4 Mounting
Maschinenfabrik Reinhausen GmbH 2016
32
5163667/00 EN
TRAFOGUARD® ISM®
Using single conductors may limit the effectiveness of the shielding. Con-
nect close-fitting shielding to cover all areas.
Figure 16: Recommended connection of the shielding
1
Connection of the shielding
using a "pigtail"
2
Shielding connection covering
all areas
Wiring requirement in control cabinet
Note the following when wiring the control cabinet:
▪
The control cabinet where the device will be installed must be prepared
in accordance with EMC requirements:
–
Functional division of control cabinet (physical separation)
–
Constant potential equalization (all metal parts are joined)
–
Line routing in accordance with EMC requirements (separation of
lines which cause interference and those susceptible to interfer-
ence)
–
Optimum shielding (metal housing)
–
Overvoltage protection (lightning protection)
–
Collective grounding (main grounding rail)
–
Cable bushings in accordance with EMC requirements
–
Any contactor coils present must be interconnected
▪
The device's connection cables must be laid in close contact with the
grounded metal housing or in metallic cable ducts with a ground con-
nection.
▪
Signal lines and power lines/switching lines must be laid in separate ca-
ble ducts.
4.2.3
Summary of Contents for TRAFOGUARD ISM
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