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Aimed at engineers in product development as well as advanced students of electrical engineering, control and mechatronics, this is the first English-language edition of the bestselling German book in which the authors address the issue of fractional horsepower drives. They are crucial for all kinds of products, from simple domestic utensils to the most complex and advanced technological applications. This handbook gives a practical overview on all of the available drives.
This comprehensive handbook is recognized as the definitive stand-alone energy manager’s desk reference, used by tens of thousands of professionals throughout the energy management industry. This new ninth edition includes new chapters on energy management controls systems, compressed air systems, renewable energy, and carbon reduction. There are major updates to chapters on energy auditing, lighting systems, boilers and fired systems, steam and condensate systems, green buildings waste heat recovery, indoor air quality, utility rates, natural gas purchasing, commissioning, financing and performance contracting and much more with numerous new and updated illustrations, charts, calculation procedures and other helpful working aids.
This authoritative reference provides up-to-date information on theory, design, and practical applications for anyone concerned with electric and electronic motor controls. The reader is guided step by step through every conceivable application for controlling motors in residential, commercial and industrial installations. Also covered are starting and stopping motors, overload protection, overcurrent protection, reversing, changing speed, jogging, plugging and sequence control. Of special interest are energy management systems and programmable controllers. For the second edition, a new chapter has been added on the subject of solid state devices.
Written to serve the needs of construction industry professionals, this practical handbook provides a consolidated guide for design engineers and project managers, as well as maintenance professionals, technicians and others who must accurately specify electrical equipment.
Give your students a firm foundation in NEC? basics with the 2008 Edition of User's Guide to the National Electrical Code. This full-color, illustrated text has been completely revised to include new chapter features that guide students through the 2008 Code, reinforcing key principles, such as the difference between GFPE and GFCI equipment. With this text, students will understand the intent behind the most critical NEC? requirements, the way NEC? chapters and articles work together, and how the NEC? is related to other electrical standards and building codes. User's Guide is the key to getting the right answers faster and more efficiently.
Presenting current issues in electric motor design, installation, application, and performance, this second edition serves as the most authoritative and reliable guide to electric motor utilization and assessment in the commercial and industrial sectors. Covering topics ranging from motor energy and efficiency to computer-aided design and equipment selection, this reference assists professionals in all aspects of electric motor maintenance, repair, and optimization. It has been expanded by more than 40 percent to explore the most influential technologies in the field including electronic controls, superconducting generators, recent analytical tools, new computing capabilities, and special purpose motors.
Build a firm foundation in NEC basics with the 2005 Edition of User's Guide to the National Electrical Code. NFPA's full-color illustrated guide walks you through the 2005 Code, explaining key principles, such as the difference between GFPE and GFCI equipment. With this text you'll understand the intent behind the most critical NEC requirements, the way NEC chapters and articles work together, and how the NEC is related to other electrical standards and building codes. The User's Guide is the key to getting the right answers, faster and more efficiently! Written by H. Brooke Stauffer of the National Electrical Contractors Association (NECA), this primer shows you how to find answers in today's NEC(R), significantly improving your productivity and effectiveness on the job. User's Guide to the National Electrical Code(R) is the ideal starting point for electrical apprentices and a useful reference for experienced professionals. Use it alongside your 2005 Code!