Commissioning - Wilo RAIN3 Notice De Montage Et De Mise En Service

en
22 23 20
19 21 18
F1
X1 X4
8

Commissioning

42
Commissioning
18
19
20
21
22
23
x1
X3
X2
x2
x3
CAUTION
Hazards due to malfunctions!
Before the complete commissioning of the installation, the pump must be filled and
vented, otherwise the mechanical seals could be damaged (dry running).
External alarm (potential-free contact)
Overflow sensor rainwater storage tank
Rainwater level sensor
Power supply
Three-way valve
Pressure sensor
Overflow sensor break-tank
Rainwater storage tank pump
Main pump
1 L
2 PE
3 N
4 L
5 PE
6 N
7 L
8 PE
9 N
10 N
11 L (NO)
12 L (NC)
1 11 COM
2 14 NO
3 12 NC
1 S: PS
2 +24V
3 S: LS
4 +24V
5 S: BT
6 +24V
7 +24V
8 BS:C
Power supply
Power supply
Power supply
Main pump
Main pump
Main pump
Cistern pump
Cistern pump
Cistern pump
3-ways valve
3-ways valve
3-ways valve
External alarm (dry
contact)
External alarm (dry
contact)
External alarm (dry
contact)
Pressure sensor
Pressure sensor
Level sensor
Level sensor
Overflow sensor
buffer tank
Overflow sensor
buffer tank
Overflow sensor
cistern
Overflow sensor
cistern
WILO SE 2020-02