CIBANO 500 PTM User Manual
272 OMICRON
4. In the Measurements area, click Start.
The blue ring on the Start/Stop button is on.
5. Start the measurement by pressing the Start/Stop button.
The blue ring on the Start/Stop button flashes for approx. 3 seconds, and the lightning symbol in
Primary Test Manager and the red status light on the front panel are flashing.
Note: If the test does not react to the trigger signal after the circuit breaker has operated, you can press
the Start/Stop button to stop the measurement manually. Then, Primary Test Manager will display the
data recorded until you stopped the measurement.
Note: In emergency cases, you can abort the measurement anytime manually by pressing the
Emergency Stop button on the CIBANO 500 front panel.
6. After the measurement has finished, the lightning symbol in Primary Test Manager stops flashing, the
green status light is on, and Primary Test Manager displays the measurement results.
WARNING
Death or severe injury caused by high voltage or current possible
► Do not enter the high-voltage test area while testing with CIBANO 500 since any part of the
circuit breaker can carry dangerous voltages.
► Stay in the work area during the test.
Table 18-4: Auxiliary contact characteristics
Data Description
Contact Name of the auxiliary contact of the circuit breaker under test
Phase Phase to which the auxiliary contact belongs
Type Type of the auxiliary contact (a, b, wiper)
Switching time Closing or opening time of the auxiliary contact depending on its type
Duration Duration the wiper contact remains closed
Diff. to main Time difference between the opening or closing of the auxiliary contact and
the corresponding main contact
Assessment Assessment of auxiliary contact characteristics
Table 18-5: Coil characteristics
Data Description
Peak current Peak current value through a trip or close coil
To Next Page
Loading...
