Nice HK7024

ENGLISH – 13
ELECTRICAL CONNECTIONS
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4 ELECTRICAL CONNECTIONS
4.1 PRELIMINARY CHECKS
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All electrical connections must be made with the
system disconnected from the mains electricity and
with the back-up battery (if present) disconnected.
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The connection operations must only be carried out
by qualied personnel.
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Mount a device on the electric power line that
completely disconnects the automation from the
grid.
– The disconnection device must have contacts with a
sufcient gap to ensure complete disconnection, under
the Category III overvoltage conditions, in accordance
with the installation instructions.
To make the electrical connections:
1. open the gearmotor’s cover (A)
A
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2. lift the control unit (B) of the gearmotor
B
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3. pass the power cable and the other electrical cables
through the hole on the lower part of the gearmotor
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4. rst connect the motor’s power cable with control units
HK7024 and HK7024HS: loosen the cable clamp (C)
C
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