Vanguard CT-8000 S3 User Manual
Page 75
REV 1 CT-8000 S3 USER’S MANUAL
70
3.3.6. Performing a Dynamic Resistance Test
The Dynamic Resistance Test can graph the circuit breaker contact resistance during the circuit
breaker operation and can help detect circuit contact problems during operation. Follow the
steps below to perform a Dynamic Resistance Test:
NOTES
• Please make connections per Figure 6.
• Only one dynamic resistance channel is available at a time. Other timing channels
will remain active.
a. Start from the "START-UP" menu:
Press the
[1]
key (RUN TEST).
b. The following screen will be displayed:
Press the
[4]
key (DYNAMIC RES TEST).
c. The following screen will be displayed:
1. NO
Press the
[1]
key (NO) if you are timing a circuit breaker without insertion resistors.
Continue to step d.
2. YES
INSERTION RESISTOR?
1.
NO
2.
YES
1.
TIME DRY CONTACTS
2.
TIME LIVE CONTACTS
3.
STATIC RES TEST
4.
DYNAMIC RES TEST
1.
RUN TEST 10/08/13
2.
GET RESULTS 10:10:10
3.
SAVE/RESTORE
4.
SETUP
5.
DIAGNOSTICS