Specifications

PIP ELSSG01
COMPLETE REVISION
Design and Fabrication of Low-Voltage Metal-Enclosed AC Power Circuit Breaker Switchgear October 2004
Page 2 of 14 Process Industry Practices
1. Introduction
1.1 Purpose
This Practice provides requirements for design, fabrication, and testing of metal-
enclosed, low-voltage AC power circuit breaker switchgear assemblies.
1.2 Scope
This Practice describes the requirements for metal-enclosed power switchgear
assemblies employed in three-phase AC electrical systems having a voltage not
higher than 1000 volts and located in a nonclassified area.
2. References
Applicable parts of the following Practices and industry codes and standards shall be
considered an integral part of this Practice. The edition in effect on the date of contract
award shall be used, except as otherwise noted. Short titles will be used herein where
appropriate.
2.1 Process Industry Practices (PIP)
− PIP ELSBD01 - Design and Fabrication of Metal-Enclosed Nonsegregated-
Phase Bus Duct Assemblies
− PIP ELSBD01D - Data Sheet for Design and Fabrication of Metal-Enclosed
Nonsegregated-Phase Bus Duct Assemblies
− PIP ELSGS01 - Design and Fabrication of High-Resistance Grounding System
(600 Volts or below)
− PIP ELSGS01D - Data Sheet for Design and Fabrication of High-Resistance
Grounding System (600 Volts or below)
− PIP ELSSG01D - Data Sheet for Design and Fabrication of Low-Voltage
Metal-Enclosed AC Power Circuit Breaker Switchgear
2.2 Industry Codes and Standards
• American National Standards Institute, Inc. (ANSI)
− ANSI C37.50 - Switchgear - Low-Voltage AC Power Circuit Breakers Used in
Enclosures - Test Procedures
• Institute of Electrical and Electronic Engineers (IEEE)
− IEEE C37.13 - Standard for Low-Voltage AC Power Circuit Breakers Used in
Enclosures
− IEEE C 37.20.1 - Standard for Metal-Enclosed Low-Voltage Power Circuit-
Breaker Switchgear