• There are no items in your cart
We noticed you’re not on the correct regional site. Switch to our AMERICAS site for the best experience.
Dismiss alert

ANSI C84.1 : 2016

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

ELECTRIC POWER SYSTEMS AND EQUIPMENT - VOLTAGE RATINGS (60 HERTZ)
Superseded date

19-01-2021

Published date

06-12-2012

Foreword
1 Scope and purpose
2 Definitions
3 System Voltage Classes
4 Selection of Nominal System Voltages
5 Explanation of Voltage Ranges
6 Voltage Ratings for 60-Hz Electric Equipment
Annex A - Principal Transformer Connections to Supply the
          System Voltages of Table 1
Annex B - Illustration of Voltage Ranges of Table 1
Annex C - Polyphase Voltage Unbalance
Annex D - Applicable Standards

Specifies nominal voltage ratings and operating tolerances for 60Hz electric power systems above 100 volts.

DocumentType
Standard
PublisherName
National Electrical Manufacturers Association
Status
Superseded
SupersededBy

NFPA 70B : 2016 RECOMMENDED PRACTICE FOR ELECTRICAL EQUIPMENT MAINTENANCE
UFC 4-510-01 : Change 2 UNIFIED FACILITIES CRITERIA - DESIGN: MILITARY MEDICAL FACILITIES
IEEE 1427-2006 IEEE Guide for Recommended Electrical Clearances and Insulation Levels in Air Insulated Electrical Power Substations
IEEE DRAFT C57.12.44 : D2.1 2005 REQUIREMENTS FOR SECONDARY NETWORK PROTECTORS
IEEE C57.12.23-2009 IEEE Standard for Submersible Single-Phase Transformers: 167 kVA and Smaller; High Voltage 25 000 V and Below; Low Voltage 600 V and Below
SAE ARP 1940 : 1993 SOLID-STATE FREQUENCY CONVERTER 400 HERTZ, 3-PHASE OUTPUT
CSA C22.2 No. 62368-1 : 2014 AUDIO/VIDEO, INFORMATION AND COMMUNICATION TECHNOLOGY EQUIPMENT - PART 1: SAFETY REQUIREMENTS
IEEE 1901-2010 IEEE Standard for Broadband over Power Line Networks: Medium Access Control and Physical Layer Specifications
IEEE C37.121-2012 GUIDE FOR SWITCHGEAR - UNIT SUBSTATION - REQUIREMENTS
IEEE 1147-2005 IEEE Guide for the Rehabilitation of Hydroelectric Power Plants
IEEE C57.12.36-2007 IEEE Standard Requirements for Liquid-Immersed Distribution Substation Transformers
IEEE 241 : 1990 ELECTRIC POWER SYSTEMS IN COMMERCIAL BUILDINGS
UFC 3-520-01 : 2015 UNIFIED FACILITIES CRITERIA - INTERIOR ELECTRICAL SYSTEMS
IEEE 1547.2 : 2008 APPLICATION GUIDE FOR IEEE STD 1547[TM], IEEE STANDARD FOR INTERCONNECTING DISTRIBUTED RESOURCES WITH ELECTRIC POWER SYSTEMS
IEEE DRAFT C37.09 : D03F JAN 99 TEST PROCEDURE FOR AC HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON A SYMMETRICAL CURRENT BASIS
IEEE C57.12.50 : 1981 REQUIREMENTS FOR VENTILATED DRY-TYPE DISTRIBUTION TRANSFORMERS, 1 TO 500 KVA, SINGLE-PHASE, AND 15 TO 500 KVA, THREE-PHASE, WITH HIGH-VOLTAGE 601 TO 34500 VOLTS, LOW-VOLTAGE 120 TO 600 VOLTS
IEEE 1409-2012 IEEE Guide for Application of Power Electronics for Power Quality Improvement on Distribution Systems Rated 1 kV Through 38 kV
FIPS PUB 94 : 0 GUIDELINE ON ELECTRICAL POWER FOR ADP INSTALLATIONS
NFPA 99C : 2005 GAS AND VACUUM SYSTEMS
MIL-STD-1542 Revision B:1991
