Gram IF 4000 Manual De Uso página 221

1-20 Installation/Wiring
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
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 Allowable Cable Length
Filter Type
Integral
External - S Type
External - L Type
(1)
Refer to
(2)
Equivalent to EN55011 Class A.
(3)
Equivalent to EN55011 Class B.
Figure 1.6 Connections and Grounding
Enclosure Ground Connection
(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.
EN61800-3 First Environment
Restricted Distribution or
Second Environment
10 meters (33 feet)
(1)
10 meters (33 feet)
(1)
100 meters (328 feet)
Appendix B for details on optional external filters.
Shielded Enclosure (1)
(2)
EMI Filter
R/L1
L1 L1'
S/L2
L2 L2'
T/L3
L3 L3'
Building Structure Steel
Figure 1.6. Refer to
Table 1.I is not exceeded.
EN61800-3 First Environment
Unrestricted Distribution
(2)
1 meter (3 feet)
1 meter (3 feet)
5 meters (16 feet)
IP 30/NEMA 1/UL Type 1
Option Kit
EMI Fittings and Metal Conduit
U/T1
V/T2
W/T3
Shielded Motor Cable
page 1-5 for
(3)