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10
x
Technical data
10.2.2 Characteristic curves for pumps
P
Residual pumping height of internal heat circulation pump
R
m
Flow rate of heating system
H
Fig. 10-6 Residual feed height of internal heating circulation pump
ROTEX HPSU compact 304/308/508 with heating support
heat exchanger
P
Residual pumping height of internal heat circulation pump
R
m
Flow rate of heating system
H
Fig. 10-7 Residual feed height of internal heating circulation pump
ROTEX HPSU compact 516 with heating support heat ex-
changer
10.3 Tightening torque
Component
Temperature sensor
Hydraulic line connections (Water)
Gas line connections
(refrigerant)
Liquid line connections
(Coolant)
Liquid line connections
(Coolant)
Backup heater
Tab. 10-4 Tightening torque
80
Thread
Tightening
size
torque
all
max. 10 Nm
1"
25 to 30 Nm
5/8"
63 to 75 Nm
1/4"
15 to 17 Nm
3/8"
33 to 40 Nm
1.5"
max. 10 Nm
(hand-tight)
FA ROTEX HPSU compact (V5) •
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