Electrical Test Equipment

Lineworkers most commonly us _______ to read AC voltages

• Ammeter

• multimeter

• rotation meter

• service conductor tester

Clamp-on ammeter is used to measure current in the hot-legs and neutral of secondary circuits and services

• True

• False

The same phase sequence indicator should be used for initial determination and final confirmation

• true

• false

Phase sequence indicator are used on all these except.

• Replacing transformer banks

• Replacing secondary or services

• Rebuilding corner poles

• replacing tangent structures

The phasing meter is used to prove phase sequence and read (a)   .

Phasing is necessary when work is performed on a (a)   of the mainline feeder circuits

To prove phasing you should first

(a)  

The _______ detector is a simple instrument used to detect the presence of ______ on a conductor or cable

(a)  

Testing a line for the presence of voltage prior to installing grounds is an OSHA requirement.

• True

• False

A Halo ammeter is a _______ test instrument

• Secondary

• Primary