1-26 Installation/Wiring
PowerFlex 40 Adjustable Frequency AC Drive FRN 1.xx - 7.xx User Manual
Publication 22B-UM001I-EN-E
Essential Requirements for CE Compliance
Conditions 1-3 listed below must be satisfied for PowerFlex drives to
meet the requirements of EN61800-3.
1. Grounding as described in Figure 1.6
. Refer to page 1-8 for
additional grounding recommendations.
2. 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.
3. Allowable cable length in Table 1.I
is not exceeded.
Table 1.I Allowable Cable Length
(1)
Refer to Appendix B for details on optional external filters.
(2)
Equivalent to EN55011 Class A.
(3)
Equivalent to EN55011 Class B.
Figure 1.6 Connections and Grounding
(1)
First Environment Unrestricted Distribution installations require a shielded enclosure.
Keep wire length as short as possible between the enclosure entry point and the EMI
filter.
(2)
Integral EMI filters are available on 240V, 1-Phase drives.
Filter Type EN61800-3 First Environment
Restricted Distribution or
Second Environment
(2)
EN61800-3 First Environment
Unrestricted Distribution
(3)
Integral 10 meters (33 feet) 1 meter (3 feet)
External - S Type
(1)
10 meters (33 feet) 1 meter (3 feet)
External - L Type
(1)
100 meters (328 feet) 5 meters (16 feet)
R/L1
S/L2
T/L3
U/T1
V/T2
W/T3
EMI Fittings and Metal Conduit
IP 30/NEMA 1/UL Type 1
Option Kit
Shielded Enclosure
(1)
Building Structure Steel
Enclosure Ground Connection
(2)
EMI Filter
L1'
L2'
L3'
L1
L2
L3
Shielded Motor Cable
22B-UM001.book Page 26 Tuesday, May 30, 2017 5:22 PM
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