Operating instrutions
WITA U 25 | U 35 | U 55 | U 75
U 55
U 75
Maximum delivery head
6.0 m
7.5 m
Maximum flow
3.700 l/h
6.700 l/h
Power consumption P1 (W)
39 - 80
122 - 172
Supply voltage
230V 50Hz
Acoustic emission pressure level
< 40 dB(A)
Protective rating
IP 42
Thermal class
TF 110
Operating temperature
0 °C to 40 °C
Fluid temperature
+5 to 110°C
Max. system pressure
10 bar (1 MPa)
Permissible media to be pumped
Water/glycol mixture 1:1
Inlet pressure
Permissible range of application
Caution!
Unpermitted pumping media can destroy the pump and cause personal injury.
Observe the manufacturer's information and safety data sheets!
5.2
Scope of delivery
• Original installation and operating instructions
• Pump
• 2 flat gaskets
24
Note
Characteristic
U 55
H
(m)
5
4
3
2
1
0
0
1
2
3
Qm
3
/h
Characteristic
U 75
H
(m)
7
6
5
4
3
2
1
0
0
1
2
3
4
5
6
7
Qm
3
/h
fluid
Minimum inlet pressure
temperature
< 75 °C
0.05 bar 0.005 MPa 0.5 m
75 °C - 90 °C
0.3 bar
0.03 MPa
3.0 m
90 °C - 110 °C
1.1 bar
0.11 MPa
11.0 m
Temperature range
Permissible fluid
at maximum
temperature
ambient temperature
25 °C
5 °C to 110 °C
40 °C
5 °C to 95 °C
Summary of Contents for U 25
Page 30: ...Notizen Notes 30...
Page 31: ...Notizen Notes 31...
