TDR9000
™
Circuit Breaker Test System User’s Guide
72A-1898 Rev. A 11/01 2-9
Monday, November 26, 2001 1:09 pm
Trip/Close Module
This module enables all of the system’s Trip/Close test control
functionality, including:
•Trip (O)
• Close (C)
• Trip Free (C-O)
• Reclose (O-C)
•O-C-O
Trip/Close
Current Isolation
Option
The Trip/Close module can be outfitted with an optional internal current
isolation measurement capability for the Trip and Close control leads.
When this option is resident in the system, T/C Current appears below
the Trip/Close connector on the Virtual Front Panel.
Figure 2.7 shows the available configurations for the System module.
Figure 2.7 System Module Configurations
T/C Current