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9 Electrical connection
Fig. 2: Installing the solenoid valve
1. Clean the piping system before installing the valve.
2. If necessary, mount a strainer in front of the valve inlet.
3. Remove the protection caps from the valve inlet and valve
outlet.
4. Unscrew the solenoid valve according to the flow direction
on the piping, and seal with appropriate sealing material.
5. Use the flat to unscrew.
GEMÜ 8257
9 Electrical connection
Risk of electric shock
▶ Risk of injury or death (if operating
▶ Electric shock can cause severe burns
●
●
●
Inserting the cable
Fig. 3: Inserting the cable
1. Remove the cable gland 1 and fixing screw 5.
2. Guide the cable through the cable gland 1, washer 2, rub-
ber sleeve 3 and then through the plug housing 4.
3. Connect the cable.
Connecting the cable
2
Fig. 4: Connection to the terminal block
Item
1
Supply voltage
2
Supply voltage
10 / 20
DANGER
voltage is higher than safe extra low
voltage).
and fatal injury.
Work on electrical connections only by
qualified trained personnel.
Disconnect the cable from the power
supply before making the electrical
connection.
Connect the protective earth con-
ductor.
1
Connection
www.gemu-group.com
5
4
3
2
1
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