Gemü 8253 Original Einbau- Und Montageanleitung Seite 25

10.2 Electrical connection
Important:
For AC versions a plug with
integrated bridge rectifi er must be
used.
DANGER
Danger from electric shock!
® There is a danger of injury or
death (if operating voltage
is higher than safe extra low
voltage)!
Electrical connection only to
G
be carried out by an electrical
expert.
Disconnect the cable from the
G
power supply before making
the electrical connection.
Inserting the cable
Inserting the cable
Remove the cable gland 1 and fi xing
G
screw 5.
Insert the cable through the cable
G
gland 1, washer 2, rubber sleeve 3 and
the plug housing 4.
Connect the cable.
G
Connecting the cable
2
Connection to the terminal block
Item Connection
1 Supply voltage
2 Supply voltage
Protective earth conductor
Connect the cable to the relevant
G
terminals on the terminal block.
Push the terminal block into the housing
G
of the plug until it audibly clicks in
position.
Tighten the locking screw on the plug.
G
Mounting the plug
Push the rubber sleeve 3 and washer 2
G
into the plug housing 4.
Tighten the cable gland 1.
G
Push the plug onto the mount.
G
Fix the plug with the fi xing screw 5.
G
® Now the plug is mounted.
11 Commissioning
Danger from foreign matter!
If the plant is new and after repairs,
G
wash out the piping system with the
valves fully open.
Make sure that the unit is installed
G
properly.
Test the function of the solenoid valve.
G
Check the tightness of the media
G
connections and the solenoid valve itself.
Fill the solenoid valve slowly with
G
medium.
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CAUTION
8253