Vanguard DigiTMR S2 - Manual (Page 35)

REV 1 DIGITMR S2 USER’S MANUAL
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3.4 General Procedures and Configuration
The main steps for timing a circuit breaker are listed in Figure 14 below.
Figure 14. DigiTMR S2 General Operating Procedures
NOTE
To reduce the possibility of damaging the DigiTMR S2 due to static discharge in high
voltage substations, it is recommended that one side of the breaker’s bushings be
grounded for the contact channels.
Get Test Results
• View or print tabulated results
• Print graphic results
• Save timing shot
Time Breaker
• Select DigiTMR S2 test
• Operate Breaker
Connect the DigiTMR S2
• Ground the DigiTMR (see note)
• Connect the cables to the circuit breaker
• Install the transducer and cable
Apply Power
• Turn on the power for the DigiTMR S2. Once the
unit goes through its start-up cycle, the “Start-Up”
menu will be displayed.
• Perform self test (hook-up test, cable test) if
necessary