ANSI/NEMA C50.41 : 2012
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
View Superseded by
POLYPHASE INDUCTION MOTORS FOR POWER GENERATION STATIONS
Hardcopy , PDF
07-27-2021
English
03-11-2013
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Foreword
1 Scope
2 Applicable Standards
3 Definitions
4 Service Conditions
5 Basis of Rating
6 Horsepower Ratings of Multispeed Motors
7 Insulation Systems
8 Service Factor
9 Temperature
10 Torques
11 Starting Requirements
12 Load Inertia (Wk[2])
13 Variation from Rated Voltage and Rated Frequency
14 Bus Transfer or Reclosing
15 Power Factor Correction
16 Efficiency
17 Stator current pulsations
18 Surge Capabilities of AC Winding with Form-Wound
Coils
19 Motors Operating on an Ungrounded System
20 Occasional Excess Current
21 Operation of Induction Motors from Variable-Frequency
or Variable-Voltage Power Supplies, or Both
22 Belt, Chain, and Gear Drive
23 Aseismatic Capability
24 Airborne Sound
25 Bearings
26 Lubrication System
27 Overspeed
28 Construction Features
29 Terminal Housing and Boxes
30 Coupling End Play and Rotor Float
31 Motor Vibration
32 High-Potential Tests
33 Motor with Sealed Windings - Conformance Tests
34 Tests on Complete Motors
35 Rotation
36 Nameplate
37 Documentation
Pertains to polyphase induction motors intended for use in power-generating stations, including the following: frame size larger than 440 series, squirrel cage type, single speed or multispeed, horizontal or vertical construction and form wound.
| DocumentType |
Standard
|
| Pages |
44
|
| PublisherName |
National Electrical Manufacturers Association
|
| Status |
Superseded
|
| SupersededBy |
| IEEE 1415 : 2006 | INDUCTION MACHINERY MAINTENANCE TESTING AND FAILURE ANALYSIS |
| API STD 541 : 2014 | FORM-WOUND SQUIRREL CAGE INDUCTION MOTORS - 375 KW (500 HORSEPOWER) AND LARGER |
| IEEE 741-2007 | IEEE Standard Criteria for the Protection of Class 1E Power Systems and Equipment in Nuclear Power Generating Stations |
| IEEE C37.96-2012 | IEEE Guide for AC Motor Protection |
| IEEE 3004.8-2016 | IEEE Recommended Practice for Motor Protection in Industrial and Commercial Power Systems |
| IEEE 1566-2015 | IEEE Standard for Performance of Adjustable-Speed AC Drives Rated 375 kW and Larger |
| NASA KSC DE 512-SM : 2012 | FACILITY SYSTEMS, GROUND SUPPORT SYSTEMS, AND GROUND SUPPORT EQUIPMENT GENERAL DESIGN REQUIREMENTS |
| NEMA MG 2:2014 | Safety Standard for Construction and Guide for Selection, Installation and Use of Electric Motors and Generators |
| IEEE 112-2004 | IEEE Standard Test Procedure for Polyphase Induction Motors and Generators |
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