Copyright © 2011 Rockwell Automation, Inc. All rights reserved. Insert Photo Here OneGear™ 7.2kV Motor Control Center

Medium Voltage MCC History Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 2 Bul Bul Bul Air Break Contactors 1972 Vacuum Contactors 1983 SMC Flex 1993 OneGear MCC 2011

OneGear 7.2kV MCC - Overview Advantages Compact design requires less floor space, therefore reducing capital costs Drawout contactor reduces MTTR with easy replacement of components Help protect personnel and assets with industry leading arc flash-resistant design– ArcShield™ Compartments segregated by grounded metal barriers Improve motor protection and system performance with data-driven information from networked motor control Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 3 Improve Performance, Reliability – and Protection

OneGear 7.2kV MCC - Overview Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 4 Certifications IEC IEC IEC Annex A CSA Special Inspection for North American Projects Ratings kV system voltage 1250/2000 amp main horizontal bus 50 kA bus bracing 31.5 kA arc resistant Communication Protocols EtherNet/IP Modbus RTU Profibus-DP Modbus TCP/IP DeviceNet Water Wastewater, Oil & Gas, Mining Minerals & Cement, Power Generation

OneGear 7.2kV MCC – Structure Details Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 5 Power Cell Rated 250 amps Draw-out Contactor Bul Vacuum Contactor Power Fuses BS DIN Control Transformer CPT Primary Fuses Power Bus 1200 / 2000 amp 50 kA Bus Bracing Arc Resistant Cabinet 350 mm (13.5”) width 1100 (43.3”) depth 2200 mm (86.6”) height 2650 mm (104”) high with plenum Segregated compartments with grounded metal barriers Load Termination Cubicle Bottom Entry Load Terminations Earthing Switch Current Transformers Ground Fault Current Transformer Exhaust Plenum

OneGear 7.2kV MCC – Technical Ratings (Confidential – For Internal Use Only) Copyright © 2011 Rockwell Automation, Inc. All rights reserved mm Tall 1100mm Deep 350mm Wide Rated Voltage (kV)7.2 Basic Impulse Withstand Voltage (kV)60 Rated Frequency (Hz)50-60 Rated Short-Time Withstand Current (kA)50 Internal Arc Withstand Current (kA)31.5 Rated Current of Main Bus Bars Up to (A)2000 Bus Bracing Rating (kA)50 Contactor Rating (A)400 Fused Contactor Rating (A)250 Line Cable Connection Cubicle (A)1250

OneGear 7.2kV MCC Flexible configurations ideal for all customers –Line cable connection cabinet designed for left or right MCC extension –Flexible power fuse mounting allows for DIN and BS fuse mounting –Choose from 1200amp or 2000 amp power bus –Designed with a single connection per cabinet, allows for ease of installation and reduced maintenance time Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 7

OneGear 7.2kV MCC Help protect personnel and assets with industry leading arc flash-resistant design– ArcShield™ –Heavy gauge steel for all doors as well as side, roof and back cover plates –Robust door hinges and multi-point latches –Reinforced structure (brackets and plates) –Arc vent on unit roof –Reinforced low voltage panel (to shield personnel if arc flash occurs with the low voltage door open) Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 8 Designed in Accordance with the IEC Annex A Standard

Reduced MTTR with drawout vacuum contactor Includes: OneGear 7.2kV MCC Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 9 Electrical and mechanical interlocks help ensure: The contactor is properly seated to the power bus connectors before the contactor can be energized The contactor is de-energized before it can be withdrawn or connected to the power bus –Power fuses –Vacuum contactor –Control circuit transformer & fuses

Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 10 Meeting Your Local Services & Support Needs Five global call centers staffed by experienced phone support specialists 17 remanufacturing depots & 9 exchange hubs 3,500+ classes offered at 650 global locations Factory-trained field support engineers available for dispatch in over 80 countries Thousands of independent distribution partners

OneGear 7.2kV MCC Safe, reliable and flexible motor control Real-time monitoring, control and system-wide communications Superior safety, performance and reliability FOR INDUSTRIAL APPLICATIONS WORLDWIDE Copyright © 2011 Rockwell Automation, Inc. All rights reserved. 11 Choose Allen-Bradley OneGear™ Motor Controllers

Copyright © 2011 Rockwell Automation, Inc. All rights reserved. Insert Photo Here OneGear™ 7.2kV Motor Control Center