Danfoss DWH 200 User Manual

9
VMBNB72J
Discharge pipe arrangement
B
The tundish must be positioned away from any electrical devices.
D
The tundish must be installed so that it is visible to the occupants.
3
4
5
6
1
2
500mm max
300mm min
The principal installation solution of the discharge pipe assembly.Figure 6.
Position Name
1 Safety device (for example, temperature relief valve)
2 Metal discharge pipe from safety device to tundish
3 Tundish
4 Metal discharge pipe from tundish, with continuous fall
5 Discharge below fixed grating
6 Trapped gully
Sizing of copper discharge pipe (4) for common temperature relief valve outlet sizes
Valve
outlet
size
Minimum
size of
discharge
pipe (2)
Minimum size of
discharge pipe
(4 from tundish)
Maximum resistance allo-
wed, expressed as a length
of straight pipe (that is, no
elbows or bends)
Resistance created
by each elbow or
bend
G1/2 15mm
22mm Up to 9m 0.8m
28mm Up to 18m 1.0m
35mm Up to 27m 1.4m
G3/4 22mm
28mm Up to 9m 1.0m
35mm Up to 18m 1.4m
42mm Up to 27m 1.7m
G1 28mm
35mm Up to 9m 1.4m
42mm Up to 18m 1.7m
54mm Up to 27m 2.3m

Danfoss DWH 200 Specifications

General

Brand	Danfoss
Model	DWH 200
Category	Water Heater
Language	English