Electrical Engineering Expert Witnesses

Ole E. Haaland, PE, has thirty four years experience in Power Production, Design, Construction, and Commissioning, with 30+ years managing people and projects. Mr. Haaland's experience is in conventional, nuclear, and alternate fuel power plant mechanical and electrical systems. He has performed as Project Manager, Construction Manager, and Commissioning Manager for several Greenfield power projects.

Mr. Haaland held a senior reactor power operator's license and a number of senior engineering positions at the New York Power Authority prior to joining ANNA. Mr. Haaland received his BSME from the New York Institute of Technology and is a registered professional engineer in many states. He was recently elected to the EGSA Board of Directors for 2015-2017.

Litigation Support - Ole Haaland conducts root cause analysis investigations for counsel representing Plaintiff and Defense. When needed, he provides expert witness testimony for power plant design, construction, and operational failure issues and for parties involved in contract disputes.

Areas of Expertise:

Switchgear Voltage Regulators Turbine Generators Control Systems Hydro Generators Diesel Generators

Condensate Polishers Feed Water Heaters Main Condensers Moisture Separators Electrical Breaker Failures Operational Failures

View Ole Haaland's Consulting Profile.

Michael Nranian, JD, MBA, MS has over 30 years experience focusing in Product Development, Intellectual Property, Patent Litigation, Legal and Technical Compliance, and Product Liability Litigation. He is a licensed attorney in Michigan, Texas, & the United States Patent and Trademark Office. Mr. Nranian is a Six Sigma Black Belt, Professional Engineer, & Certified Project Management Professional. He has an in-depth background and education in Law, IP, Electrical, Chemical & Computer Engineering, & Business. He has testified extensively as an expert witness in depositions, hearings, and trials in state & federal courts.

Mr. Nranian conducts Product and Technology Analysis, Patentability & Prior Art Research,and provides Technology & Litigation Support for Intellectual Property. His litigation background includes patent infringement / non-infringement under literal infringement and the doctrine of equivalents, patent validity / invalidity, prior art, & file-wrapper estoppel, for both ITC and Federal cases, including Inter Partes reviews. He conducts analysis of patents and products, prepares claim charts, & expert witness reports. This includes testimony and document preparation for cases before state, and federal court jurisdictions, and the International Trade Commission and the Patent Trial and Appeal Board.

Mr. Nranian is thoroughly familiar with all 101, 102, 103, 112, and other enablement and prior art arguments. His experience includes Technology Standards Boards and Licensing Authorities, Antitrust / DOJ, Technology Development and Transfer, Patents, Trademarks, Trade Secrets, and Copyrights, Licensing, Unfair Competition/Trade, False/Deceptive Advertising, & Lanham Act Actions, & Class Actions.

His Product Liability Expert Witness litigation background includes all types of Safety Systems, Electrical Systems, Fires, Accident Reconstruction, and Evaluation of Alternative Designs for Automotive, Medical and other industries. He has over 29 years of experience in Automotive Safety Systems, Sensors, Seatbelts, Airbags / Curtains, Seats, Diagnostic Systems, Crash Recorders, Crash Pulse Analysis, System Diagnostic, Fault Codes, Structure (including roof-crush and door) and front, side & roll-over systems (including sensing and algorithm development) for domestic and international corporations. He is thoroughly familiar with all regulatory (including FMVSS), and corporate due-care requirements, & preemption arguments, occupant kinematics, & injury causation.

B.E.C. Consulting, LLC was established in 1982. Since that time, we have provided top-level consulting engineering services and accident reconstruction to our clients; law firms, insurance companies, state and local agencies, manufacturing companies, and clients who are seeking product design analysis and other engineering related services. Our engineers represent a broad range of engineering disciplines which enables us to work on a variety of cases using the team approach. The teams at B.E.C are comprised of Engineers, Technical Specialists, Graphics Specialists, as well as Research and Administrative Personnel, so that each case is given personal attention and is handled efficiently and effectively. Our offices are located in Tallahassee, Jacksonville and Venice working in almost every state in the United States, including Alaska. 

