10 EB 8331-4 EN
Safety instructions and measures
1.3 Notes on possible property damage
NOTICE
!
Risk of damage to the electric actuator due to the power supply exceeding the
permissible tolerances.
The Type3374 Electric Actuator is designed for use according to regulations for
low-voltage installations.
Î Observe the permissible tolerances of the power supply.
Risk of actuator damage due to excessively high tightening torques.
Observe the specied torques on tightening the mounting parts of Type3374 Electric
Actuators. Excessively tightened torques lead to parts wearing out quicker.
Î Observe the specied tightening torques.
Risk of damage to the electric actuator due to incorrect operation of the manual
override.
The actuator stem of the electric actuator can be adjusted manually.
Î Do not operate the manual override while the actuator is running and only when the
power supply is disconnected.
Risk of actuator damage due to incorrect wiring of the binary inputs.
Î Always wire the binary inputs free of voltage.