9. Place the 30 A Fault Current toggle switch into the ON
position. Place all of the other Fault Current switches
into the OFF position.
10. Reset the target by pressing the Control Test button,
waiting 5 seconds, and then pressing the Control Test
button again. The B-Phase Fault Target should now be
black.
11. Place the Phase Select switch into the C-PHASE
position.
12. Repeat steps 1 and 2.
13. After the C-Phase flux-shift tripper operates, verify
that the C-Phase Fault Target on the SCADA board is
orange.
14. Place the 30 A Fault Current switch into the ON
position. Place all of the other Fault Current switches
into the OFF position.
15. Reset the target by pressing the Control Test button,
waiting 5 seconds, and then pressing the Control Test
button again. The C-Phase Fault Target should now be
black.
16. Place the Ground Trip Block switch into the OFF
position (TPG only).
17. Set the minimum trip levels on A-phase, B-phase, and
C-phase to 690 A.
18. Reset the flux-shift trippers.
19. Repeat steps 1 and 2.
20. After all three of the flux-shift trippers operate, verify
that the Ground Fault Target on the SCADA board is
orange.
21. Place the 30 A Fault Current switch into the ON
position. Place all of the other Fault Current switches
into the OFF position.
22. Press and release the Control Test button, wait 5
seconds, then press and release the Control Test
button again. The C-Phase Fault Target should now be
black.
23. Place the Ground Trip Block switch into the ON position
(TPG only).
24. Reset the flux-shift trippers.
Operating Instructions
MN285001EN December 2018
12
