Table of Contents
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Installation Requirements
International EMC Protection Cable Requirements
1st Environment 2nd Environment EMC Levels According to EN61800-3 (2004)
Cable Type
Category C2
Line voltage/mains
1
Motor cable
3
Control cable
4
Cable Categories
Description
Cable Category
(All cables are rated for the specific operating voltage)
1
Intended for fixed installation
2
Symmetrical power cable equipped with a concentric protection wire.
3
Symmetrical power cable with compact low-impedance shield.
Recommended cable transfer impedance of 1–30 Mhz max. See figure below.
4
Screened cable equipped with compact low-impedance shield
Cable Description
PE Conductor
and Shield
Note
360° earthing of the shield with cable glands in motor end needed for EMC Level C2.
32
VSD Series II LIT-12011772—October 2012 www.johnsoncontrols.com
Category C3
Level T
1
1
2
2
4
4
PE Conductor
Shield
Recommended
Cable Types
MCMK or similar
MCMK or similar
MCCMK, EMCMK,
or similar
JAMAK, SAB/
ÖCuY-0 or similar
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