Areas of Expertise:

• All Areas of Accident Reconstruction - Including Automobile, Tractor-Trailer, Motorcycle/Bicycle & Pedestrian
• Engineering Consulting
• FARO 3-D Scanning
• Black Box Downloads
• Construction Zone / Roadside Safety
• Industrial Equipment
• Failure Analysis
• Product Design
• Product Development
• Material Handling System
• Biomechanical Analysis
• Slip / Trip / Fall
• Computer Animation, Electronic Graphics

Every aspect of our firm is designed to serve our clients needs; conference rooms for mediations and depositions, a research and testing lab, secured evidence storage, facilities for expert inspections, and easy access to airport and hotel facilities for our out-of-town clients. We are truly a full service engineering firm. Because of this team approach and a commitment to customer service, B.E.C. has attained regional and national recognition as a leader in forensic engineering services and new product development. This excellent example and tireless dedication to serving our client’s needs has resulted in a devoted client base and reputation second to none. 

Dr. Charles Benedict, P.E., founded Benedict Engineering Company in 1982 and our name has since changed to B.E.C. Consulting, LLC. He has over 35 years experience in the fields of product and machine design and analysis, vehicular accident reconstruction of all types, and product and system failure analysis. He has designed, developed, manufactured, and tested more than sixty different products and machine systems. Dr. Benedict is well respected in the fields of forensic engineering, product and machine system design and analysis and patenting.

Expertise:

Biomechanics Occupant Kinematics Vehicle Restraint Systems Vehicle Controllability Material Handling Patent Infringement

Automobile Accidents Pedestrian Accidents General Engineering Product Design Fire and Explosion Analysis Tractor / Trailer Accidents Electrical Issues

Geoffrey Beresford Hartwell is a Chartered Engineer who practices as an Arbitrator, Adjudicator and Expert for Determination. Geoffrey is the former Senior Partner of Consulting Mechanical and Electrical Engineers BHA Cromwell House.

A one time Chairman of the Expert Witness Society, Geoffrey Hartwell has experience giving evidence in court (in both civil and criminal matters) and in International Arbitration. He sometimes is retained as a Single Joint Expert or as a Tribunal Expert. His services are offered to both Plaintiff and Defense. Even when retained on behalf of a Client he, like all Experts, has an overriding responsibility to the Court or Tribunal.

After his early career in aerospace and nuclear energy, Geoffrey entered private practice in association with the late Leslie Heap and Gerald Lewis of Heap and Digby, Consulting Engineers, in 1969. While with them he designed water and sewage equipment and also the bascule moving machinery for the Lowestoft Bridge, in Suffolk. He practiced also as Beresford Hartwell and Associates and, in 1971 established a separate office in Wallington, South London.

In parallel with his design career, Geoffrey was first appointed as arbitrator in 1972 and his first foreign arbitration, an ICC appointment in Switzerland, took place later that year. He studied Law to Intermediate level and then transferred to the examinations of the Institute of Arbitrators (now Chartered) of which he became Chairman in 1996-1997 and for whom he taught in various countries on several courses, including the prestigious Diploma in International Commercial Arbitration.

Technical Expertise:

Electrical Engineering and Design Mechanical Engineering and Design Instrumentation Automation and Computer Control Systems Maritime and Infrastructure Engineering Process Engineering Solid Waste Handling

Communications Manufacturing Computer Cartography Moving Bridges and Lock Gates Construction Project Management Nuclear Energy Water and Waste Water Treatment

Arbitration: Geoffrey Hartwell also acts as an arbitrator and adjudicator, as an expert mediator and conciliator, as an expert investigator and assessor for arbitral tribunals, and also as a Special Referee in the High Court of Justice of the Isle of Man. His services have been required in the UK and internationally.

Dispute Boards: Geoffrey Hartwell has experience both as Member and as Chairman of Dispute Boards?. He has been a member of Dispute Boards, retained from the beginning of a project or, alternatively, appointed on an ad hoc basis when a problem arises, Dispute Adjudication Boards to determine a binding decision, and on Dispute Review Boards to make decisions that are advisory but not binding.

Adjudication: Similar to arbitration, Mr. Hartwell adjudicates domestic and international disputes which are only temporarily binding unless otherwise agreed upon by the parties.

View Geoffrey Beresford Hartwell's Consulting Profile.

