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5.
If the counterflow unit is installed in a pump pit, this must be provided with sufficient ventilation (motor
cooling) and an adequate drain outlet for leakage water (DN 40 minimum).
6.
Prior to performing any repair work on the unit, always disconnect it from the electrical power source
and secure against unauthorised reconnection.
7.
Repair work, irrespective of its nature, may only be performed by qualified technicians and the coun-
terflow unit drained previously.
8.
The operator must ensure that
- the operating manual is always available to operating personnel,
- the instructions contained in the manual are always observed
- the counterflow unit is always taken out of operation immediately in the event of a
normal electrical voltage levels, temperatures, noises, vibration, leakage or other
faults.
3. Description of the unit
•
The counterflow unit meets the requirements of
•
The electric motor and the water-conveying plastic pump are electrically isolated.
•
The electric motor complies with Type of protection
•
The overall unit complies with
The counterflow unit is supplied in three assemblies:
I
Pump kit
II
Assembly kit
III
Installation kit
3.1 Technical data
Unit type
Capacity
Voltage
Frequency
Current
Speed
Conveying capacity
Conveying pressure
Maximum speed 2 m in front
of the nozzle
Maximum water temperature
Expected decibel reading
Weight
*AC alternating current
6
BETRIEBSANLEITUNG / OPERATOR´S MANUAL / NOTICE D´ÚTILISATION
VDE
protection class I
C2
1,9
1,9 kW
∆
400/230 V Y/
50 Hz
4,4 / 7,6 A
2850 Upm
48 cbm/h
1,4 bar
1,2 m/sec.
50 °C
67 + 2 dB (A)
23 kg
Schmalenberger GmbH + Co.
D-72013 Tübingen - Germany
regulations.
IP 55
.
C2
1,9 AC*
1,9 kW
230 V / ~
50 Hz
11,8 A
2890 Upm
48 cbm/h
1,4 bar
1,2 m/sec.
50 °C
67 + 2 dB (A)
24 kg
C2
3,0
3,0 kW
∆
400/230 V Y/
50 Hz
5,5 / 11,5 A
2810 Upm
60 cbm/h
1,9 bar
1,6 m/sec.
50 °C
70 + 2 dB (A)
26 kg
C2 - rondo
Version: 27200 - B
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