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- Insulation resistance with PI on a motor
  
  Electrical Testing Talk 2
  
  So only 15 months doing testing. The company i work for is sending me out to a dairy to test some motors, i have never done this and would like the best method...
  
  Last post by Gnollio 1 Day Ago
- Device Numbers
  
  NETA Level 2 Exam 2
  
  What are the most important device numbers to remember for the Level 2 Exam?
  
  Last post by Dfurrer2 2 Days Ago
- Field Testing of Motors, IEEE 43
  
  NETA Level 3 Exam 5
  
  Recommended minimum insulation-resistance values for motors [LIST] According to IEEE Standard 43, motor windings made before 1970 should have a minimum...
  
  Last post by Gnollio 2 Days Ago
- It's not Dead till you Prove it's Dead!!!
  
  Safety and Arc Flash Talk 5
  
  Came across an interesting safety article today and was drawn to the story of Jim White's experience back in the day when he went out to test a 4160 volt...
  
  Last post by Bob_Woodward 4 Days Ago
- Why We Test
  
  Safety and Arc Flash Talk 2
  
  I'm sure this post will seem very redundant to some, but one can never reiterate enough the importance of testing prior to energizing. Just within the past...
  
  Last post by Bob_Woodward 4 Days Ago
- Testing Guide for new Engineers
  
  Electrical Testing Talk 7
  
  Hello guys, I hope you all are doing well. I want to learn Designing, Testing and Relay testing. I have 7 years of experience in substation projects but I...
  
  Last post by Bob_Woodward 4 Days Ago
- Circuit Breaker Timing Analyzer
  
  Electrical Testing Talk 2
  
  Hello All, I'm looking for a circuit breaker timing analyzer for meduim voltage breakers rated 35kv, 15kv and 5kv. Our breakers are normally vaccum and...
  
  Last post by Bob_Woodward 4 Days Ago
- Number of cycles completed in one second
  
  NETA Level 2 Exam 11
  
  2. The number of cycles completed in one second is called the Your Answer: hertz marked incorrect Hertz — A unit of measure for frequency. Replacing the...
  
  Last post by Kxmaart 1 Week Ago
More topics: Electrical Testing Talk | Relay Testing Talk | Safety & Arc-Flash | NETA Exam Prep | NICET Certification Talk
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Technical Articles
- Electrical Drawings and Schematics Overview
  
  Designing, installing, and troubleshooting of electrical systems requires the use of various drawings to give engineers, installers, and technicians a visual representation of the systems they work... Continue Reading
  
  Posted By testguy 3 Weeks Ago
- Insulating Liquids: Basic Properties, Types and Applications Explained
  
  Fluid inside electrical apparatus is the lifeblood that serves both as a dielectric and a cooling medium. Continue Reading
  
  Posted By testguy June 25, 2020
- 4 Critical Tests for Evaluating HV Circuit Breaker Performance
  
  Regardless of the breaker type, its important to test their components regularly to help ensure proper operation in case of a system fault or switching operation. Continue Reading
  
  Posted By testguy March 9, 2020
- Power Quality Analysis: Basic Theory and Applications Explained
  
  There is no such thing as perfect power quality in the real world. Service interruptions, equipment malfunction, and excess power consumption are all common symptoms of poor power quality. Continue Reading
  
  Posted By testguy November 23, 2019
- Magnetron Atmospheric Condition (MAC) Testing Principles
  
  Unlike the hipot test, testing vacuum interrupters utilizing magnetron atmospheric condition (MAC) principles can provide a viable means for determining the condition of vacuum interrupters prior to... Continue Reading
  
  Posted By testguy September 15, 2019
- Electrical Power System Studies Explained
  
  There are many different types of power system study, each with their own special purpose and calculation method. Each analysis is unique to a particular power system, any changes within the system... Continue Reading
  
  Posted By testguy August 9, 2019
- Power Distribution Unit (PDU) Applications, Testing & Maintenance
  
  Traditional data center power distribution designs consist of multiple PDUs delivering power to remote power panels (RPPs) throughout the building, which in turn deliver power to network hardware... Continue Reading
  
  Posted By testguy May 26, 2019
- Network Protector Basics: Applications, Operation, and Testing
  
  This guide covers network protector basic operation and maintenance procedures. Continue Reading
  
  Posted By testguy April 19, 2019
- Infrared Thermography for Electrical Distribution Systems
  
  This guide provides a basic overview of the theory and procedures involved with infrared scanning electrical distribution systems. Continue Reading
  
