GE Industrial Solutions ProTrip Conversion Kits AK-15, AK-25, and AKU-25 - Manual (Page 3)

3
LIST OF FIGURES
1. Arc chute retainer and arc chutes. ................................................................................................................... 5
2. Screw to be removed from connecting links. ................................................................................................... 5
3. Breaker bottom bracket connected to the escutcheon and the back frame .................................................... 6
4. Type EC-2A trip device, with adjacent device removed................................................................................... 6
5. Front view of the front frame, showing relocation of the X and Y relays.......................................................... 7
6. Right side view of the front frame, showing relocation of the Y relay. ............................................................. 8
7. Y relay installed on the arc chute retainer........................................................................................................ 8
8. Unassembled flux shifter and mounting hardware........................................................................................... 8
9. New flux shifter installed on the right side of the breaker mechanism (shown in the
reassembled breaker). ..................................................................................................................................... 9
10. Mounting and adjusting the flux shifter shown from the right side of the mechanism. .................................... 9
11. Flux shifter as isntalled on the breaker. ........................................................................................................... 9
12. Trip unit, mounting plate, support bracket, and harness................................................................................ 10
13. Trip unit support bracket mounted to the breaker frame on a manually operated stationary
breaker. .......................................................................................................................................................... 10
14. Trip unit support bracket mounted to the breaker frame on an electrically operated draw-out
breaker. .......................................................................................................................................................... 10
15. Bottom view of the trip unit support bracket installed on an electrically operated breaker,
showing the X relay and insulator. ................................................................................................................. 11
16. Trip unit attached to the mounting plate......................................................................................................... 11
17. Trip unit and mounting plate attached to the breaker. ................................................................................... 12
18. Flux shifter wiring harness in place. ............................................................................................................... 12
19. Components for the current sensor assembly for one pole. .......................................................................... 13
20. Current sensor assembly, right-side view. ..................................................................................................... 13
21. CT terminal board bracket and insulator installed.......................................................................................... 13
22. Completed CT installation.. ............................................................................................................................ 13
23. Right-side view of the back frame, showing installation of the flux shifter actuator bushing. ........................ 14
24. Modification of the lower stud shields. ........................................................................................................... 15
25. Primary disconnect modification for AK-15 breakers. .................................................................................... 15
26. Neutral sensor outline .................................................................................................................................... 16
27. Cabling diagram for PtoTrip™ trip units with ground fault on four-wire loads. .............................................. 19