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8. Pump groups DN40 / DN50 / DN65
Technische Daten Pumpengruppen FL-MK
DN
top connection
bottom connection
Pump
Axis-Centre distance
Components made from
Dimensions
Sealant materials
Temperature display
Operating temperature
Operating pressure
k
– value
VS
Summary of power output / flow rates FL-UK / FL-MK
v = 0.5 m/s
Nominal
Group
width
V in m³/h
1 1/2"
DN40
2.5
2"
DN50
4.0
2 1/2"
DN65
6.7
v
Flow velocity
V
Volume flow
Q
Power
ATTENTION: The flow rate is determined by the respective pump that is used!
54
40
ø 48.3
ø 48.3
as per list
250 mm
steel, brass, EPS insulation
approx. h 920 x w 500 x d 280 mm (without pump)
EPDM
0 to 120 °C
up to 110 °C
PN 10
14
v = 1.0 m/s
Q in kW
V in m³/h
ΔT = 10 K
ΔT = 20 K
28
57
4.9
46
92
7.9
77
155
13.4
T
Temperature spread - supply and return
UK
Direct heating circuit
MK
Mixed heating circuit
50
ø 60.3
ø 60.3
20
v = 1.5 m/s
Q in kW
V in m³/h
ΔT = 10 K
ΔT = 20 K
57
114
7.4
92
184
11.9
155
311
20.0
65
ø 76.1
ø 76.1
approx. h 1000 x w 500 x d 280 mm (without pump)
25.5
Q in kW
ΔT = 10 K
ΔT = 20 K
84
169
136
271
228
456
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