  Posted By testguy December 22, 2018
- Protective Relay Testing and Maintenance Overview
  
  A comprehensive overview of inspection and test procedures for protective relays in electrical power systems. Continue Reading
  
  Posted By testguy November 22, 2018
- Surge Arresters: Selection, Application and Testing Overview
  
  A comprehensive guide to surge arrester selection, application, maintenance and testing. Continue Reading
  
  Posted By testguy November 9, 2018
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Popular on TestGuy
- Building fundamental knowledge of Relay Protection
  
  P&C / Relay Testing Talk 15
  
  Hey all, So I've been placed in the Relay team at work and have been at it for nearly 2 months. The most notable work experience so far has been terminating...
  
  Last post by cotton 3 Weeks Ago
- What’s the best way to operate power dB
  
  Electrical Testing Talk 14
  
  What do you guys use for computers and the best way to set up power dB without failing? Operating this system is awesome...when it works. Either having...
  
  Last post by Nick1234 January 20, 2020
- Circuit Breaker Simulator
  
  P&C / Relay Testing Talk 12
  
  Does any have or use a CB simulator during functional relay testing? Haven't had much luck looking else wear online. If you do, can you provide any details you...
  
  Last post by RelayBill April 4, 2020
- How do you Defeat Ground Fault with Primary Injection on Eaton 310+? Trip Unit
  
  Electrical Testing Talk 12
  
  Does anyone know how to defeat ground fault on these trip units during primary injection? I know you can series the contacts but that is a pain. Im wondering...
  
  Last post by Kalbi_Rob 2 Weeks Ago
- Number of cycles completed in one second
  
  NETA Level 2 Exam 11
  
  2. The number of cycles completed in one second is called the Your Answer: hertz marked incorrect Hertz — A unit of measure for frequency. Replacing the...
  
  Last post by Kxmaart 1 Week Ago
- NETA III Test Feb 2020
  
  NETA Level 3 Exam 10
  
  I would say about 25% of the questions on the exam were on this forum.
  
  Last post by clipboardwarrior March 19, 2020
- Community Posting Competition Fall 2019 - Enter to win cool prizes!
  
  News and Announcements 9
  
  As part of our ongoing effort to make this community the best it can possibly be for our members, we are pleased to kick off yet another community posting...
  
  Last post by testguy December 6, 2019
- Blown fuse protective devices
  
  NETA Level 2 Exam 8
  
  On which of the following pieces of equipment would you most likely NOT find a blown fuse protective device?
  
  Last post by SecondGen May 25, 2020
More topics: Electrical Testing Talk | Relay Testing Talk | Safety & Arc-Flash | NETA Exam Prep | NICET Certification Talk
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Certification Forum
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So only 15 months doing testing. The company i work for is sending me out to a dairy to test some motors, i have never done this and would like the best method...

What are the most important device numbers to remember for the Level 2 Exam?

Recommended minimum insulation-resistance values for motors [LIST] According to IEEE Standard 43, motor windings made before 1970 should have a minimum...

Came across an interesting safety article today and was drawn to the story of Jim White's experience back in the day when he went out to test a 4160 volt...

I'm sure this post will seem very redundant to some, but one can never reiterate enough the importance of testing prior to energizing. Just within the past...

Hello guys, I hope you all are doing well. I want to learn Designing, Testing and Relay testing. I have 7 years of experience in substation projects but I...

Hello All, I'm looking for a circuit breaker timing analyzer for meduim voltage breakers rated 35kv, 15kv and 5kv. Our breakers are normally vaccum and...

2. The number of cycles completed in one second is called the Your Answer: hertz marked incorrect Hertz — A unit of measure for frequency. Replacing the...

Hey all, So I've been placed in the Relay team at work and have been at it for nearly 2 months. The most notable work experience so far has been terminating...

What do you guys use for computers and the best way to set up power dB without failing? Operating this system is awesome...when it works. Either having...

Does any have or use a CB simulator during functional relay testing? Haven't had much luck looking else wear online. If you do, can you provide any details you...

Does anyone know how to defeat ground fault on these trip units during primary injection? I know you can series the contacts but that is a pain. Im wondering...

2. The number of cycles completed in one second is called the Your Answer: hertz marked incorrect Hertz — A unit of measure for frequency. Replacing the...

I would say about 25% of the questions on the exam were on this forum.

As part of our ongoing effort to make this community the best it can possibly be for our members, we are pleased to kick off yet another community posting...

On which of the following pieces of equipment would you most likely NOT find a blown fuse protective device?

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