1
The Model 3159 Insulation/Withstanding HiTester is a hazardous instrument that generates high voltage.
For safe use, please read the “Introduction,” “Inspection,” “Safety Notes,” and “Notes on Use” in the 3159
Instruction Manual.
This document provides, as an example, a simple method for testing withstanding voltage of electrical
appliances by using the Model 3159 Insulation/Withstanding HiTester. For details on how to use the 3159,
refer to the 3159 Instruction Manual. (Insulation resistance tests can also be performed with the 3159.)
Symbols and Notations Used in this Manual
···· Indicates that incorrect operation presents an extreme hazard that could result in serious
injury or death of the user.
···· Indicates that incorrect operation presents a possibility of injury to the user or damage to the
instrument.
The Model 3159 Insulation/Withstanding HiTester is a hazardous instrument that
generates high voltage. Please use due caution when handing the 3159. To prevent
electric shock, wear high-voltage rubber gloves and electric-proof rubber boots, and
put an electric-proof rubber sheet on the work surface.
Pleas
e read this manual thoroughly to ensure safe testing.
Measurement procedure with the 3159 (This flowchart shows the procedure for using the 3159.)
If you accidentally set the wrong settings while checking the operations, turn on the main power switch
while holding down the SHIFT key to reset the system (return to initial state).
3. Preparation
Before the Test
5. Finish the Test
4. Start the Test
Prepare for withstanding voltage test.
(Connect the electrical appliance and set the
test conditions)
Start the test, taking measures to prevent
electric shock.
Set the test voltage.
Check and record the test results.
Clean up after turning off the power.
2. Simple Startup
Inspection
(From connection
to check)
Perform a simple startup inspection for safe
testing.
1. Preparation
Check that you have the necessary tools for
the test.