Dr. Yadin B. David has over 35 years experience in Managing Medical Technologies from Pre-Purchasing Evaluation phase, to Installation, Training, Servicing and Incidents Investigation. His expertise includes wide variety of medical devices and accessories including infusion pump, laser, electrosurgery unit, monitors, X-ray, defibrillators, implants, monitors, warmers, surgical instruments and catheters. Dr. David is also an expert in Electromagnetic interferences (EMI) medical devices and in Telemedicine and TeleHealth systems. His experience includes review and analysis of patent infringements allegation and validity. Dr. David serves a Consultant for industry and institutions including the Food and Drug Administration (FDA), General Hospital and Personal Use Devices Panels, World health Organization (WHO)and medical devices manufacturers. His services include testing, adverse events investigation, engineering reports, equipment management program review and risk assessment. Dr. David has given many national and international presentations about medical technology management, telemedicine and medical devices regulations.He authored manuscripts, chapters and books.

Brosz & Associates are Electrical Experts headed by President and C.E.O., Professor Helmut G. Brosz, B.A.Sc., D.B.A., F.A.A.F.S., P. ENG., Adjunct Professor at Ryerson University, Adjunct Assistant Professor at University of Toronto. They provide a wide range of highly specialized Forensic Science and Engineering, Accident Reconstruction, Testing, Commissioning, and Technical and Scientific Services. 

Brosz & Associates staff of specialists and experts have completed over 5,200 assignments since 1970 ranging from electrical accidents and electrocutions to electrical power system investigation and testing of equipment failures including circuit breakers, motors, switchgear, generators, transformers and appliances. Their engineering facilities allow them to perform in-depth research, electrical testing, forensic laboratory testing, microscopy, macro photography and photographic documentation, X-Ray testing, infrared testing, high voltage testing, high current testing and more. Most of their testing equipment is portable and they are also capable of producing professional collages and scale models for reports, mediations, depositions and trial. Clients include insurance companies, legal firms, adjusters, risk managers, manufacturers, contractors, utilities, governments and individuals. 

Services Include:

• Cause and Origin Investigations
• Failure Analysis
• Loss Prevention and Mitigation
• Subrogation Support for the Insurance Industry
• Electrical Safety and Accident Prevention

Thomas H. Burtness, PE, is an Electrical Engineer specializing in both Electrical and Building Construction - equipment selection, specification, and installation (actually “working with the tools”), as well as cost control techniques.

Background - Mr. Burtness has 40+ years of experience in the design, specification, construction contract administration, installation, startup, and troubleshooting of electrical power, on-site generation, distribution, control, and instrumentation systems and equipment for residential, commercial, industrial, and municipal occupancies. His experience also includes water, wastewater, and stormwater treatment plants, and military facilities.

Additional expertise includes Illumination Engineering for street, roadway, and area lighting including photometric footcandle requirements, calculations, field verification, equipment specifications, installation, and analysis of failure, glare, overlighting and underlighting.

Litigation Support - Since, 1981, Mr. Burtness has been providing forensic electrical engineering services to insurance companies and attorneys including accident and failure investigations, determination of cause and origin, litigation support, expert opinions, reports, and testimony. His services are available nationwide, with PE registration by comity available in most states.

Cases Involve:

Industrial Accidents Electrocution Personal Injury Fire Equipment and Machinery Failure

Failure of Safety Circuitry Grounding Lightning Damage and Fire Construction Defects / Contract Claims Design and Specification Disputes

View Thomas Burtness' Consulting Profile.

Chet L. Sandberg received a BS in Mechanical Engineering from MIT and a MS in Electrical Engineering from Stanford. He is a professional engineer in the state of California and an IEEE Fellow.

Background Experience - Mr. Sandberg joined the Chemelex Division of Raychem Corporation where he managed technology projects for 30 years. He held various positions at Raychem including Engineer, Product Manager, Consumer Products Division Manager, and Chief Engineer. For the next 6 years, Mr. Sandberg managed the development of a downhole, self-regulating electrical heater technology for Shell Oil. In 2009, he founded C L Sandberg & Associates, a consultancy specializing in Energy Projects.

Mr. Sandberg is now associated with Electrical Energy Storage EPRI, ESA, Sandia, and PNNL, as well as providing due diligence expertise for venture capital and private equity companies on their technical prospective investments. He has been granted 30 United States Patents and has authored over 70 technical papers on energy usage, electric heat tracing, ground fault technology, fiber optics, sensor technology, and personal computers as design tools.

