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Installation english – Siemens G85139 User Manual

Page 5

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2. INSTALLATION

English

© Siemens plc 1997

G85139-H1750-U049-B

5

26/09/97

When cable glands cannot be
used, terminate screen to metal
panel by removing cable sheath.

MAINS POWER

CABLE

MOTOR

CABLE *

CONTROL

CABLE

SCREENED

CABLE

SCREENED

CABLE

* Note:

Screen must be terminated
at the motor.

When attempting to meet specific EMC limits by using a filter,
the following points must be observed:

(1)

All cables to and from the inverter (including control
cables) must be screened using suitable glands.

(2)

The control cable must be kept separate from the motor
and mains cables.

EARTH STUD

FILTER UNIT

Note: There must be a good

conductive bond between filter and

metal panel.

Connect to Mains and

PE terminals on Inverter

EARTH STUD

(under)

Figure 1: Example of an RFI Suppression Filter Installation