Viessmann Vitocrossal 300 Service Instructions For Contractors page 34

Specification
Specification
Rated heating output
P : T /T = 50/30 °C
cond F R
P : T /T = 80/60 °C
n F R
Rated heat input
Product ID
Permiss. operating temperature
Permiss. flow temperature
(= safety temperature)
Permiss. operating pressure
Boiler body dimensions
Boiler length
Length incl. burner hood
Width
Width incl. control unit
Height
Foundation
Length
Width
Height
Weight
Boiler body
■
Total weight
Boiler incl. burner, thermal insulation and boiler
■
control unit
Capacity boiler water
Boiler connections
Boiler flow
Boiler return 1
*1
Boiler return 2
*1
Safety connection (safety valve) (male thread)
Drain (male thread)
Condensate drain, flue gas collector/trap
Flue gas connection
*1 When connecting 2 heating circuits, connect the heating circuit with the lowest temperature level to boiler return 1.
34
kW 135 to 400
kW 123 to 370
kW 127 to 381
°C
°C
bar
MPa
mm
mm
mm
mm
mm
mm
mm
mm
kg
kg
litres
PN 6 DN
PN 6 DN
PN 6 DN
R
R
mm
7
mm
7
168 to 500
153 to 460
158 to 474
CE-0085AQ0257
95 95
110 110
5.5 5.5
0.55 0.55
1220 1295
1725 1800
1046 1046
1221 1221
1987 1987
1250 1300
900 900
100 100
600 645
740 795
261 325
100 100
100 100
80 80
1 1
½ ½
1 1
32/20 32/20
250 250
209 to 630
192 to 575
198 to 593
95
110
5.5
0.55
1450
1960
1046
1221
1987
1500
900
100
755
935
406
100
100
80
1
½
1
32/20
250