SECTION 16221 - TEFC AC INDUCTION MOTORS

1 Baldor Electric ProSPEC MASTERFORMAT SPECIFICATION May 3, 2005 TEFC AC INDUCTION MOTORS 16221 - 1 SECTION 16221 - TEFC AC INDUCTION MOTORS PART 1 - GENERAL SUMMARY A. This specification covers integral horsepower squirrel cage AC INDUCTION MOTORS . B. This specification is intended to specify superior quality MOTORS that provide consistent performance, highest efficiency, improved life cycle and lowest maintenance cost. The MOTORS shall be built to provide to provide the following: 1. Safe operation. 2. Highest efficiency. 3. Reliability in an application, which may be corrosive and wet.

2 4. Minimum maintenance requirement due to the design and quality of materials and workmanship. 5. Lowest noise pollution. DEFINITIONS AND ABBREVIATIONS A. Definition of terms used in this specification shall be in accordance with NEC Article 100, ANSI/IEEE Standard 100, and UL Standards Glossary. B. DE: Drive End, motor side. C. Megger - The electrical test of the insulation resistance of an electrical motor at 500, 1000, 2500, or 5000 volts DC. This test is performed to detect insulation breakdown. Also, the term Megger is used to describe the test equipment used to perform the test.

3 D. ODP: Open drip-proof, motor enclosure. E. ODE: Opposite Drive End, motor side. F. RPM: Revolutions per minute. G. RTD: Resistance Temperature Detector. H. TEAO: Totally Enclosed Air Over, air cooled motor enclosure. I. TENV: Totally Enclosed Non Ventilated. J. TEBC: Totally enclosed Blower Cooled, motor enclosure with separately powered blower. K. TEFC: Totally Enclosed Fan Cooled, motor enclosure. Baldor Electric ProSPEC MASTERFORMAT SPECIFICATION May 3, 2005 TEFC AC INDUCTION MOTORS 16221 - 2 L. T STAT: Thermostat, automatic reset high temperature thermal protector switch.

4 M. WP: Weather protected, motor enclosure. STANDARDS AND CODES A. motor design and construction shall be in accordance with the latest applicable codes and standards of the following organizations: 1. ABMA American Bearing Manufacturers Association 2. ANSI American National Standard Institute 3. API American Petroleum Institute 4. ASTM American Society for Testing and Materials 5. CEE Consortium for Energy Efficiency 6. CSA Canadian Standards Association 7. IEC International Electrotechnical Commission 8.

5 IEEE Institute of Electrical and Electronics Engineers 9. NEC National Electrical Code 10. NEMA National Electrical Manufacturers Association 11. NESC National Electrical Safety Code 12. NETA National Electrical Testing Association 13. NFPA National Fire Protection Agency - National Electrical Code 14. SAE Society of Automotive Engineers 15. UL Underwriters Laboratories B. All MOTORS shall be listed under UL recognized component file. C. All MOTORS shall be CSA certified. D. All MOTORS shall be suitable for installation according to the requirements of NEC.

6 SUBMITTALS A. Product Data: For each type of motor , provide dimensions; mounting arrangements; location for conduit entries; shipping and operating weights; and manufacturer's technical data on features, performance, electrical ratings, and characteristics. Baldor Electric ProSPEC MASTERFORMAT SPECIFICATION May 3, 2005 TEFC AC INDUCTION MOTORS 16221 - 3 B. motor performance submittals for special applications, upon Engineer s request, shall include the following manufacturer s data: 1. Torque vs. RPM curves at 80% and 100% nominal line voltage.

7 2. motor performance - Percent Efficiency, Power Factor, Torque, RPM, Power (W) and Current (A) vs. Percent of rated power output (Horsepower) curves. 3. motor performance percent change - Percent Efficiency, Power Factor, Torque, RPM, Power (W) and Current (A) vs. percent of line voltage variation curve. 4. motor Derating Factor vs. voltage percent unbalance curve. 5. motor thermal damage, logarithm inverse time vs. percent full load current curve. 6. Harmonic Derating Factor vs. Harmonic Voltage Factor curve, based on typical adjustable speed drive input line distortion.

8 A. Adjustable speed drive and motor shall be of Matched Performance type. b. Adjustable speed drive and motor shall be manufactured by the same company. 7. Recommended power factor correction capacitor KVAR rating. 8. motor equivalent circuit with parameters values. 9. INDUCTION motor time constants: a. Open circuit time constant for power transfer switching surge analysis. b. Short circuit time constant and x/r ration for power system fault current analysis. C. Shop Drawings: For each type and size motor , 1. Include dimensioned drawings with mountings details, including required clearances and service space around equipment.

9 Include the following: a. Each installed motor type and details. b. UL, CSA or other applicable agency listing. 2. Wiring Diagrams to include power and auxiliary devices wiring. D. Qualification Data: For testing agency and manufacturer. E. Operation and Maintenance manual motor and all installed devices, and components to include the following: 1. Manufacturer s instruction sheets. 2. Manufacturer s installation instructions. Baldor Electric ProSPEC MASTERFORMAT SPECIFICATION May 3, 2005 TEFC AC INDUCTION MOTORS 16221 - 4 3. Manufacturer s operating manual.

10 QUALITY ASSURANCE A. Manufacturer Qualifications: 1. motor manufacturer shall be based and headquartered in the United States of America and shall design and manufacture MOTORS in the United States. 2. motor manufacturer shall have over 50 years experience in the motor industry and shall maintain active company wide quality assurance program. 3. motor manufacturer shall have corporate quality policy based on the customer perceived value formula. 4. motor manufacturer shall maintain an authorized service center capable of providing training, parts, and emergency maintenance and repairs.