Cable Puller

Cable Puller
Introduction
A cable puller pulls lead-sheathed electrical cables for electrical power systems via ducts for securing wires at the time of cable installation.

General Information
Course Industry:
Cable Puller
Course duration:
240 credit hours (45 days)
Instructor:
Mr. Raja Nisar Akbar
Prerequisites:
Middle or Matriculate
Course availability:
Available at Rawalpindi, Lahore and Karachi campuses.
Course Fee:
7,000 PKR ($140)

Desire Learning Objective

This course will help you to:

  •          Describe the planning needed for conductor installations.
  •          Explain the wire pulling procedure.
  •          Know the various types of cable pulling equipment.
  •          Explain high-force cable pulling and know its appropriate usage time.
  •          Discuss the specifications for installing support conductors in vertical raceways.
  •          Understand cable pulling in trays.
  •          Calculate tension in cable pulls and explain the physical limitations of cable.

 

Instructional Techniques

We impart knowledge and Practical Training in following way:

Ethics, discipline, motivation, health and safety training:  Half an hour daily               (10%) 

Theoretical knowledge:                                                                        One (01) hour daily              (25%)

Hands on Training:                                                                                   Six (06) hour daily                (65%)

 

COURSE CONTENTS

Planning Conductor Installations

  •          Introduction
  •          Pulling location
  •          Cable pull operations

Setting Up for Wire Pulling

  •          Setting up the cable reels
  •          Preparing raceways for conductors
  •          Deploying the pull line
  •          Preparing the cable ends for pulling

                   o         Stripping the cable ends
                   o         Safety with cutters

  •          Selecting the appropriate kind of pulling lines

Types of Cable-Pulling Equipment

  •          Pulling safety
  •          Cable-pulling instruments

                   o         Hand-crank wire puller
                   o         Electric cable puller

Appropriate Use of High-Force Cable Pulling

  •          The feed-in setup
  •          Sheaves and rollers

Installation of Support Conductors in Vertical Raceways

  •          National Electrical Code® (NEC) Section 300.19
  •          Classes of support conductors

                   o         Clamping devices
                   o         Insertion of boxes

  •          Deflection of cables
  •          Safety precautions for pulling cables in vertical raceways

                   o         Runaways
                   o         Proper braking equipment

Pulling Cable in Cable Trays

  •          Supporting points for right-angle turns and offsets
  •          Safety precautions related to cable-pulling procedures

Physical Limitations of Cable

  •          Maximum pulling tension

                   o         Allowable tension on pulling equipment
                   o         Allowable tension on conductors

  •          Sidewall loading
  •          Method for calculating the tension in a cable run

Types of cable-pulling instruments

  •          Cable length meters
  •          Wire sorter
  •          Dynamometer