Power Wiring - Allen-Bradley PowerFlex FRN 6 Serie Guide De Mise En Route

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Power Wiring

Power Wire Rating
Unshielded 600V, 75°C (167°F) THHN/THWN
Shielded 600V, 75°C or 90°C (167°F or 194°F) RHH/RHW-2
Shielded Tray rated 600V, 75°C or 90°C (167°F or 194°F) RHH/RHW-2
Power Terminal Block (A Frame Shown)
Terminal Description
R/L1, S/L2 1-Phase Input
R/L1, S/L2, T/L3 3-Phase Input
U/T1 To Motor U/T1
V/T2 To Motor V/T2
W/T3 To Motor W/T3
BR+, BR- Dynamic Brake Resistor Connection [0.75 kW (1 HP) ratings and higher]
Safety Ground - PE
Power Terminal Block Specifications
Frame Maximum Wire Size
A 3.3 mm
B 5.3 mm
(1)
Maximum/minimum sizes that the terminal block will accept - these are not recommendations.
Input Power Conditions
Input Power Condition
Low Line Impedance (less than 1% line reactance)
Greater than 120 kVA supply transformer
Line has power factor correction capacitors
Line has frequent power interruptions
Line has intermittent noise spikes in excess of 6000V (lightning)
Phase to ground voltage exceeds 125% of normal line to line voltage
Ungrounded Distribution System
(2)
Refer to Appendix B of the PowerFlex 4 User Manual for accessory ordering information.
I/O Wiring Recommendations
Wire Type(s)
Belden 8760/9460
(or equiv.)
Belden 8770
(or equiv.)
(3)
If the wires are short and contained within a cabinet which has no sensitive circuits, the use of shielded wire may not be
necessary, but is always recommended.
I/O Terminal Block Specifications
(4)
Maximum Wire Size
2
1.3 mm (16 AWG)
(4)
Maximum / minimum that the terminal block will accept - these are not recommendations.
Refer to the PowerFlex 4 User Manual for recommendations on
maximum power and control cable length.
=
(1)
Minimum Wire Size
2
(12 AWG) 0.8 mm
2
1.3 mm
(10 AWG)
Description
2
0.8 mm (18AWG), twisted pair, 100% shield with
drain.
2
0.8 mm (18AWG), 3 conductor, shielded for
remote pot only.
Minimum Wire Size
2
0.13 mm (26 AWG)
Recommended Copper Wire
15 Mils insulated, dry location
Belden 29501-29507 or equivalent
Shawflex 2ACD/3ACD or equivalent
R/L1 S/L2 T/L3
BR+ BR-
Switch any two motor leads to
change forward direction.
(1)
2
(18 AWG)
2
(16 AWG)
Corrective Action
Install Line Reactor (2)
•
•
or Isolation Transformer
•
Remove MOV jumper to ground.
•
or Install Isolation Transformer with
grounded secondary if necessary.
(3)
Minimum Insulation Rating
300V
60 degrees C
(140 degrees F)
(4)
Torque
0.5-0.8 N-m (4.4-7 lb.-in.)
U/T1 V/T2 W/T3
Torque
1.7-2.2 N-m (16-19 lb.-in.)