Siemens SINUMERIK 828D Manual page 10

Safety notes
1.4 RI suppression measures
● If signal lines cannot be routed a sufficient distance away from other cables, they must be
● The clearance (interference injection area) between the following lines must be kept to a
10
installed in grounded cable ducts (metal).
minimum:
– Signal line and electrical circuit signal line (twisted)
– Signal line and associated equipotential bonding conductor
– Equipotential bonding conductor and protective conductor (routed together)
Note
For more information about interference suppression measures and connection of
shielded cables, see
References
/EMC/EMC Installation Guide
PP 72/48D 2/2A PN I/O module
Manual, 03/2010