IEEE 141 : 1993 IEEE Recommended Practice for Electric Power Distribution for Industrial Plants
API 14FZ : 2013 RECOMMENDED PRACTICE FOR DESIGN, INSTALLATION, AND MAINTENANCE OF ELECTRICAL SYSTEMS FOR FIXED AND FLOATING OFFSHORE PETROLEUM FACILITIES FOR UNCLASSIFIED AND CLASS 1, ZONE 0, ZONE 1, AND ZONE 2 LOCATIONS
IEEE 1100 : 2005 POWERING AND GROUNDING ELECTRONIC EQUIPMENT
API 14F : 2008 : R2013 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
IEEE 242-2001 IEEE Recommended Practice for Protection and Coordination of Industrial and Commercial Power Systems (IEEE Buff Book)
API 540:1999 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
IEEE C57.12.34-2015 REDLINE IEEE Standard Requirements for Pad-Mounted, Compartmental-Type, Self-Cooled, Three-Phase Distribution Transformers, 10 MVA and Smaller; High-Voltage, 34.5 kV Nominal System Voltage and Below; Low-Voltage, 15 kV Nominal System Voltage and Below
IEEE DRAFT 1147 : D8 2005 GUIDE FOR THE REHABILITATION OF HYDROELECTRIC POWER PLANTS
UFC 4-150-02 : Change 5 UNIFIED FACILITIES CRITERIA - DOCKSIDE UTILITIES FOR SHIP SERVICE
TM 5-811-1 : V19950228 ARMY TECHNICAL MANUAL - ELECTRICAL POWER SUPPLY AND DISTRIBUTION
SAE J 2836/3 : 2017 USE CASES FOR PLUG-IN VEHICLE COMMUNICATION AS A DISTRIBUTED ENERGY RESOURCE
IEEE C57.12.51-2008 IEEE Standard for Ventilated Dry- Type Power Transformers, 501 kVA and Larger, Three-Phase, with High- Voltage 601 V to 34 500 V; Low- Voltage 208Y/120 V to 4160 V- General Requirements
ASHRAE HDBK REFRIGERATION : 2014 ASHRAE HANDBOOK - REFRIGERATION
SAE ARP 1816 : 2015 CHARGER FOR BATTERY POWERED GROUND SUPPORT EQUIPMENT
IEEE C57.17-2012 IEEE Standard Requirements for Arc Furnace Transformers
CSA C13.1 : M79(R2004) CAPACITOR VOLTAGE TRANSFORMERS
IEEE 1453-2015 REDLINE IEEE Recommended Practice for the Analysis of Fluctuating Installations on Power Systems
UFC 4-133-01 : CHANGE 1 UNIFIED FACILITIES CRITERIA - AIR TRAFFIC CONTROL AND AIR OPERATIONS FACILITIES
API 540 : 1999 : R2006 ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS
IEEE C37.06-2009 IEEE Standard for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis--Preferred Ratings and Related Required Capabilities for Voltages Above 1000 V
NFPA 70E : 2018 ELECTRICAL SAFETY IN THE WORKPLACE
API 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
IEEE C57.12.52-2012 IEEE Standard for Sealed Dry-Type Power Transformers, 501 kVA and Higher, Three-Phase, with High-Voltage 601 to 34500 Volts, Low-Voltage 208Y/120 to 4160 Volts—General Requirements
IEEE C57.116-2014 IEEE Guide for Transformers Directly Connected to Generators
IEEE DRAFT C62.48 : D10 2003 GUIDE ON INTERACTIONS BETWEEN POWER SYSTEM DISTURBANCES AND SURGE-PROTECTIVE DEVICES
IEEE DRAFT C57.12.00 : D4 98 DRAFT STANDARD GENERAL REQUIREMENTS FOR LIQUID-IMMERSED DISTRIBUTION, POWER, AND REGULATING TRANSFORMERS
ASTM F 1796 : 2009 : R2014 Standard Specification for High Voltage Detectors—Part 1 Capacitive Type to be Used for Voltages Exceeding 600 Volts AC
NASA STD 8719.24 : 2011 NASA EXPENDABLE LAUNCH VEHICLE PAYLOAD SAFETY REQUIREMENTS
