Authorized personnel
• The installation and first start of operation may only be conducted
by specially trained experts.
• Work on the electric system may only be performed by trained
electricians.
Electric shock and moving parts hazards
Serious injury or death can be caused by touching live electrical
components and by unexpected movement of the actuator.
Be sure the system’s power supply is off and actuator is
locked out before installing.
WARNING
Danger if restarted without authorization
When correcting faults there is danger of the energy supply
being switched on without authorization. This poses a lifethreat-
ening hazard for persons in the danger zone.
Therefore:
• Prior to starting work switch off the system and safeguard it
from being lockout.
WARNING
Risk of injury and material damage due to incorrect
installation of the optional devices
Therefore:
• Optional devices, in particular components that are part of a
retrofitting, may only be installed in accordance with the
respective instructions (circuit diagram).
• The electromagnetic compatibility must be tested for the
routing and appropriate measures must be carried out if
necessary.
WARNING
6 Installation and first operation
Safeguarding against restart
Electrical equipment
Optional devices
38
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