Establishing noise zones (dc common bus) – Rockwell Automation 2093-xxxx Kinetix 2000 Multi-axis Servo Drive User Manual User Manual

Page 32

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Publication 2093-UM001A-EN-P — March 2007

32

Planning the Kinetix 2000 Drive System Installation

Observe the following guidelines when a LIM (2094-ALxxS, or
2094-XL75S-Cx) is used in a dc common bus configuration and the follower
IAM is mounted below the leader IAM:

• The very dirty zone (VD) is from the filter output to the Leader IAM,

and the entire length of the dc common bus cable. Shielded cable is
required on the EMC filter (load side) and the braided shield attached to
the clamp provided.

• Keep the dc common bus cable (very dirty) segregated from all other

cables (not in a wireway).

• The clean zone (C) is to the right and below the Kinetix 2000 system

(grey wireway).

• The dirty zone (D) is to the left of the Kinetix 2000 system, and above

and below the LIM (black wireway).

• The SERCOS fiber-optic cables are immune to electrical noise.

Establishing Noise Zones (dc common bus)

Line Interface Module

Line Filter

Vac Line, AUX Vac Output, 24V

V ac Load

V ac Line

170...264V ac

Single-phase

Auxiliary Power

Fiber-optic cables

No sensitive

equipment within

150 mm (6.0 in.)

I/O and

Feedback Cables

Motor Power Cables

I/O and

Feedback Cables

Motor Power Cables

Route 24V dc I/O
shielded cable

Route encoder/analog/registration

shielded cable

Kinetix 2000
System
(leader IAM)

170...264V ac
Single-phase
Auxiliary Power

170...264V ac

Three-phase

Main Power

Fiber-optic cables

No sensitive

equipment within

150 mm (6.0 in.)

Kinetix 2000
System
(follower IAM)

Dirty Wireway

Clean Wireway

(2)

(2)

(3)

(3)

Common Bus

Segregated

(not in wireway)

(1)

(1)

(1)

(1)

C

C

C

C

D

D

D

D

D

D

D

D

VD

VD

VD

VD

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