Litigation Support - Mr. Sandberg is a Heat Transfer Expert with successful litigation in Steam and Electrical Heat Tracing. He has written papers on thermal insulation, LNG tank protection, heavy oil production, and appliance heat transfer. He has court room experience, including testifying before the ITC in Washington DC. Mr. Sandberg is available to attorneys for both plaintiff and defendant.

Areas of Expertise:

Novel Battery Technology Energy Storage Electrical Ground Fault Protection Powerline Carrier Technology Heat Transfer Backup Power Supply Oil Field Heating and Instrumentation Engineering Safety Requirements in Nuclear Power Generation

Hazardous Safety of Explosive Gases Process Control Software Instrumentation Hardware Fiber Optic Data Transmission Fiber Optic Sensors Nitinol Heat Tracing Economic Analysis of Energy Usage

John Hoschette, BSEE, MSEE is an Electrical Engineer and Engineering Manager with over 25 years of experience at companies such as Smiths Medical, Lockheed Martin, Honeywell, Loral, Alliant Techsystems and Rockwell Collins. This has provided him exposure to the engineering methods of organizations nationwide and an acute understanding of all aspects of an engineering career.

Mr. Hoschette has managed engineering groups as large as 125 people with overall responsibility for business operations, employee salary administration, hiring, termination and career development. He has been involved in cases of employee termination for drugs, layoffs, harassment, non-performance and violation of company business ethics issues.

His primary responsibility as an engineering manager when dealing with employee issues has been to enforce company policies and procedures to ensure fair and lawful handling of employee discipline and terminations cases when necessary. This involves coordination of Human Resources and Legal Counsel to ensure company liability is minimized.

Mr. Hoschette's technical work encompasses developing the next generation mission computers for the F-35, P-3, F-16 and F-22 jet fighter aircraft and his technical expertise is Optical Data Networking. His career has covered designing, testing, and fielding of advanced electronics in areas such as: developing infrared sensors for night vision, laser sensors for weapons, helmet mounted displays and fiber channel networks.

Mr. Hoschette is also an author of two books, “Career Advancement and Survival for Engineers” and “The Engineers Career Guide." He has also been adjunct professor and instructed career development courses for engineers at Tufts University in Boston, Santa Clara University and University of Minnesota.

View Consulting Profile.

Oded Gottesman, PhD, CTO of Compandent Inc., technology IP expert witness in such areas as telecommunications, cellular phone, and signal processing, provides technology expert witness services, prior art search, and consulting for Technology Patent Infringement, Patent Invalidity, Trade Secret Disputes, source code review, hardware analysis, and related matters. Dr. Gottesman has more than 17 years of experience as an expert witness, deposed 14 times, testified 4 times in Jury trial and 2 times in ITC trial, worked on IPR and Ex Parte Reexamination petitions, and wrote numerous reports. Among his areas of expertise are:

DSP Digital Signal Processing Telecommunications Cellular Networks (4G LTE, 3GPP, GSM) Packetized Networks VoIP Streaming audio, streaming video Real-time Systems Cellular Timing and Synchronization Location and Position Systems (UTDOA, GPS, etc.) Error Control Coding

Speech Coding, voice compression, vocoder, Audio Compression, and Video Compression, codec (MPEG, AAC, AMR) Signal Compression and Signal Enhancement Computer Software, and Algorithms Computer Hardware Embedded Systems Smartphones, Portable Devices Client-server Web Applications Mobile Applications

Litigation Support - Dr. Gottesman has more than 17 years of experience as an expert witness, deposed 14 times, testified 4 times in Jury trial and 2 times in ITC trial, worked on IPR and Ex Parte Reexamination petitions, and wrote numerous reports.

Selected Clients - Dr. Gottesman's clients have included: Alston & Bird, AZA Law, BakerHostetler, Bracewell & Giuliani LLP, Comcast, Cooley Godward Kronish, Cummins, Dechert, Echelon, Fenwick & West, Fish & Richardson, Google, Hill Kertscher & Wharton, Kirkland & Ellis, Sidley Austin, Weir & Partners, Woodcock & Washburn, MagicJack, Microsoft, Milbank, Tweed, Hadley & McCloy LLP, Nokia, Parts Geek, Samsung, Toshiba, TruePosition, Vinson & Elkins LLP, Wiav, and Williams & Connolly LLP.

View Dr. Gottesman's Consulting Profile.

