Viessmann VITOROND 200 Technical Data Manual page 5

Technical data
Boiler model
Max. allow. operating
*3
pressure
Boiler connections
Boiler supply and return
*4
Safety supply
*4
Safety return
Drain valve
Heating surface area
Flue gas side
Water side
*5
Flue gas
*6
– Temperature (gross)
– Flue gas mass flow rate
With minimum heating input
and a 2-stage burner
(operation of stage 1)
– Temperature
– Flue gas mass flow rate at
minimum input rate
Boiler standby loss based on
max. heating input and hot
water supply and return
temperatures of 167 / 140°F
75 / 60 °C
*7
Vent pipe collar outer ∅
Flue gas resistance
- at upper end of rated input
*1
Inch dimensions are rounded to the nearest ¼".
*2
The maximum supply operating temperature (= max. adjustable high limit) lies approx. 27°F / 15°C below the fixed high limit setting.
*3
May be less in some Canadian provinces.
*4
Connections for boiler connection kit (standard equipment).
*5
Combustion results are based on 13.0% CO
a system supply temperature of 167 °F / 75 °C, and a system return temperature of 140 °F / 60 °C.
*6
Measured flue gas temperature with a combustion air temperature of 68 °F / 20 °C and a boiler water temperature of 176 °F / 80 °C.
*7
Vent pipe collar diameter does not automatically indicate vent/chimney size. See page 13 for details.
The combustion burner head material must be suitable for temperatures of at least 932 °F / 500 °C.
"
For information regarding other Viessmann System Technology componentry, please reference documentation of respective product.
"
VITOROND 200, VD2
125
VD2-
psig 75
inches 2½
inches 1½
inches 1½
inches ¾
2
ft. 40
2
m 3.7
2
ft. 32
2
m 3.0
°F 374
°C 190
lbs/h 470
kg/h 213
°F
266
°C
130
lbs/h
282
kg/h
128
% 0.30
in 8
mm 200
"w.c. 0.20
mbar 0.5
with fuel oil #2 and 10% CO
2
160 195
75 75
2½ 2½
1½ 1½
1½ 1½
¾ ¾
49.5 60
4.6 5.6
37.5 43
3.5 4.0
374 374
190 190
602 732
273 332
266 266
130 130
362 439
164 199
0.27 0.24
8 8
200 200
0.35 0.51
0.9 1.3
with natural gas, as well as
2
Technical Data
230 270
75 75
2½ 2½
1½ 1½
1½ 1½
¾ ¾
70 79.5
6.5 7.4
49.5 55
4.6 5.1
374 374
190 190
864 1014
390 457
266 266
130 130
516 604
234 274
0.20 0.18
8 8
200 200
0.67 0.75
1.7 1.9
5