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Maximum operating pressure P
Maximum suction pressure in bar
Temperature range
Fluid temperature in °C
Ambient temperature in °C
Electrical data
Motor protection rating
Insulation class
Frequency
Voltage
Motor efficiency
Other characteristics
Humidity
Altitude
Motor power (kW)
0.55
0.75
0.55
0.75
0.75
5.3
Scope of delivery
5.4
Accessories
6
Description and function
6.1
Description of the product
12
See pump type key on rating plate
max
3
+5 ... +40
-15 ... +40
See rating plate
See rating plate
See rating plate
See rating plate
See rating plate
< 90% without condensation
≤ 1000 m (> 1000 m on request)
Noise level
Frequency (Hz)
50
50
50
50
60
•
High-pressure multistage centrifugal pump
•
Installation and operating instructions for the pump
Please consult Wilo catalogue for the list of accessories.
See Fig. 1
1.
Suction port
2.
Pressure port
3.
Filler screw
4.
Drainage screw
5.
Stage casing
6.
Impeller
7.
Hydraulic shaft
8.
Pump housing
9.
Mechanical seal
10. Terminal box
11. Lantern
12. Condensate plugs
See Fig. 3a
1.
Valve on the suction side
2.
Valve on the discharge side
NOTICE
The suction pressure (P input) + the pressure at zero delivery rate (P zero
delivery rate) must always be lower than the maximum permitted oper-
ating pressure (P max).
P input + P zero delivery rate ≤ P max pump
Refer to the pump rating plate for the maximum operating pressure:
P max.
Phase
dB(A) at 1 m, BEP tolerance
3
3
1
1
1
Installation and operating instructions • Wilo-Medana CH1-LSP • Ed.01/08/2023
0 – 3 dB(A)
54
55
53
53
57
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