GE AK-50 installation instructions AK-75 & AK-100 back frame conversion

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Figure 28. AK-75 & AK-100 back frame conversion.

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Contents Introduction Table of Contents List of Figures Before Installation General InformationFront Frame Breaker Conversion Relocating and Remounting the W and X RelaysInstalling the Flux Shifter Assembly Breakers with EC or Power Sensor Trip SystemsBreakers with a Side Bracket AKU-50 Breakers OnlyInstalling the Trip Paddle Adjusting the Flux ShifterBreakers with ECS or SST Trip Systems Installing the Trip Unit Mounting Bracket EC or Power Sensor Trip SystemECS or SST Trip System Trip unit mounting bracket attached to the mounting Plate Back Frame Conversion Crossbar ModificationRemoving the Existing Trip Devices AK-50 & AKS-50 Breakers with SST Trip SystemsAK-75 & AK-100 Breakers with SST Trip Systems Installing the Phase Sensors AK-50 & AKS-50 BreakersPhase sensor installation on AK-75 & AK-100 breakers AK-75 & AK-100 BreakersInstalling the Trip Unit Configuring the Trip UnitFOUR-WIRE Ground Fault Option Installing the Fourth-Wire DisconnectAK-50 & AKS-50 Stationary Breakers AK-50 & AKS-50 Draw-Out Breakers AK-75 & AK-100 Draw-Out BreakersAK-75 & AK-100 back frame conversion Installing the Neutral Sensor Outline of the neutral sensor for AK-50 breakersOutline of the neutral sensor for AK-75 and AK-100 breakers Installing Mounting Brackets Equipment ConversionFourth-wire disconnect for AKD-5 & AKD-6 Trouble-Shooting Testing and TROUBLE- ShootingTesting Nuisance Tripping on Ground Fault-Equipped BreakersAK-50 Page Page Appendix Drill Templates Appendix 1. Drill Template for Flux Shifter MountingPage Page Page Page GE Industrial Systems