GE Industrial Solutions ProTrip Conversion Kits AK-15, AK-25, and AKU-25 - Manual (Page 2)

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TABLE OF CONTENTS
SECTION 1. GENERAL INFORMATION ............................................................................................................4
SECTION 2. BEFORE INSTALLATION ..............................................................................................................4
SECTION 3. FRONT-FRAME CONVERSION
Separation of the Front and Back Frames..............................................................................................5
Removal of the Existing Trip Device .......................................................................................................6
Remounting the X and Y Relays.............................................................................................................7
Installing the Flux Shifter.........................................................................................................................8
Installing the Trip Unit Bracket and Trip Unit ........................................................................................10
SECTION 4. BACK-FRAME CONVERSION
Current Sensor Installation ...................................................................................................................13
Stud Shield Modification .......................................................................................................................15
Remounting Primary Disconnects ........................................................................................................15
SECTION 5. CONFIGURING THE TRIP UNIT ................................................................................................16
SECTION 6. FOUR-WIRE GROUND FAULT OPTION ................................................................................16
SECTION 7. TESTING AND TROUBLE-SHOOTING
Testing ..................................................................................................................................................17
Trouble-Shooting...................................................................................................................................17
Nuisance Tripping on Ground Fault-Equipped Breakers.........................................................17