Course Descriptions - Powell Industries, Inc.

Course DescriptionsSWGR102 – LV Switchgear for Operators and ElectriciansPre-requisite: Working knowledge of low voltage switchgear or equivalent workexperience.The following topics are discussed with emphasis on safety:• ANSI low voltage switchgear construction• Equipment low voltage switchgear one lines, three lines, and control drawings• Low voltage power circuit breaker operation, control schemes, ratings, insertion/removalprocedures, pre-commission checklist, testing and general preventative maintenance• Control power transformers, potential transformers, and current transformers“Hands on” activities reinforce classroom discussions. Class documents include instruction manualsand project specific equipment drawings.SWGR201 – MV Switchgear/Circuit Breaker Basics for Operators & ElectriciansPre-requisite: Working knowledge of medium voltage switchgear or equivalent workexperience.The following topics are discussed with emphasis on safety:• ANSI medium voltage switchgear construction• Equipment medium voltage switchgear one lines, three lines, and control drawings• Medium voltage power circuit breaker operation, control schemes, ratings, insertion/removalprocedures, testing and general preventative maintenance• Control power transformers, potential transformers, and current transformers“Hands on” activities reinforce classroom discussions. Class documents include instruction manualsand project specific equipment drawings.Powell Electrical Systems, Inc.Service DivisionPO Box 12818 • Houston, TX • 77217©2005 Powell Industries, Inc. • All rights reserved.Tel: 713.944.6900 • Fax: 713.948.4569www.powellind.cominfo@powellservice.com

Course DescriptionsSWGR202 – MV Circuit Breaker Basics for Operators and ElectriciansPre-requisite: SWGR201 – MV Switchgear for Operators and Electricians or equivalentwork experience.Medium voltage circuit breaker construction is reviewed. Emphasizes troubleshooting circuit breakercomponents, operation, and internal control schemes, including close coil, trip coil, optionalsecondary trip coil, optional undervoltage trip device and anti-pump logic. Discusses typical NFPA 70Elockout/tagout and safety practices. Reviews testing and general preventative maintenancepractices. “Hands-On” session reinforces classroom discussions. Class documents includemanufacturer instruction manual(s) and project specific equipment drawings.SWGR203 – Maintaining, Troubleshooting, and Testing MV Circuit BreakersPre-requisite: SWGR202 – MV Circuit Breaker Basics for Operators and Electricians orequivalent work experience.Circuit breaker maintenance is emphasized. Troubleshooting techniques and methods are discussedfor faster problem resolution. Testing discussions review recommended manufacturer’s tests andexpected results. “Hands-On” activities reinforces classroom discussions. Class documents includemanufacturer instruction manual(s) and project specific equipment drawings.SWGR301 – 38kV Switchgear for Electricians and EngineersPre-requisite: SWGR202 – MV Circuit Breaker Basics for Operators and Electricians andSWGR203 – Maintaining, Troubleshooting, and Testing MV Circuit Breakersor equivalent work experience.ANSI medium voltage switchgear circuit breaker ratings are reviewed. Reviews switchgear one lines,three lines, and control drawings. Medium voltage circuit breaker construction is reviewed. Mediumvoltage circuit breaker operation is investigated along with control schemes including close, trip,lockout and anti-pump logic. Discusses typical NFPA 70E lockout/tagout and safety practices. Reviewstesting and general preventative maintenance practices. “Hands-On” sessions reinforces classroomdiscussions. Class documents include manufacturer instruction manual(s) and project specificequipment drawings.Powell Electrical Systems, Inc.Service DivisionPO Box 12818 • Houston, TX • 77217©2005 Powell Industries, Inc. • All rights reserved.Tel: 713.944.6900 • Fax: 713.948.4569www.powellind.cominfo@powellservice.com

Course DescriptionsSAFE102 – NFPA 70E Safety TrainingPre-requisite: Operators, Electricians, and Technicians working near or with electricalequipment.Company specific written electrical safety program considerations begin the discussions. NFPA 70Esafety training is emphasized. NFPA 70E example forms for Job Briefing, Energized Electrical WorkPermit, Logout/Tagout Procedures, etc. are reviewed. Instructional safety videos illustrate NFPA 70Eexamples of workplace violations. Confirming an electrically safe work condition for switchgear andMCC’s are discussed. Lockout/Tagout procedures being emphasized. Matrices for Hazard/RiskCategory Classifications, Protective Clothing and PPE, and Protective Clothing Characteristics arereviewed. An example of Arc Flash and Shock Hazard Warning Label is used to discuss PPErequirements, flash hazard, limited approach, restricted, and prohibited approach boundaries.NFPA 70E general requirements for electrical installations are mentioned. A copy of NFPA 70E,“Standard for Electrical Safety in the Workplace” is included for discussions and reference.SAFE105 – High Resistance Grounding (HRG)Pre-requisite: Working knowledge of basic electricity.Discussions include typical grounding methods with emphasis on HRG basic theory andapplication criteria. High resistance grounding is reviewed from the following perspectives:• General overview• Functional operating description• Placing the unit into service• Fault location methods• Preventative maintenanceClass documents include instruction manuals and project specific equipment drawings.Powell Electrical Systems, Inc.Service DivisionPO Box 12818 • Houston, TX • 77217©2005 Powell Industries, Inc. • All rights reserved.Tel: 713.944.6900 • Fax: 713.948.4569www.powellind.cominfo@powellservice.com

Course DescriptionsMCC101 – LVMCC Basics for Operators and ElectriciansPre-requisite: Working knowledge of basic electricity.Equipment construction, arrangement, ratings, and modular component options are reviewed.Discussions include typical arrangements. Circuit breaker, components, and system integration arereviewed. Thermal-magnetic and instantaneous-only circuit breaker topics are discussed. Typicalinduction motor schematic diagrams are reviewed; control methods include FVNR with start-stop andh-o-a control. Testing guidance is provided. “Hands-On” session identifies typical devices, performsbasic mechanical handling, contactor “racking-in and racking-out”, and functional operation.Discussions include typical NFPA 70E lockout/tagout and safety practices. Class documents includemanufacturer instruction manual(s) and project specific drawings.MCC201 – MVMCC Basics for Operators and ElectriciansPre-requisite: MCC101 – LVMCC Basics for Operators and Electricians or equivalent workexperience.Equipment construction, arrangement, ratings, modular component options and capabilities arereviewed. Typical arrangements and grounding methods are discussed. Circuit breaker and fuseconsiderations, component and system integration are reviewed. Typical induction motor schematicdiagrams are reviewed; control methods include FVNR with start-stop and h-o-a control, undervoltagedropout with delay, reduced voltage starting methods, and reacceleration group motor restarting aftervoltage depressions. Testing guidance is provided. Modern equipment designs are discussed. Safety isemphasized throughout the discussions. Equipment exhibits reinforce discussion topics. “Hands-On”session performs basic mechanical handling, contactor “racking-in and racking-out”, functional andelectrical tests. Safe handling and operation are emphasized. Class documents include manufacturerinstruction manuals, one line diagrams, three line diagrams, and discussion handouts.Powell Electrical Systems, Inc.Service DivisionPO Box 12818 • Houston, TX • 77217©2005 Powell Industries, Inc. • All rights reserved.Tel: 713.944.6900 • Fax: 713.948.4569www.powellind.cominfo@powellservice.com