Grundfos SCALA1 System Instructions Manual page 11

6
SIDE "I"
1=
NC
2=
NA
SIDE "II"
GND
BLACK
BLUE
5
Electrical diagram
Pos. Description
1 Relay
2 Power input
3 Three-way valve
4 Terminal
5 Float switch
6 Water source control switch
1
PWR
4
NC C NA
GND
LIVE
NEUTRAL
WHITE
GREY
BROWN
PINK
GREEN
YELLOW
GRAY/CLOSE A
BROWN/OPEN A
WHITE/NEUTRAL
MOTOR
2
3
A
B
NC
PINK
GREEN
C
NA
YELLOW
AUXILIARY
MICROSWITCH
11