Wilo 2551468, Installation And Operating Instructions Manual

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en Application
22 WILO SE 2020-02
4 Application
The Wilo-RAIN1 rainwater utilisation system delivers rainwater to the points of con-
sumption from the rainwater storage tank (e.g. underground rainwater storage tank). In
case of shortage the unit switches the supply to a break-tank that is connected to the
city main water. The unit complies with the EN1717 standard.
The main applications are the following:
Applications
Restroom (toilet flush water)
Washing machines
Garden watering and irrigation
Please check that the application complies with local regulations.
DANGER
Rain water is not potable
The water which flows through the product is considered undrinkable whatever its
source- may be. The sticker “Not drinking water” must be placed on the product, in
a visible place.
Direct connections between the city main water and the rainwater networks are not
allowed!
WARNING
Risk of explosion
Do not use this pump to circulate/pump flammable liquids or explosives.
5 Product information
5.1 Type key
Example: Wilo-RAIN 1-25 EM
Wilo
Brand name
RAIN
Rainwater utilisation system
1
Product level (1 for starter level, 3 for
premium level)
2
Rated volume flow Q in m³/h
5
Number of impellers
EM
Single phase
5.2 Technical data
General characteristics Wilo-RAIN1
Supply voltage
1 ~ 230 V
Frequency
50 Hz
Power supply cable
1.5 m length
Power supply consumption
See rating plate
Rated current
See rating plate
Protection class
IPX4
Max. volume flow
See rating plate
Max. delivery head
See rating plate
Max. operating pressure
8 bar
Permitted pressure on suction side
Max. -0.8 to 1.2 bar
Triggering pressure
1.5 bar
ambient temperature
+ 5 °C up to + 40 °C
Contact relay alarm
yes
Suction head geometric height
Max. 8m