Harry Direen, PhD, PE has over 30 years of experience as an engineer Designing and Developing Systems in the Electronics and Software Industry. He has taught engineering courses at the US Air Force Academy and at the University of Colorado. Dr. Direen currently works with a research group at the US Air Force Academy developing control systems and image processing using GPGPUs for UAVs. An inventor, he holds 3 United States patents.

Litigation Support - Dr. Direen has significant experience as an expert witness supporting counsel and testifying in complex patent infringement cases. He has a broad base of knowledge in electronic and software systems gained from a long career developing a wide range of products and systems. His litigation experience also includes encryption / decryption methods associated with databases and signal processing.

Dr. Direen has reverse engineered a variety of complex systems over the years, including: media players, modems, modem compression algorithms, coriolis mass flow meters, database systems, and a range of other products to support patent infringement cases generating detailed claim charts and writing expert reports to demonstrate infringement. He has successfully discovered and analyzed complex digital signal processing algorithms and pertinent operations within these products.

Dr. Direen's expertise is available to counsel representing both plaintiff and defendant. He is highly proficient in explaining complex systems to laymen.

Areas of Expertise:

Electronic Systems Control Systems Embedded Systems Design and Development Databases Control of UAVs / Drones

Robotics Software Signal Processing Product Reverse Engineering Intellectual Property

View Dr. Direen's Consulting Profile.

H. Landis “Lanny” Floyd II, PE, CSP, CMRP, CRL, CESCP, Life Fellow IEEE, has over 45 years of experience in Electrical Safety in the Workplace. His work has advanced the application of Human Factors Engineering, Electrical Technology, and Safety Management Systems in preventing occupational electrical injuries. Mr. Floyd retired from DuPont in 2014, holding the positions of Principal Consultant - Electrical Safety & Technology, and Global Electrical Safety Competency Leader. 

Background Experience - For the past 35 years, Mr. Floyd focused on electrical safety in the construction, operation, and maintenance of industrial and commercial facilities worldwide for DuPont. This included safety management systems, competency renewal, work practices, and the application of technologies critical to electrical safety performance. From 1992 to 2014, he led the team that designed and facilitated implementation of a strategy for continuous and sustainable improvement in occupational electrical safety for DuPont Global Operations. This work enabled breakthrough performance in prevention of serious injuries and fatalities from electrical energy in DuPont facilities worldwide. In 2013, Mr. Floyd was invited to join the faculty at the University of Alabama at Birmingham, where he teaches in the Advanced Safety Engineering and Management Master of Engineering degree program. 

Litigation Support - Mr. Floyd has been providing expert witness services and litigation support for over 10 years. His expertise is available to counsel representing both plaintiff and defendant. Mr. Floyd's services include consulting, site inspections, testing, reports, depositions, and trial testimony when necessary. 

Areas of Expertise:

Workplace Electrical Safety Electrical Shock Arc Flash Electrical Safety Management Systems Electrical Codes and Standards NFPA70E & National Electrical Safety Code National Electrical Code Electrical Testing Instruments

Electrical Injury Electrocution Electrical Reliability Electrical Maintenance Electrical Construction Occupational Electrical Safety Electric Power Systems Overhead Power Lines

View Lanny Floyd's Consulting Profile.

James Parker has over 35 years of relevant industry experience specializing in Electronic Security Systems & Sensors, Electronics R&D, and New Product Development. He has in-depth knowledge of electronic product design in both Wired and Wireless Technologies and outstanding knowledge of Environmental and False Alarm Immunity. Products, such as alarm systems, that Mr. Parker led the design of, have an installed base in the millions. 

Litigation Support - Mr. Parker provides Patent Litigation support to counsel representing both Plaintiff and Defense and is experienced with civil liability, criminal and patent litigation, including Inter Partes Reviews (IPRs). He has the ability to explain complex technical material in a straight forward manner. Mr. Parker's past clients include Cravath, Swaine & Moore LLP, Weil, Gotshal & Manges LLP, Fish & Richardson PC, Alarm.com, 2GIG Technologies, and Nest Labs. His services are available nationally and internationally. 

