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IEEE C37.21-2005

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

View Superseded by
superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

IEEE Standard for Control Switchboards
Available format(s)

PDF

Superseded date

23-05-2017

Language(s)

English

Published date

01-12-2005

Publisher

Institute of Electrical & Electronics Engineers

1. Overview
2. Normative references
3. Definitions
4. Usual service conditions
5. Ratings
6. Tests
7. Construction
Annex A (informative) - Bibliography
Annex B (informative) - General application guide
Annex C (informative) - Handling, storage, and
        installation guide

This standard covers ratings, construction, and testing of dead-front control switchboards containing but not limited to devices such as switches, control devices, instrumentation, metering, monitoring, protective and auxiliary relays, and regulating devices and accessories.

Committee
Switchgear
DevelopmentNote
Supersedes IEEE DRAFT C37.21. (12/2005)
DocumentType
Standard
ISBN
978-0-7381-4751-2
Pages
34
PublisherName
Institute of Electrical & Electronics Engineers
Status
Superseded
SupersededBy
Supersedes

IEEE C37.23-2003 IEEE Standard for Metal-Enclosed Bus
IEEE C37.100.1-2007 IEEE Standard of Common Requirements for High Voltage Power Switchgear Rated Above 1000 V
NEMA SG 3 : 1995 LOW-VOLTAGE POWER CIRCUIT BREAKERS
NEMA SG 5-1995 POWER SWITCHGEAR ASSEMBLIES
IEEE C37.122.1-2014 REDLINE IEEE Guide for Gas-Insulated Substations Rated Above 52 kV
IEEE C37.24-2003 IEEE Guide for Evaluating the Effect of Solar Radiation on Outdoor Metal-Enclosed Switchgear
IEEE 45.1-2017 IEEE Recommended Practice for Electrical Installations on Shipboard--Design

IEEE C37.90.1-2002 IEEE Standard Surge Withstand Capability (SWC) Tests for Relays and Relay Systems Associated with Electric Power Apparatus
IEEE C37.14-2015 REDLINE IEEE Standard for DC (3200 V and below) Power Circuit Breakers Used in Enclosures
IEEE C37.90-2005 IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus
IEEE C37.20.1-2015 REDLINE IEEE Standard for Metal-Enclosed Low-Voltage (1000 Vac and below, 3200 Vdc and below) Power Circuit Breaker Switchgear
IEEE 241 : 1990 ELECTRIC POWER SYSTEMS IN COMMERCIAL BUILDINGS
IEEE C37.100.1-2007 IEEE Standard of Common Requirements for High Voltage Power Switchgear Rated Above 1000 V
IEEE C2-2002 National Electrical Safety Code 2002 Edition
ASTM G 21 : 2015 : REDLINE Standard Practice for Determining Resistance of Synthetic Polymeric Materials to Fungi
NEMA WC 70 : 2009 POWER CABLES RATED 2000 VOLTS OR LESS FOR THE DISTRIBUTION OF ELECTRICAL ENERGY
IEEE C37.20.2-2015 IEEE Standard for Metal-Clad Switchgear
NFPA 70B : 2016 RECOMMENDED PRACTICE FOR ELECTRICAL EQUIPMENT MAINTENANCE
NEMA 250 : 2014 ENCLOSURES FOR ELECTRICAL EQUIPMENT (1000 VOLTS MAXIMUM)
IEEE C37.2-1996 IEEE Standard Electrical Power System Device Function Numbers and Contact Designations
IEEE C37.81-1989 IEEE Guide for Seismic Qualification of Class 1E Metal-Enclosed Power Switchgear Assemblies
IEEE 4-2013 IEEE Standard for High-Voltage Testing Techniques
IEEE 315 : 1975 GRAPHIC SYMBOLS FOR ELECTRICAL AND ELECTRONICS DIAGRAMS (INCLUDING REFERENCE DESIGNATION LETTERS)
IEEE C37.20.3-2013 REDLINE IEEE Standard for Metal-Enclosed Interrupter Switchgear (1 kV-38 kV)
IEEE 242-2001 IEEE Recommended Practice for Protection and Coordination of Industrial and Commercial Power Systems (IEEE Buff Book)
NFPA 70E : 2018 ELECTRICAL SAFETY IN THE WORKPLACE
IEEE 142 : 2007 GROUNDING OF INDUSTRIAL AND COMMERCIAL POWER SYSTEMS
NFPA 70 : 2017 NATIONAL ELECTRICAL CODE
IEEE C37.90.2:2004 WITHSTAND CAPABILITY OF RELAY SYSTEMS TO RADIATED ELECTROMAGNETIC INTERFERENCE FROM TRANSCEIVERS
IEC 60439-1:1999+AMD1:2004 CSV Low-voltage switchgear and controlgear assemblies - Part 1: Type-tested and partially type-tested assemblies
IEEE C37.24-2003 IEEE Guide for Evaluating the Effect of Solar Radiation on Outdoor Metal-Enclosed Switchgear
IEEE C37.90-1989 IEEE Standard for Relays and Relay Systems Associated with Electric Power Apparatus
IEEE 693-2005 IEEE Recommended Practice for Seismic Design of Substations
IEEE 141 : 1993 IEEE Recommended Practice for Electric Power Distribution for Industrial Plants
IEEE C37.100-1992 IEEE Standard Definitions for Power Switchgear

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