ASTM F 1742 : 2003 : EDT 1 Standard Specification for PVC Insulating Sheeting
ASTM D 1050 : 2005 : EDT 1 Standard Specification for Rubber Insulating Line Hose
ASTM F 1507 : 1999 : R2006 Standard Specification for Surge Suppressors for Shipboard Use
UFC 3-501-01 : 2015 UNIFIED FACILITIES CRITERIA - ELECTRICAL ENGINEERING
NEMA XR 9-1984 (R1994, R2000) POWER SUPPLY GUIDELINES FOR X-RAY MACHINES
ASTM D 178 : 2001 : R2010 Standard Specification for Rubber Insulating Matting
NEMA PE 5:1997(R2003) Utility-Type Battery Chargers
IEC/IEEE 60076-57-129:2017 Power transformers - Part 57-129: Transformers for HVDC applications
ASTM F 2321 : 2014 : REDLINE Standard Specification for Flexible and Rigid Insulated Temporary By-Pass Jumpers
C22.1-18 Canadian Electrical Code, Part I (24th Edition), Safety Standard for Electrical Installations
ANSI/NEMA C93.1-1999 American National Standard for Requirements for Power-Line Carrier Coupling Capacitors and Coupling Capacitor Voltage Transformers (CCVTs)
IEEE C57.12.10-2010 REDLINE IEEE Standard Requirements for Liquid-Immersed Power Transformers
ASTM F 1507 : 1999 : R2011 Standard Specification for Surge Suppressors for Shipboard Use
C22.1-15 PACKAGE Consists of C22.1-15, Canadian electrical code, part I (23rd edition), safety standard for electrical installations; C22.1HB-15, Canadian electrical code handbook - an explanation of rules of the Canadian electrical code, part I and the 2015 Electrical quick reference
ANSI C37.52:1974 TEST PROCEDURES FOR LOW VOLTAGE AC POWER CIRCUIT PROTECTORS USED IN ENCLOSURES
IEEE C37.23-2003 IEEE Standard for Metal-Enclosed Bus
ASTM D 1050 : 2005 : R2011 Standard Specification for Rubber Insulating Line Hose
IEEE 1547-2003 IEEE Standard for Interconnecting Distributed Resources with Electric Power Systems
ASTM D 178 : 2001 : R2005 Standard Specification for Rubber Insulating Matting
ASTM F 2939 : 2013 Standard Specification for High Voltage Phasing Testers
ASTM F 1507 : 1999 Standard Specification for Surge Suppressors for Shipboard Use
IEEE C57.94-1982 IEEE Recommended Practice for Installation, Application, Operation, and Maintenance of Dry-Type General Purpose Distribution and Power Transformers
ASTM D 178 : 2001 : EDT 1 Standard Specification for Rubber Insulating Matting
ASTM F 1507 : 1999 : R2017 Standard Specification for Surge Suppressors for Shipboard Use
Z462-18 Workplace electrical safety
NEMA ICS 16:2001 Motion/Position Control Motors, Controls and Feedback Devices
NEMA MG 7 : 93 REV 1 96 MOTION/POSITION CONTROL MOTORS AND CONTROLS
ASTM F 1742 : 2003 : R2011 Standard Specification for PVC Insulating Sheeting
ASTM F 479 : 2006 Standard Specification for In-Service Care of Insulating Blankets
ASTM D 1050 : 2005 : R2017 Standard Specification for Rubber Insulating Line Hose
ASTM F 479 : 2006 : R2017 Standard Specification for In-Service Care of Insulating Blankets
ASTM D 178 : 2001 : EDT 2 Standard Specification for Rubber Insulating Matting
