Main circuit, Figure 9.10 – Rockwell Automation 825 Smart Motor Manager User Manual User Manual
Page 150
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9-9 Applications/Wiring
Publication 825-UM001B-EN-P January 2001
Basic Unit and Converter Module with Primary Current
Transformer and Core Balance Current Transformer
Main Circuit
Figure 9.10 Typical Application Utilizing Primary Current Transformers and Core
Balance Current Transformer
k
M
3~
T2
T1
1
3
5
2
4
6
825-MCM
825-M
Σ
L1
L2
L3
l
Converter module
Cat. No. 825-MCM2
Cat. No. 825-MCM20
T1 Primary Current Transformer
…A/5 A or …A/1 A (Selection refer to
Chapter 2
Specifications — Basic Unit and Converter Module, for
setting refer to
Chapter 5
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
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