NEMA design E motors and controls - what's it all about?

IEEE Industry Applications Magazine

Volumn 5, Issue 4, 1999, Pages 26-36

  Kilburn, Jeffrey A ^a   Daugherty, Roger H ^b  

^a Allen Bradley Company   (United States)

^b NONE

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC CURRENTS; ELECTRIC EQUIPMENT PROTECTION; ELECTRIC LOADS; ELECTRIC RESISTANCE; ENERGY EFFICIENCY; RELAY PROTECTION; ROTORS; STANDARDS; TORQUE;

LOCKED ROTOR CURRENT; NATIONAL ELECTRICAL CODE; NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION; OVERLOAD PROTECTION;

ELECTRIC MOTORS;

EID: 0032635951     PISSN: 10772618     EISSN: None     Source Type: Journal    
DOI: 10.1109/2943.771364     Document Type: Article

References (12)

1. NEMA Standards Publication No. MG 1-1993, Motors and Generators, National Electrical Manufacturers Association, Rosslyn, VA.
2. NEMA Standards Publication No. MG 13-1994. Frame Assignments for Alternating Current Integral-Horsepower Induction Motors, National Electrical Manufacturers Association, Rosslyn, VA.
3. NEMA Standards Publication No. ICS 2-1996, Industrial Controls and Systems, National Electrical Manufacturers Association, Rosslyn, VA.
4. IEC Standard Publication 34-12, Rotating electrical machines. Part 12; Starting performance of single-speed three-phase cage induction motors for voltages up to and including 660 V, Bureau Central de la Commission Electrocechnique Internationale, Benève, Suisse.
5. IEC Standard Publication 947-4-1, Low-voltage switchgear and controlgear. Part 4: Contactors and motor-starters. Section One - Electromechanical contactors and motor-starters, Bureau Central de la Commission Electrotechnique Internationale, 3, rue de Varembè, Genève, Suisse.
6. Energy Policy Act, Public Law 102-486, United States Congress, October 24, 1992.
7. G. E. Heberlein, Jr., "Addressing Nuisance Tripping of Instantaneous Trip Breakers in High Efficiency Motor Applications," IEEE Paper No. PCIC-89-03, 1989.
8. National Electrical Code, National Fire Protection Association, Batterymarch Park, MA 02269, 1996.
9. "Task Force on Design E Motor Application Guidelines: NEMA Subcommittee 2 - Low Voltage Controllers, Contactors and Overload Relays," Standards Policy and Coordinating Committee, Industrial Controls and Systems Section, 1994.
10. J.J. Revelt, "Don't Let The New Design E Motor Throw You A Curve," Electrical Control and Maintenance, March, 1996.
11. UL Standard for Safety for Industrial Control Equipment (UL508), 16th ed., Feb. 23, 1993 (rev. Apr. 16, 1996), Underwriter's Laboratories, Inc., 333 Pfingsten Road, Northbrook, IL 60062-2096.
12. UL Standard for Safety for Molded-Case Circuit Breakers and Circuit-Breaker Enclosures, (UL489), 8th ed., Oct. 9, 1991 (rev. Jun. 29, 1995), Underwriter's Laboratories, Inc., 333 Pfingsten Road, Northbrook, IL 60062-2096.