Communication, Electrical installation – Lenze ELCAFHIxxx4E34NNER Highline Benutzerhandbuch
Seite 76
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Electrical installation
Communication
l
76
EDKLCFH1134−EER DE/EN 1.0
4.7
Communication
(
Stop!
High compensation currents
High compensating currents can flow via the safety bus cable shield.
Possible consequences:
Property damage or operational malfunction
Protective measures:
Avoid compensation currents via the safety bus cable shield:
ƒ
Connect all safety bus stations with a 16 mm
2
cable via the PE bolts.
ƒ
Lay this cable in parallel to the bus cable.
ƒ
Use copper braid cable to establish a conductive connection between the PE
bolts and the mounting surface.
lcu94FU_001g
PE
Earthing bolt for compliance with EMC conditions, prevents the flow of compensation
currents via the safety bus cable shield
0
16 mm
2
equalizing conductor
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