Lenze E82xVxxxKxxxxx User Manual
Page 496
Safety engineering
Safety relay K
SR
l
496
EDS82EV903 EN 3.0
Wiring
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Danger!
Faulty operation in case of earth faults possible
The correct functioning of the safety function is not ensured if an earth fault
occurs.
Possible consequences:
ƒ
A failure of the safety function can lead to death, severe injuries or damage
to material.
Protective measures:
The electrical reference point for the coil of the safety relay K
SR
must be
connected to the PE conductor system (EN 60204−1, paragraph 9.4.3)!
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Danger!
Danger to life through improper installation
Improper installation of the safety engineering systems may cause an
uncontrolled starting action of the drives.
Possible consequences:
ƒ
Death, severe injuries, or damage to material assets during an uncontrolled
starting action of the drives.
Protective measures:
ƒ
Shielded installation of all control cables connected to the FIF module is
essential to reduce interference injection.
ƒ
Apply the shield to a large surface of the EMC sheet.