Safety engineering – Lenze 8400 protec Manual User Manual
Page 102
Electrical installation − HighLine/StateLine version
Safety engineering
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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.
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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.