POWER CABLE INSTALLATION GUIDE - Introduction - 01

Sep 23, 2026

Power Cable Installation Guide provides installation information for extruded dielectric power cable systems, covering copper and aluminum conductors from No. 14 AWG through 1000 kcmil and insulation ratings from 600 volts through 35 kilovolts. It emphasizes that installation, design, and use must be handled by competent professionals using currently accepted engineering practices. The guide includes tables, equations, and data for conduit, cable tray, buried earth, aerial, moisture removal, field testing, and related safety and integrity considerations, while disclaiming warranties and liability.

LanguageEnglish

CategoryTechnology

FormatPDF

Pages47

Reading Time1 h 58 min

AccessFree to download

USING THIS GUIDE

POWER CABLE INSTALLATION GUIDE

Introduction 01

GENERAL FIELD PRACTICES 01

Preplanning 01

Low Ambient Temperature 02

Equipment 02

Training Radius 04

Handling and Storage Guidelines 05

Dynamometer Corrections 07

Diameters of Nonjacketed Cable Assemblies 08

Pull Boxes 08

Cable Lubrication Selection 09

INSTALLATION IN CONDUIT 10

Allowable Tension on Pulling Device 10

Maximum Tension on Cable Conductors 10

Equations for Pulling Tension 13

Coefficient of Friction 14

Configuration 15

Weight Correction Factor 15

Sidewall Pressure 16

Clearance 17

Jamming 17

Conduit Fill 18

Calculation Procedure 19

Southwire Company One Southwire Drive Carrollton, Georgia 30119 © 2005 Southwire Company. All rights reserved. Printed in the United States of America. Hypalon is a registered trademark of E.I. DuPont DeNemours & Company. National Electrical Code and NEC are registered trademarks of the National Fire Protection Association. This publication is a collection of items of general information related to the subject of power cable. It is not intended to be nor should it be used as authority for design, construction, or use of power cable. The design, construction, and use of power cable should only be undertaken by competent professionals in light of currently accepted design and engineering practices. While great care has been employed to ensure that the tables and formulas contained herein are free of errors, absolutely no warranties, either expressed or implied, are made as to the accuracy or completeness of any such tables and formulas contained herein. Those preparing and/or contributing to this publication specifically disclaim any warranty of any kind, either expressed or implied. The warranties of merchantability and fitness for a particular purpose are hereby specifically disclaimed by Southwire and all other parties involved in the creation, production, or delivery of this publication. Neither Southwire nor anyone else who has been involved in the creation, production, or delivery of this publication shall be liable for any direct, indirect, consequential, or incidental damages arising out of the use, the results of the use, or inability to use such publication, even if Southwire has been advised of the possibility of such damages or claim. Some states do not allow the exclusion or limitation for consequential incidental damages, so the above limitation may not apply to you. USING THIS GUIDE Southwire Company’s Power Cable Installation Guide provides installation information for extruded dielectric power cable systems. This guide covers copper and aluminum conductors from No. 14 AWG though 1000 kcmil, insulated for operation from 600 volts though 35 kilovolts. Although this guide includes specific recommendations, it is impossible to cover all possible design, installation, and operating situations for every application. Please use the information in this guide as general guidelines only. This guide is intended for users who have an understanding of the engineering fundamentals of power cable systems. This guide includes many tables, equations, and related data for the convenience of the user. Southwire’s comprehensive Product Catalog provides additional data on cable weights, dimensions, and specifications to be used in concert with this guide. This and other information can be found [at www.southwire.com](at www.southwire.com). This guide is not a complete representation of the full range of wire and cable products offered by Southwire. For information on any of your wire and cable needs, please contact your local Southwire representative. We welcome your suggestions so that we can make future editions more relevant, more current, and easier to use. POWER CABLE INSTALLATION GUIDE Introduction 01 GENERAL FIELD PRACTICES 01 Introduction 01 Preplanning 01 Low Ambient Temperature 02 Equipment 02 Training Radius 04 Handling and Storage Guidelines 05 Dynamometer Corrections 07 Diameters of Nonjacketed Cable Assemblies 08 Pull Boxes 08 Cable Lubrication Selection 09 INSTALLATION IN CONDUIT 10 Allowable Tension on Pulling Device 10 Maximum Tension on Cable Conductors 10 Equations for Pulling Tension 13 Coefficient of Friction 14 Configuration 15 Weight Correction Factor 15 Sidewall Pressure 16 Clearance 17 Jamming 17 Conduit Fill 18 Calculation Procedure 19 INSTALLATION IN CABLE TRAY 20 Rollers and Sheaves 20 Pulling Tensions 21 CABLES BURIED DIRECTLY IN EARTH 28 Depth of Burial 28 Trenching 28 Plowing 29 Supplemental Informatio

FAQs

What cable systems does the guide cover?

It covers extruded dielectric power cable systems with copper and aluminum conductors from No. 14 AWG through 1000 kcmil, insulated for operation from 600 volts through 35 kilovolts.

Is the guide intended as an authority for design and construction?

No. It provides general information and is not intended to be or used as authority for design, construction, or use; those activities should be performed by competent professionals using accepted engineering practices.

What topics are included for installation and testing?

It includes general field practices, installation in conduit and cable tray, direct burial and aerial installation considerations, field removal of moisture, and field testing methods such as integrity and voltage withstand tests.

Sep 23, 2026

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