Vanguard CT-6500 S2 - Manual (Page 27)

CT-6500 Series 2 Operating Instructions
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9.0 Operating Procedures
The main steps to time a circuit breaker are listed in Figure 10.0.
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Figure 10.0 CT-6500 Operating Steps
NOTE
To reduce the possibility of damaging the CT-6500 contact channels due to static
discharge in high voltage substations, it is recommend to ground one side of the
breaker’s bushings.
Always connect the CT-6500 ground stud to the substation ground before
connecting any cables to the unit.
HOOKUP CT-6500
1. GROUND THE CT-6500 (See NOTE)
2. CONNECT CT-6500 CABLES TO BREAKER
3. INSTALL TRANSDUCER WITH CABLE
APPLY POWER
1. TURN THE CT-6500 ON
2. PERFORM SELF TESTS: HOOK-UP TEST,
CABLE TEST, IF NECESSARY
TIME BREAKER
1. SELECT THE CT-6500 TEST
2. OPERATE THE BREAKER
GET RESULTS
1. READ OR PRINT THE TABULATED RESULTS
2. PRINT THE GRAPHICAL RESULTS
3. SAVE THE TIMING SHOT