Areas of Expertise:

Electronic Security Security Systems Burglar Alarm Systems Intrusion Detection Motion Detection Wireless Alarm Systems Wired Alarm Systems Occupancy Detection Systems Premises Security Residential and Commercial Security Inter Partes Reviews (IPRs)

Research and Development Engineering Management New Product Development Electronic Engineering Embedded Systems Alarm Control Panels PIR (Passive Infra-Red) Motion Detection uW (Microwave) Doppler Motion Detection Solar LED Flood Lights (Patio to Street Level) Patent Litigation Intellectual Property

Background - Mr. Parker is the Past Vice President of Engineering for Digital Security Controls Ltd. (DSC), a leading global manufacturer of electronic security systems and components with sales exceeding $400 million annually. He is currently the President at EE-Systems Group Inc. Canada (R&D) where he is responsible for overseeing new product and business development. A prolific inventor, Mr. Parker has been granted over 25 unique patents with approximately 100 patent documents published worldwide. 

View James Parker's Consulting Profile.

Envista Forensics is a global leader in Forensic Engineering & Recovery Solutions. They provide Cause & Origin, Failure Analysis, Fire and Explosion Investigations, Accident Reconstruction, Damage Evaluations and Equipment Restoration Services following disasters of all kinds. Envista has offered Consulting Services to the insurance, legal and risk management industries, as well as businesses, public entities, and universities for over 25 years. Their Experts travel globally from 30 offices located across the U.S., Canada, Mexico, the U.K., Australia and Singapore.

Envista's experience counts when equipment, systems, structures, or data have been threatened by catastrophe or litigation. Their experts and advisors determine cause and responsibility, and identify the nature and extent of damage or loss and provide a full range of solutions to protect their assets. Envista's technical professionals are trusted advisors and industry leaders. Their expertise is broad and deep, capable of withstanding all forms of scrutiny. Envista's services are available globally so that certainty is assured no matter where in the world it is needed. As the recovery from disasters has grown more complex, Envista has developed a comprehensive array of services to help their clients and has associates located around the globe to provide assurance no matter the type of loss or location of the disaster.

Envista helps attorneys quickly get to meaningful answers on the many technical issues at the center of a dispute. Their engineers have decades of experience working with both defendants and plaintiffs. They offer effective Expert Witness Testimony, with the ability to communicate effectively, build rapport with juries and judges, and maintain adherence to structured, methodical approaches in drawing conclusions are all extremely critical. Envista Forensics understands how critical the selection of an expert can be, and we understand what makes experts effective. Their court qualified experts have extensive experience providing expert testimony on a wide variety of engineering and technical matters.

Areas of Expertise:

Aviation & Aerospace Biomechanics Construction Defects Digital Forensics Electrical Injury & Electrocutions Causation Chemical Computer / Network Equipment Failure Construction Defect Disputes over Reparability of Damage Electrical Failure Equipment Restoration Fire & Explosion Analysis Equipment Restoration

Industrial / Manufacturing Equipment Materials Failure Mechanical Accidents Mechanical Failure Medical / Laboratory Equipment Product Failure / Liability Project Management Structural Failure Subrogation Utility & Energy Valuation of Structures or Equipment Vehicle Accident Investigation Workplace / Premises Accidents

View Envista's Consulting Profile.

A Licensed Professional Engineer in 11 states, John Averrett specializes in electrical shock/electrocution, utilities, lightning strikes, and grounding cases involving death, personal injury, industrial equipment failure, vehicular accidents, fire cause/origin, contract, and construction disputes. 

Areas of practice include: Alabama, Florida, Georgia, Mississippi, Tennessee, South Carolina, North Carolina, Kentucky, Arkansas, Louisiana, and Texas; other states by comity. 

John Averrett is Executive Vice President of Goodwyn Mills & Cawood headquartered in Montgomery, AL. He has more than 25 years' experience in plan development for governmental, municipal, industrial and commercial clients and is currently coordinating a group of twelve other electrical engineers and designers. In addition to his design efforts, Mr. Averrett's experience includes work with electric utilities that includes transmission, sub-stations, and distribution; work with investigating lightning strikes; work with investigating grounding insufficiencies; and work analyzing and providing solutions for arc flash hazards.

Litigation Support - Mr. Averrett offers expert witness services to attorneys representing plaintiff and defendant. He provides site review, thorough reporting, deposition, and trial testimony as needed nationwide.

Electrical Engineering Electrocution Lightning Lightning Protection Arc Flash Electrical Safety

Building Analysis Grounding Shock Electric Shock Drowning Breaker Coordination Electrical Utility Districution