Rockwell Automation 825 Smart Motor Manager User Manual - Manual (Page 151)

Applications/Wiring 9-10
Publication 825-UM001B-EN-P January 2001
Basic Unit and Converter Module with Core Balance Current
Transformer
Main Circuit
Figure 9.11 Typical Application Utilizing Core Balance Current Transformer
k
M
3~
T2
825-M
Σ
L1 L2 L3
l
1 3 5
2 4 6
825-MCM
Converter module
825-MCM2
825-MCM20
825-MCM180
825-MCM630
825-MCM630N
T2 Core balance transformer:
Earth/Ground Current
5 mA…60 A
Current ratio of core
balance current transformer
1…2 000:1
Output from core balance
current transformer
0…500 mA