Rockwell Automation 160IB1 InterBus Communication Module - Manual (Page 15)

Installation and Wiring 3–5
Wiring the IB1 Ground Terminal In addition to the ground connections shown in Appendix C of the
160 SSC manual, the ground terminal at the bottom of the IB1
module must be solidly connected (and as short as possible) to the
signal common terminal 3 at TB3 of the 160 SSC drive, as shown in
Figure 3.4:
This connection shall have a cross section of 1.5 mm
2
.
Figure 3.4
IB1 Module Grounding
R/L1
S/L2
T/L3
PE
AC
nput Line
Shielded Enclosure
Enclosure Ground Connection
U/T1
Shielded Motor Cable
to TB3
Control
Cabinet
➊
to Motor V/T2
W/T3
T (L3)
S (L2)
R (L1)
= EMC Tested Shielded Cable Clamp (or Metal Conduit)
➊ When the control circuitry is located outside of the 160 enclosure.
Control Wiring TB3
Motor Wiring TB2
Ground Terminal – PE
Line Power TB1
Line
Filter
DC+ W/T3
1 3 4 5 6 7 8 9 10 11 2
V/T2 U/T1 DC–
BR+ T/L3 S/L2 R/L1 BR–
FAULT
READY
Ground Terminal – PE
IB1 Communication
Module
IB1 Ground Terminal