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IEEE 841-2009

Superseded

Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by

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)

Available format(s)

PDF

Superseded date

02-06-2021

Superseded by

IEEE 841-2021

Language(s)

English

Published date

17-08-2009

$295.43
Including GST where applicable

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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IEEE 1566-2015 IEEE Standard for Performance of Adjustable-Speed AC Drives Rated 375 kW and Larger
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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
API 674 REDLINE : 2010 POSITIVE DISPLACEMENT PUMPS - RECIPROCATING
04/30114086 DC : DRAFT JUL 2004 EN ISO 10440-1 - PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES - ROTARY-TYPE POSITIVE DISPLACEMENT COMPRESSORS - PART 1: PROCESS COMPRESSORS (OIL-FREE)
API 546 : 2008 BRUSHLESS SYNCHRONOUS MACHINES - 500 KVA AND LARGER
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API 614 REDLINE : 2008 LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
API 540 : 1999 : R2006 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
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API 610 REDLINE : 2010 CENTRIFUGAL PUMPS FOR PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES
API RP 14F:2008 DESIGN, INSTALLATION, AND MAINTENANCE OF ELECTRICAL SYSTEMS FOR FIXED AND FLOATING OFFSHORE PETROLEUM FACILITIES FOR UNCLASSIFIED AND CLASS 1, DIVISION 1 AND DIVISION 2 LOCATIONS
API 540:1999 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
I.S. EN ISO 13709:2009 CENTRIFUGAL PUMPS FOR PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES
BS EN ISO 10440-1:2001 Petroleum and natural gas industries. Rotary-type positive-displacement compressors Process compressors (oil-free)
ISO 13710:2004 Petroleum, petrochemical and natural gas industries Reciprocating positive displacement pumps
BS EN ISO 13710:2004 Petroleum, petrochemical and natural gas industries. Reciprocating positive displacement pumps
BS EN ISO 10438-2:2003 Petroleum and natural gas industries. Lubrication, shaft sealing and control oil systems and auxiliaries Special purpose oil systems
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)
EN ISO 13710:2004 Petroleum, petrochemical and natural gas industries - Reciprocating positive displacement pumps (ISO 13710:2004)
IEEE 1068-2015 IEEE Standard for the Repair and Rewinding of AC Electric Motors in the Petroleum, Chemical, and Process Industries
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API 616 : 2011 GAS TURBINES FOR THE PETROLEUM, CHEMICAL, AND GAS INDUSTRY SERVICES
API TR 11L6 : 2008 TECHNICAL REPORT ON ELECTRIC MOTOR PRIME MOVER FOR BEAM PUMPING UNIT SERVICE
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API 676 CHINESE : 2009 POSITIVE DISPLACEMENT PUMPS - ROTARY
API 674 : 2010 : INC : ERR 1 : 2015 : R2016 POSITIVE DISPLACEMENT PUMPS - RECIPROCATING
API 674 : 2010 : ERR 2 : 2015 POSITIVE DISPLACEMENT PUMPS - RECIPROCATING
IEEE 45.1-2017 IEEE Recommended Practice for Electrical Installations on Shipboard--Design
IEEE 1349-2011 REDLINE IEEE Guide for Application of Electric Motors in Class I, Division 2 and Class I, Zone 2 Hazardous (Classified) Locations
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API 614 : 2008 LUBRICATION, SHAFT-SEALING AND OIL-CONTROL SYSTEMS AND AUXILIARIES
API 14F REDLINE : 2008 DESIGN, INSTALLATION, AND MAINTENANCE OF ELECTRICAL SYSTEMS FOR FIXED AND FLOATING OFFSHORE PETROLEUM FACILITIES FOR UNCLASSIFIED AND CLASS 1, DIVISION 1 AND DIVISION 2 LOCATIONS
ISO 13709:2009 Centrifugal pumps for petroleum, petrochemical and natural gas industries
IEEE 1068-2009 IEEE Standard for the Repair and Rewinding of AC Electric Motors in the Petroleum, Chemical, and Process Industries
PIP ELSMT01 : 2012 AC SQUIRREL CAGE INDUCTION MOTOR SPECIFICATION (4000 VOLTS AND BELOW)
PIP ELEMT01 : 2013 GUIDELINES FOR SELECTING IEEE AND API STANDARDS FOR AC MOTORS 250 HP (185 KW) AND LARGER

NEMA MG 1 : 2016 MOTORS AND GENERATORS
NEMA MG 10:2017 Energy Management Guide for Selection and Use of Fixed Frequency Medium AC Squirrel-Cage Polyphase Induction Motors
IEEE 275-1992 IEEE Recommended Practice for Thermal Evaluation of Insulation Systems for Alternating-Current Electric Machinery Employing Form-Wound Preinsulated Stator Coils for Machines Rated 6900 V and Below
IEEE 522-2004 IEEE Guide for Testing Turn Insulation of Form-Wound Stator Coils for Alternating-Current Electric Machines
NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
IEEE 1349-2011 REDLINE IEEE Guide for Application of Electric Motors in Class I, Division 2 and Class I, Zone 2 Hazardous (Classified) Locations
IEC 60034-1:2017 Rotating electrical machines - Part 1: Rating and performance
API 610 : 2010 CENTRIFUGAL PUMPS FOR PETROLEUM, PETROCHEMICAL AND NATURAL GAS INDUSTRIES
IEEE 117-1974 IEEE Standard Test Procedure for Evaluation of Systems of Insulating Materials for Random-Wound AC Electric Machinery
IEEE 112-2004 IEEE Standard Test Procedure for Polyphase Induction Motors and Generators
IEEE 303-2004 IEEE Recommended Practice for Auxiliary Devices for Rotating Electrical Machines in Class I, Division 2 and Zone 2 Locations
NEMA MG 3-1974 (R1995, R2000, R2006, R2012, R2014, R2021) Sound Level Prediction for Installed Rotating Electrical Machines

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