IEEE C62.34 : 1996 TEST METHODS AND PERFORMANCE OF LOW-VOLTAGE (1000 V RMS OR LESS) SURGE PROTECTIVE DEVICES USED ON SECONDARY DISTRIBUTION SYSTEMS (BETWEEN THE TRANSFORMER LOW-VOLTAGE TERMINALS AND THE LINE SIDE OF THE SERVICE EQUIPMENT)
ASTM F 1742 : 2003 Standard Specification for PVC Insulating Sheeting
IEEE C57.129-2007 REDLINE IEEE Standard for General Requirements and Test Code for Oil-Immersed HVDC Converter Transformers
IEEE C37.96-2012 IEEE Guide for AC Motor Protection
ASTM D 178 : 2001 Standard Specification for Rubber Insulating Matting
IEC 60076-21:2011 Power transformers - Part 21: Standard requirements, terminology, and test code for step-voltage regulators
ASTM F 479 : 2006 : R2011 Standard Specification for In-Service Care of Insulating Blankets
ASTM F 1796 : 2009 Standard Specification for High Voltage Detectors—Part 1 Capacitive Type to be Used for Voltages Exceeding 600 Volts AC
NEMA PE 7 : 1997(R2003) COMMUNICATIONS TYPE BATTERY CHARGERS
NEMA SG 4:2009(R2013) ALTERNATING CURRENT HIGH-VOLTAGE CIRCUIT BREAKERS
IEEE C57.12.00-2015 IEEE Standard for General Requirements for Liquid-Immersed Distribution, Power, and Regulating Transformers
BS IEC 60076-21:2011 Power transformers Standard requirements, terminology, and test code for step-voltage regulators
C22.1HB-18 Canadian Electrical Code Handbook - An Explanation of the Rules of the Canadian Electrical Code, Part I
IEC/IEEE PAS 63547:2011 Interconnecting distributed resources with electric power systems
NEMA ICS 1 : 2000(R2015) INDUSTRIAL CONTROL AND SYSTEMS: GENERAL REQUIREMENTS
ASTM D 1050 : 2005 Standard Specification for Rubber Insulating Line Hose
IEEE 1547.1-2005 IEEE Standard Conformance Test Procedures for Equipment Interconnecting Distributed Resources with Electric Power Systems
IEEE C57.21 : 2008 REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR SHUNT REACTORS RATED OVER 500 KVA
IEEE 1653.3-2012 IEEE Guide for Rail Transit Traction Power Systems Modeling
IEEE C57.12.10-2010 TRANSFORMERS - 230 KV AND BELOW 833/958 THROUGH 8333/10 417 KVA, SINGLE-PHASE, AND 750/862 THROUGH 60 000/80 000/100 000 KVA, THREE-PHASE WITHOUT LOAD TAP CHANGING; AND 3750/4687 THROUGH 60 000/80 000/100 000 KVA WITH LOAD TAP CHANGING - SAFETY REQUIREMENT
IEEE C37.06-2009 AC HIGH-VOLTAGE CIRCUIT BREAKERS RATED ON A SYMMETRICAL CURRENT BASIS - PREFERRED RATINGS AND RELATED REQUIRED CAPABILITIES
IEEE 1159-2009 IEEE Recommended Practice for Monitoring Electric Power Quality
IEEE C37.40-2003 IEEE Standard Service Conditions and Definitions for High-Voltage Fuses, Distribution Enclosed Single-Pole Air Switches, Fuse Disconnecting Switches, and Accessories
IEEE 1313.1-1996 IEEE Standard for Insulation Coordination - Definitions, Principles and Rules
IEEE C57.19.0:2005 STANDARD REQUIREMENTS, TERMINOLOGY, AND TEST CODE FOR BUSHINGS FOR DC APPLICATIONS
IEEE C57.15-2009 REDLINE IEEE Standard Requirements, Terminology, and Test Code for Step-Voltage Regulators
IEEE 2030.2-2015 IEEE Guide for the Interoperability of Energy Storage Systems Integrated with the Electric Power Infrastructure
