Introduction to Test Equipment – 6 minutes
Lists four commonly used types of line test equipment. Explains how to determine the correct testing device to use for a particular application. Describes how to obtain an accurate reading from a line test device.
Ammeters – 9 minutes
Explains how to use a clamp-on ammeter. How to use a recording demand ammeter with a maxitran. Describes the function of a maximeter.
Voltmeters and Voltage Testers – 8 minutes
Describes the basic operation of a voltage test device. Describes how a noisy tester is used. Explains the differences between a needle-indicating voltmeter and a digital-indicating voltmeter. Describes in general terms how to use a phasing tool. Describes in general terms how to use a recording voltmeter.
Application of Voltmeters – 9 minutes
Describes how a voltage test device, a voltmeter, and a recording voltmeter are used together to check a low-voltage complaint at a house. Explains how a phasing tool is used to match two sets of three-phase primary conductors at one utility pole.
Rotation Indicators – 6 minutes
Explains in general terms how three-phase AC power is generated. Describes how a rotation indicator is used to indicate the direction of three-phase AC power.
Ground Resistance Test Devices – 7 minutes
Lists the parts of a typical ground resistance test device. Describes how a typical ground resistance test device is used to test the resistance value of a ground.