Guide to Electrical Safety Testing

Our safety testing guide is the definitive resource for test operators, engineers and managers looking to learn more about electrical safety testing. Use this guide to help create a safe testing station, learn about the benefits of electrical safety testing your products, and understand the different tests and their applications. This is the ideal place to start if you’re unfamiliar with any aspect of electrical safety testing.

Inside the Guide:

  • Learn why electrical safety testing products is beneficial to you, your company and your customers.
  • Reduce the risk of injury by setting up a safe work station.
  • Become an expert with detailed descriptions of the most commonly required safety tests.
  • Refer to application examples to guide you through creating your own electrical safety testing routine.

Download the Guide to Electrical Safety Testing

Applications Notes

Setting Up A Safe Workstation
Setting up a safe and secure workstation is one of the best ways to protect your test operators from the dangers of electric shock. Follow this quick and easy best practice App Note to ensure operator safety on your production line.

Protect Your Tester from Line Voltage
Line voltage can damage hipot testers which can result in high repair costs and production downtime. This App Note provides important information for all users of SCI hipot testers.

White Papers


Exploring the Benefits of the Leakage Current and Functional Run Tests
Performing both a Leakage Current Test and a Functional Run test on all manufactured products will improve quality as well as decrease the chance of liability litigation.

Applicable Instruments: 6330

Are You Making the Most Out of Your Electrical Safety Tester? Benefits of Simple Relay Control.
Don't be burdened by handheld probes. Even the most basic electrical safety testers provide test operators with other more efficient ways to test.

Applicable Instruments: 297

A Quick Look at OSHA Requirements for a Safe Workstation
OSHA requires employers provide their employees with working conditions free from danger. We’ve outlined some of the most important workstation safety requirements outlined by OSHA Standards.

Applicable Instruments: All Testers

500 VA Testing with the SCI 298
Whether or not a 500 VA tester is required for safety compliance is often a source of confusion for manufacturers that must perform a Hipot test. This paper discusses the reasons for using a 500 VA tester as well as common 500 VA test applications.

Applicable Instruments: 298

Topic in Brief

  • Why is a 500 VA tester required for Hipot testing?
  • Details regarding capacitive loads and line vs. load regulation.
  • Standards and application examples of 500 VA testing.

SCI Testers and Remote Communication: Using HyperTerminal
The HyperTerminal program is a simple means to communicate directly with a SCI tester using a PC. This paper outlines setting up a HyperTerminal session and remotely communicating with your SCI Hipot tester.

Applicable Instruments: 6000, 4000, 290

Topic in Brief

  • Remote communication with an tester using RS-232.
  • Details regarding capacitive loads and line vs. load regulation.
  • Remotely setting up test sequences and querying the unit for results.

Ground Bond or Ground Continuity Testing?
While the Ground Continuity test is required by most safety agencies as a means to verify the ground circuit of an electrical product, it is the Ground Bond test that gives a complete and detailed analysis of the ground circuit of an electrical product.

Applicable Instrument: 2600

Topic in Brief

  • Shortcomings of the Ground Continuity test.
  • How the Ground Bond test provides a complete verification of the ground circuit.
  • Efficient ways of performing the Ground Bond Test.

Benefits of PLC Control
Electrical safety testing on a heavy production line can be very time consuming, costly and could give rise to safety hazards. Basic automation can help reduce test time, cost and safety concerns.


Applicable Instruments: All Testers

Topic in Brief

  • How simple relay control can be configured for basic test commands.
  • Advanced options for automation can make life very easy for operators.
  • Various options for automation.

Dielectric Withstand Testing of Modular and Manufactured Homes
Hipot testing of Modular and Manufactured Homes has been a topic of discussion for years due to the fact that it involves testing the entire manufactured home with all the appliances connected and without damaging the appliances.


Applicable Instruments: 2500

Topic in Brief

  • Should the test be performed with AC or DC potential?
  • Advantages and disadvantages of AC and DC testing.
  • What is the proper test voltage and what part of the circuit needs to be tested.
  • How to interpret the test results.

Basic Facts about Electrical Safety Testing
Although manufacturers of electrical products are becoming more familiar with electrical safety testing and compliance, there are still areas which are misunderstood and unclear. This paper gives a clear understanding of why electrical safety tests are performed, what types of tests are required and how do these tests conform compliance with safety standards.


Applicable Instruments: All Testers

Topic in Brief

  • Why perform electrical safety tests?
  • The types of tests required.
  • How are the tests performed and what is the concept behind every test.
  • Operator safety and safe test stations.

Modular Home Testing Comparison Advantages and Disadvantages of AC and DC Hipot
This Modular Manufactured home testing comparison discusses the advantages and disadvantages of AC and DC Hipot testing.


Applicable Instruments: 2500

Topic in Brief

  • Tables of information comparing AC and DC Hipot tests.
  • AC Hipot testing advantages and disadvantages.
  • DC Hipot testing advantages and disadvantages.

Common AC and DC Test Parameters for Modular Manufactured Homes
This document is a sample of common test parameters for both AC and DC Dielectric Withstand testing of Modular Manufactured homes.


Applicable Instruments: 2500

Topic in Brief

  • Hipot testing Values according to H.U.D. specification # 24 CRF 3280.810(a).
  • DC Hipot test parameters.
  • AC Hipot test parameters.