ANSI C92.2 : 1987 POWER-SYSTEMS-ALTERNATING-CURRENT ELECTRICAL SYSTEMS AND EQUIPMENT OPERATING AT VOLTAGES ABOVE 230 KILOVOLTS NOMINAL-PREFERRED VOLTAGE RATING,
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
IEEE C37.20.10-2016 IEEE Standard Definitions for AC (52 kV and below)and DC (3.2 kV and below) Switchgear Assemblies
IEEE C37.04-1999 IEEE Standard Rating Structure for AC High-Voltage Circuit Breakers
IEEE C62.62-2010 IEEE Standard Test Specifications for Surge-Protective Devices (SPDs) for Use on the Load Side of the Service Equipment in Low Voltage (1000 V and less) AC Power Circuits
IEEE C57.117-1986 IEEE Guide for Reporting Failure Data for Power Transformers and Shunt Reactors on Electric Utility Power Systems
IEEE C57.12.24-2009 IEEE Standard for Submersible, Three-Phase Transformers, 3750 kVA and Smaller: High Voltage, 34 500 GrdY/19 920 Volts and Below; Low Voltage, 600 Volts and Below
IEEE C62.44-2016 IEEE Guide for the Application of Low-Voltage (1000 V rms or Less) Surge Protective Devices Used on Secondary Distribution Systems (Between the Transformer Low-Voltage Terminals and the Line Side of the Service Equipment)
IEEE 2030.7-2017 IEEE Standard for the Specification of Microgrid Controllers
IEEE 1566-2015 REDLINE IEEE Standard for Performance of Adjustable-Speed AC Drives Rated 375 kW and Larger
IEEE 1653.2-2009 IEEE Standard for Uncontrolled Traction Power Rectifiers for Substation Applications Up to 1500 V DC Nominal Output
IEEE C62.48 : 2005 GUIDE ON INTERACTIONS BETWEEN POWER SYSTEM DISTURBANCES AND SURGE-PROTECTIVE DEVICES
IEEE C57.12.44-2014 IEEE Standard Requirements for Secondary Network Protectors
IEEE C57.12.01-2015 REDLINE IEEE Standard for General Requirements for Dry-Type Distribution and Power Transformers
IEEE C37.121-2012 REDLINE IEEE Guide for Switchgear - Unit Substation - Requirements
IEEE C57.16-2011 IEEE Standard for Requirements, Terminology, and Test Code for Dry-Type Air-Core Series-Connected Reactors
IEEE 3001.2-2017 IEEE Recommended Practice for Evaluating the Electrical Service Requirements of Industrial and Commercial Power Systems
IEEE C57.125-2015 IEEE Guide for Failure Investigation, Documentation, Analysis, and Reporting for Power Transformers and Shunt Reactors
IEEE 1668-2014 IEEE Trial-Use Recommended Practice for Voltage Sag and Short Interruption Ride-Through Testing for End-Use Electrical Equipment Rated Less than 1000 V
IEEE 638-2013 IEEE Standard for Qualification of Class 1E Transformers for Nuclear Power Generating Stations
IEEE C37.09-1999 IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis
IEEE 1250-2011 REDLINE IEEE Guide for Identifying and Improving Voltage Quality in Power Systems

View more information
Sorry this product is not available in your region.

Access your standards online with a subscription

Features

  • Simple online access to standards, technical information and regulations.

  • Critical updates of standards and customisable alerts and notifications.

  • Multi-user online standards collection: secure, flexible and cost effective.