3-3 test

¡Supera tus tareas y exámenes ahora con Quizwiz!

When cleaning live-line tools, __?__ should be used to remove foreign matter from the tools

acidtone

OSHA law mandates that rubber-insulating blankets be tested

before the first issue and every 12 month thereafter

A wire tong __?__ is a device fitted to a wire tong that provides an attachment point for a rope block to be used for an in-line pull and eliminates the bending strain on the tong

block clamp

A spliced wire tong has a maximum working load rating __?__ an unjointed wire tong of the same dimensions

equal to

In the manufacture of hot stick fittings and parts, __?__ is the basic metal used

heat-treated aluminum alloy

If a vertical, 3-phase, dead end has a branch line. temporary jumpers are held to the side with a __?__ while the phases are being transferred to the new pole

hold tong

A trench is dug alongside a damaged pole. This is part of the job when replacing a pole uses the__?__ pole method.

leaning

When replacing a cross arm on a 3-phase line one method requires the auxiliary arm to be used in conjunction with the __?__ to rise a three conductors vertically to provide a safe clearance.

lifting wire tongs

Double cross arms can be replaced on an angle structure by using a 3-phase circuit lifting assembly if __?__ are used to remove the side thrust from the lifting arm.

link sticks and ropes

I order to spread out conductors at mid-span to set a new pole, __?__ sticks should be used

roller link

if a wire tongs saddle is fitted with a __?__ type pole attachment device. It must be "cocked" before placing the chain in the hook

wheel tightener

The minimum approach distance for 12,470 volts phase-to-phane is __?__

2'1"

A 25 kilovolt circuat has a 14,4-kilovolt potential to ground. The OSHA 1910.269 law states that the minimum approach distance is __?__ to these lines

2'4"

when using an auxiliary arm to hold two phrases on the same side of a pole, the wire holders are placed __?__ apart on the arm.

24"

The highest-rated rubber gloves are suitable for AC hot line work up to

36 kv

ridged plastic protective covers with a Class 4 rating are suitable for use on lines with a phase-to-ground potential of 21.1 kilovolts, and if both phases are covered a phase-to-phase potential of _____ will be present

36.6 kv

According to OSHA Guidelines, electrical testing of rubber-insulating gloves must be done before every issue and every __?__ thereafter

6 months


Conjuntos de estudio relacionados

Chapter 3 Microscopy and Cell Structure

View Set

Supervisory Management OTC Study Guide

View Set

The Bits and Bytes of Computer Networking - Week 3

View Set

Health Assessment-Chapter 25 + 27-Male + Female Genitourinary System

View Set

Personal Insight for Leaders - Followership

View Set

Social Psychology Final Exam Chapters 12

View Set

chemistry chapter 3 (important chemical reactions) PART 1 : RUSTING

View Set

Financial Accounting Test 1 Chapters 1-3

View Set