CE Conformity 2-37
CE Conformity EMC Instructions
CE Conformity
Conformity with the Low Voltage (LV) Directive and Electromagnetic
Compatibility (EMC) Directive has been demonstrated using harmonized
European Norm (EN) standards published in the Official Journal of the
European Communities. PowerFlex Drives comply with the EN standards
listed below when installed according to the User Manual.
CE Declarations of Conformity are available online at:
http://www.ab.com/certification/ce/docs.
Low Voltage Directive (73/23/EEC)
• EN50178 Electronic equipment for use in power installations.
• EN60204-1 Safety of machinery – Electrical equipment of machines.
EMC Directive (89/336/EEC)
• EN61800-3 Adjustable speed electrical power drive systems Part 3:
EMC product standard including specific test methods.
General Notes
• If the adhesive label is removed from the top of the drive, the drive must
be installed in an enclosure with side openings less than 12.5 mm (0.5
in.) and top openings less than 1.0 mm (0.04 in.) to maintain compliance
with the LV Directive.
• The motor cable should be kept as short as possible in order to avoid
electromagnetic emission as well as capacitive currents.
• Use of line filters in ungrounded systems is not recommended.
• PowerFlex drives may cause radio frequency interference if used in a
residential or domestic environment. The user is required to take
measures to prevent interference, in addition to the essential
requirements for CE compliance listed below, if necessary.
• Conformity of the drive with CE EMC requirements does not guarantee
an entire machine or installation complies with CE EMC requirements.
Many factors can influence total machine/installation compliance.
Essential Requirements for CE Compliance
Conditions 1-4 listed below must be satisfied for PowerFlex drives to meet
the requirements of EN61800-3.
1. Standard PowerFlex CE compatible Drive.
2. Grounding as described on
page 2-86.
3. Output power, control (I/O) and signal wiring must be braided, shielded
cable with a coverage of 75% or better, metal conduit or equivalent
attenuation.
4. Conditions in the appropriate table (
2.G, 2.H or 2.I).
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