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Installation and operating instructions Wilo-Rexa MINI3
17
3. Connect the discharge pipe to the pressure pipe (e.g. us-
ing a flexible hose section).
4. Secure the connection cable to the pressure pipe and
route it to the socket/power supply.
▶ Pump is installed.
5.2.2
Portable wet well installation
The pump can be installed at any location on the application
site when carrying out portable wet well installation. Observe
and adhere to the following points:
ƒ
Secure the pump against falling over and moving (creep-
ing) during use.
ƒ
Secure the pressure hose to the hose connection.
‡
Site is prepared
‡
Pressure hose to be used: Min. inside diameter 1½"
‡
Hose clip to be used: 40 − 60 mm inside diameter
(1.6 − 2.4 in)
‡
Hose connection to be used: G 1½" (with male thread)
1. Attach the hose connection.
Twist the hose connection into the pressure port as far
as it will go.
2. Slide the hose clip over the pressure hose.
3. Slide the pressure hose onto the hose connection at the
pressure port.
4. Secure the pressure hose to the hose connection using
the hose clip.
5. Position the pump at the installation site.
CAUTION! Use a hard surface or underlay at the in-
stallation site to prevent sinking on soft substrate.
6. Lay the pressure hose and fasten it in the appropriate
place (e.g. drainage).
CAUTION! If the pump is placed in
a full chamber, hold the pump at a slight angle when
immersing. This causes the air to escape from the
pump!
7. Route the connection cable to the socket/power supply.
▶ Pump is installed.
5.3
Electrical connection
ƒ
Mains connection with correctly installed protective earth
conductor.
ƒ
Residual-current device (RCD) is installed with 30 mA.
ƒ
Mains connection fuse protection: max. 16 A.
ƒ
Voltage (U) and frequency (f) data on the rating plate cor-
respond to the data of the mains connection.
Do
not
connect the pump if:
ƒ
The connection cable is damaged
Have the connection cable replaced by a qualified electri-
cian or the customer service.
ƒ
A standalone inverter is in use
