)
pa 100
(max.)
"w.c. 0.4
(max.)
BTU/h 6227
(W) (1825)
% 0.25
3.0 3.5
108 151
(410) (570)
142.7 170.2
(13.3) (15.8)
210 210
(99) (99)
203 203
(95) (95)
160 160
(11) (11)
4 4
(100) (100)
2 2
2@1b 2@1b
c c
2b 2b
10 12
(254) (306.8)
10 12
(254) (306.8)
113 117
(45) (47)
91 91
(33) (33)
167 162
(75) (72)
2216 3109
(1007) (1410)
320 320
(145) (145)
29 34
(109) (129)
100 100
0.4 0.4
7469 8750
(2197) (2564)
0.25 0.25
Specifications
4.0 5.0
143 227
(540) (860)
192.5 244.1
(17.9) (22.7)
210 210
(99) (99)
203 203
(95) (95)
160 160
(11) (11)
4 4
(100) (100)
2 2
2@1b 3@1b
c c
3
2b
12 16
(306.8) (408.4)
12 16
(306.8) (408.4)
117 122
(47) (50)
91 91
(33) (33)
162 167
(72) (75)
3549 4442
(1610) (2015)
425.5 320
(193) (145)
38 48
(144) (182)
100 100
0.4 0.4
10000 12500
(2931) (3663)
0.25 0.25
6.0
218
(825)
288.8
(26.8)
210
(99)
203
(95)
160
(11)
6
(150)
2
3@1b
c
3
16
(408.4)
16
(408.4)
122
(50)
91
(33)
167
(75)
5324
(2415)
425.5
(193)
58
(220)
100
0.4
15000
(4396)
0.25
219