WebEML User Manual Safety awareness
55
Figure 10 EMC norms
1. EMC general norms - installation
− All connections (towards the external source of the equipment) made with
shielded cables use only cables and connectors suggested in this manual
or in the relevant Plant Documentation, or those specified in the Customer's
“Installation Norms” (or similar documents)
− Shielded cables must be suitably terminated
− Install filters outside the equipment as required
− Ground connect the equipment utilizing a conductor with correct diameter
and impedance
− Mount shields (if utilized), previously positioned during the installation
phase, but not before having cleaned and degrease it.
− Before you insert the shielded unit proceed to clean and degrease all
peripheral surfaces (such as contact springs and connection points).
− Screw fasten the units to the subrack.
− To correctly install EMC compatible equipment follow the instructions given.
2. EMC general norms - turn-on, tests & operation
− Preset the electrical units as required to guarantee EMC compatibility
− Check that the equipment is operating with all the shields correctly
positioned (such as dummy covers and ESD connector protections).
− To correctly use EMC compatible equipment, follow the provided
information.
3. EMC general norms - maintenance
− Before you insert the shielded unit, which replaces the faulty or modified
unit, clean and degrease all peripheral surfaces (such as contact springs
and connection points).
− Clean the dummy covers of the spare units.
− Screw fasten the units to the subrack.
1.4.1 Cables:
The following safety requirements apply to the cable connections for intra-building
ports:
Release 7.0.0 3DB 19286 ACAA Issue 01
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