IEEE 841-2009
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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IEEE Standard for Petroleum and Chemical Industry--Premium-Efficiency, Severe-Duty, Totally Enclosed Fan-Cooled (TEFC) Squirrel Cage Induction Motors--Up to and Including 370 kW (500 hp)
02-06-2021
English
17-08-2009
1 Overview
1.1 Scope
1.2 Purpose
2 Normative references
3 Service conditions
3.1 Usual service conditions
3.2 Unusual service conditions
4 Ratings
4.1 Basis of rating
4.2 Frame assignments
4.3 Voltage and frequency ratings
4.4 Synchronous speed ratings
4.5 Enclosures
5 Electrical performance
5.1 General
5.2 Motor designs and starting characteristics
5.3 Power supply variations
5.4 Insulation system and temperature rise
6 Mechanical features
6.1 Bearings and lubrication
6.2 Rotor and shaft
6.3 Frames, endshields, and fan covers
6.4 Fans
6.5 Main terminal boxes and terminal leads
6.6 Drains
6.7 Hardware
6.8 Airborne sound
6.9 Vibration
7 Corrosion-resistant treatment
7.1 Frame paint
7.2 Assembly
7.3 Exposed internal stator, rotor, and shaft surfaces
7.4 Miscellaneous
8 Efficiency
9 Tests
9.1 Test methods
9.2 Factory tests
9.3 Additional tests
9.4 Test information supplied with motor
9.5 Prototype tests
10 Nameplate
10.1 Nameplate marking
10.2 Nameplate material
11 Space heaters - requirements
12 Data exchange - user and manufacturer
Annex A (normative) Prototype motor tests
Annex B (informative) Motor data sheet
Annex C (informative) Bibliography
This standard applies to premium-efficiency totally enclosed fan-cooled (TEFC), horizontal and vertical, single-speed, squirrel cage polyphase induction motors, up to and including 370 kW (500 hp), and 4000 V nominal, in National Electrical Manufacturers Association (NEMA) frame sizes 143T and larger, for petroleum, chemical, and other severe-duty applications (commonly referred to as premium-efficiency severe-duty motors).
Committee |
Petroleum and Chemical Industry
|
DevelopmentNote |
Supersedes IEEE DRAFT 841. (07/2002)
|
DocumentType |
Standard
|
ISBN |
978-0-7381-5923-2
|
Pages |
25
|
PublisherName |
Institute of Electrical & Electronics Engineers
|
Status |
Superseded
|
SupersededBy | |
Supersedes |
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IEEE 3001.11-2017 | IEEE Recommended Practice for Application of Controllers and Automation to Industrial and Commercial Power Systems |
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NFPA 79 : 2018 | ELECTRICAL STANDARD FOR INDUSTRIAL MACHINERY |
IEEE 1566-2015 | IEEE Standard for Performance of Adjustable-Speed AC Drives Rated 375 kW and Larger |
ISO 10438-2:2007 | Petroleum, petrochemical and natural gas industries — Lubrication, shaft-sealing and control-oil systems and auxiliaries — Part 2: Special-purpose oil systems |
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BS EN ISO 13709:2003 | Centrifugal pumps for petroleum, petrochemical and natural gas industries |
I.S. EN ISO 10440-1:2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - ROTARY TYPE POSITIVE-DISPLACEMENT COMPRESSORS - PART 1: PROCESS COMPRESSORS |
I.S. EN ISO 10438-2:2007 | PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - LUBRICATION, SHAFT-SEALING AND CONTROL-OIL SYSTEMS AND AUXILIARIES - PART 2: SPECIAL-PURPOSE OIL SYSTEMS |
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BS EN ISO 10440-1:2001 | Petroleum and natural gas industries. Rotary-type positive-displacement compressors Process compressors (oil-free) |
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ISO 10440-1:2007 | Petroleum, petrochemical and natural gas industries — Rotary-type positive-displacement compressors — Part 1: Process compressors |
EN ISO 10438-2:2007 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 2: Special-purpose oil systems (ISO 10438-2:2007) |
EN ISO 13709:2009 | Centrifugal pumps for petroleum, petrochemical and natural gas industries (ISO 13709:2009) |
EN ISO 10440-1:2007 | Petroleum, petrochemical and natural gas industries - Rotary-type positive-displacement compressors - Part 1: Process compressors (ISO 10440-1:2007) |
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