Pulling cables transcript each year in the u s 31 000 construction workers seek medical attention due to sprains and strains suffered on the job.
Cable pulling standards.
6801 00986 ultra tugger 8 cable puller with standard force gauge.
Cable shall be tested both before removal from cable drums and on site with a 1 kv insulation tester 5kv for mv cables.
When pulling outdoor cables in cable pipe with narrow cross sections the use of cable lubricating grease should be considered.
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Problems of installation can be avoided by designing cable layouts within the installation limits of this recommended practice.
These injuries happen when the human body is forced to work beyond its limits.
Ensure the cable pulling winch is placed at a suitable position according to the length of the cable and the condition of the site.
A cable pulling winch is an installer s best friend when used correctly.
Complete range of products used for the installation of power cables.
The unit lbf stands for pounds force.
Cable pullers must be in good working condition their dynamometers properly calibrated and be securely mounted prior to use.
Although standards define a minimum acceptance value for the pull force according to the wire diameter and awg conductor size it is of greater importance to the manufacturer and user to know that joints can definitely sustain higher loads.
Cable pulling from simple straight shots to pulls with multiple bends and offsets greenlee cable pulling equipment saves time increases your efficiency and safely pulls cable where you need it to be.
Static friction between the cable sheath and the pipe walls is minimised by the grease which makes it easier to pull the cable into the pipe.
In preparing for a cable pull it is just as important to cover the small details as it is to assure that the cable does not exceed maximum sidewall pressure.
Minimum bending radii and maximum pulling tensions.
General field practices are provided to aid in preparing for large and small cable installations.
Method of installation laying of low voltage cable.
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