Lenze 8400 protec, Hardware Manual

Page: 102 / 198

Electrical installation − HighLine/StateLine version
Safety engineering
6
102
EDS84DPS424 EN 5.0
6.8 Safety engineering
Please observe the following safety instructions and application notes to preserve the
certified safety engineering features and to ensure trouble−free and safe operation.
Danger!
Danger to life through improper installation
Improper installation of safety engineering systems can cause an uncontrolled
starting action of the drives.
Possible consequences:
ƒ
Death or severe injuries
Protective measures:
ƒ
Safety engineering systems may only be installed and commissioned by
qualified and skilled personnel.
ƒ
All control components (switches, relays, PLC, ...) and the control cabinet
must comply with the requirements of ISO 138491 and ISO 13849−2. This
includes i.a.:
– Switches, relays with at least IP54 enclosure.
– Control cabinet with at least IP54 enclosure.
– Please refer to ISO 138491 and ISO 13849−2 for all further requirements.
ƒ
Wiring must be shielded.
ƒ
All safety relevant cables outside the control cabinet must be protected, e.g.
by means of a cable duct:
– Ensure that no short circuits can occur.
– For further measures see EN ISO 13849−2.
ƒ
If an external force acts upon the drive axes, additional brakes are required.
Please observe that hanging loads are subject to the force of gravity!
Danger!
Danger to life by improper installation
Improper installation of the safety equipment may cause an uncontrolled start
of the drives.
Possible consequences:
ƒ
Death or severe injury
Protective measures:
Shield the cables between the plugs for the safety equipment and the
connected components (e.g. sensors, devices, ...).
Note!
Please observe during transport, storage and operation:
ƒ
Cover unused connectors for control connections and interfaces with the
plastic covers provided to preserve the certified safety technology features.