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PUMP CURVE
p
H
[kPa]
[m]
80
8
60
6
40
4
20
2
0
0
0.0
0.0
P1
[W]
100
80
60
40
20
0
0.0
Curves are referred to a water density of 983.2 Kg/m 3 , a temperature of +20°C, and a kinematic
viscosity of 0.474 mm 2 /s (0.474 cSt).
CHECKS DURING AND AFTER INITIAL START-UP
Once the system has been started up, perform the
following checks.
− Make sure that the pump is free and rotates in
the right direction.
− The interruption and the consecutive ignition of
the burner, acting on the boiler thermostat, with
the heating system that does not require heat
(not working)
− The stop of the combination "boiler - storage
tank" (if applied) placing the main switch on
"off".
0.4
0.8
1.2
1.6
2.0
0.2
0.4
0.6
0.4
0.8
1.2
1.6
2.0
2.4
2.8
3.2
3.6
4.0
0.8
1.0
2.4
2.8
3.2
3.6
4.0
5
5
4.4
Q [m³/h]
1.2
Q [l/s]
4.4
Q [m³/h]
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