Using Matrix Radiant Burners - Viessmann VITOCROSSAL 200 Type CM2 Technical Manual

Design information
Calculating the max. pipe lengths and pipe diameters of the PPs flue system when using
MatriX radiant burners
Vitocrossal 200 with 87 to 311 kW and Vitocrossal 300 with 87 to
8
314 kW for open flue operation
Rated heating output
range
80 to 87 kW
105 to 115 kW
130 to 142 kW
170 to 187 kW (186 kW)
225 to 248 kW (246 kW)
285 to 314 kW (311 kW)
Assumptions:
■ Length of the connection piece 2 m
■ 3 bends with 87° (including support bends)
■ The diameter of the connection piece is identical to that of the flue
pipe system size
Note
With the Vitocrossal 200 and 300 with MatriX burner, a draught of
70 Pa is available at the flue outlet.
Calculating the max. pipe lengths, pipe diameters and total burner draught in the flue system when using
third party burners
Vitocrossal 300 with 187 to 635 kW
30
25
20
15
1
10
5
0
100 120
Required total draught in Pa for the burner selection
(boiler and flue pipe)
System size DN 150
1 Measured from the height of the flue outlet on the boiler to the top
edge of the flue system.
Measured from the height of the flue outlet on the boiler to the top edge of the flue system
*6
VIESMANN
32
(cont.)
System size
Max. flue height
DN 100
DN 125
DN 125
DN 150
DN 125
DN 150
DN 150
DN 150
DN 200
DN 200
60
50
40
60
30
50
140 160 180 200
Vitocrossal 300 with 400 to 630 kW and Vitocrossal 300 with 408
to 635 kW for open flue operation
*6 Rated heating output
range
16 m 370 to 408 kW (400 kW)
30 m 370 to 408 kW (400 kW)
20 m 460 to 508 kW (500 kW)
30 m 575 to 635 kW (630 kW)
10 m
Assumptions:
30 m
■ Length of the connection piece 2 m
30 m
■ 3 bends with 87° (including support bends)
10 m
■ The diameter of the connection piece is identical to that of the flue
30 m
pipe system size
30 m
Note
For a Vitocrossal 200 with MatriX cylinder burner, a draught of
70 Pa is available at the flue outlet.
90
80
70
220 240 260 280
System size
Max. flue height
DN 200
DN 250
DN 250
DN 250
Gas condensing boilers
*6
16 m
30 m
30 m
30 m