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1. Symbols and safety

Dangers of non-compliance with safety regulations

PSQx03 actuators are built to state-of-the-art technology and are safe to operate. Despite this, the actuators may be

hazardous if operated by personnel that has not been sufficiently trained or at least instructed, and if the actuators

are handled improperly, or not used as per specification.

This may

 cause danger to life and limb of the user or a third party,

 damage the actuator and other property belonging to the owner,

 reduce safety and function of the actuator.

To prevent such problems, please ensure that these operating instructions and the chapter on "1. Symbols and

safety" in particular have been read and understood by all personnel involved in the installation, commissioning,

operation, maintenance and repair of the actuators.

Basic safety notes

 The actuators may only be operated by skilled and authorized operating personnel.

 Make sure to follow all security advices mentioned in this manual, any national rules for accident prevention, as

well as the owner´s instructions for work, operation and safety.

 The isolating procedures specified in these operating instructions must be followed for all work pertaining to the

installation, commissioning, operation, change of operating conditions and modes, maintenance, inspection,

repair and installation of accessories.

 Before opening the actuator cover, ensure that mains supply is isolated and prevented from unintended re-

connection.

 Areas that can be under voltage have to be isolated before working on them.

 Ensure that the actuators are always operated in faultless condition. Any damage or faults, and changes in the

operational characteristics that may affect safety, must be reported at once.

Danger signs

The following warning symbols are used in this manual:

Caution! There is a general risk of damage to health and/or properties.

Danger! Electrical voltages may be present that are dangerous to life!

There is a risk of damage to health and/or properties with danger to lives.

PS Automation PSQ703 User Manual

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