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- Transformer power factor under vacuum
  
  Electrical Testing Talk (7 replies)
  
  What effect, if any, does negative tank pressure have on transformer power factor? I've never known of it being an issue but another tech on site seems to...
  
  Last post by Wanderer20001us 13 Hours Ago
- Exam permitted materials
  
  NETA Level 2 Exam (6 replies)
  
  What, if any, reference material is allowed when sitting a NETA test exam. Can you bring ATS/MTS, NFPA 70/E, etc? I know there is a Calculator on screen and...
  
  Last post by cotton 1 Day Ago
- CT saturation test
  
  NETA Level 2 Exam (2 replies)
  
  During a saturation test of a 1500/5 multi-ratio CT, 400 volts is applied to the X1 to X4 tap. The X1 to X4 tap is the 1200/5 ratio. What is the expected...
  
  Last post by lakjdfslk 3 Days Ago
- Infrared Laser Thermometers
  
  Electrical Testing Talk (1 replies)
  
  Just wondering how many of you guys are using infrared laser thermometers in the field? They do wonders for getting temp readings on apparatus when correcting...
  
  Last post by KLLU26 4 Days Ago
- ANSI/IEEE Device Numbers on NETA II Exam
  
  NETA Level 2 Exam (5 replies)
  
  Hi everyone, What are the key device numbers to have memorized for the NETA Level II Exam
  
  Last post by Kalbi_Rob 1 Week Ago
- Community Posting Competition Spring 2019 - Enter to win cool prizes!
  
  News and Announcements (4 replies)
  
  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 a new community posting...
  
  Last post by testguy 1 Week Ago
- Study Group on Discord?
  
  NETA Level 3 Exam (19 replies)
  
  I have been given access to start a study group on Discord for test prep. I am thinking once or twice a week we meet and discuss topics and learn together as...
  
  Last post by SecondGen 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
- 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 3 Weeks Ago
- Network Protector Basics: Applications, Operation, and Testing
  
  This guide covers network protector basic operation and maintenance procedures. Continue Reading
  
  Posted By testguy April 20, 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
- Ground Fault Protection Systems: Performance Testing Basics
  
  This guide provides a general overview of inspection and test procedures for simple residual and zero-sequence ground fault protection systems. Continue Reading
  
  Posted By testguy June 6, 2018
- Power Cable Testing and Diagnostics Overview
  
  This article provides an overview of some commonly used maintenance and diagnostic techniques that are commercially available for performing tests in the field on medium- and high-voltage power... Continue Reading
  
  Posted By testguy May 2, 2018
More Technical Articles...
Popular on TestGuy
- Study Group on Discord?
  
  NETA Level 3 Exam (19 replies)
  
  I have been given access to start a study group on Discord for test prep. I am thinking once or twice a week we meet and discuss topics and learn together as...
  
  Last post by SecondGen 1 Week Ago
- NETA Holding Q2 Scores Until Late September???!!!!!
  
  NETA Level 3 Exam (14 replies)
  
  Just took the exam, which only had a handful of questions from the practice exams (I still believe I passed), but there was no score at the end and the paper...
  
  Last post by Wanderer20001us October 10, 2018
- NETA Level III Study Group??
  
  NETA Level 3 Exam (14 replies)
  
  Would anyone like to participate in a online study group? I have tried passing this exam three times now and each time I am a little closer but still not...
  
  Last post by Ben_Talbert January 7, 2019
- NETA IV TEST
  
  NETA Level 4 Exam (14 replies)
  
  I took the NETA IV exam this Monday. There was maybe one or two questions from this entire site on the exam!!!
  
  Last post by bnhocking January 31, 2019
- Dry-Type Transformer Testing
  
  Electrical Testing Talk (8 replies)
  
  Hi guys, I need some help. I am testing a Dry Type 1500 kVA tranformer. Insulation tests are okay but in Ratio test my device giving an "High Execuation...
  
  Last post by Kalbi_Rob 4 Weeks Ago
More topics: Electrical Testing Talk | Relay Testing Talk | Safety & Arc-Flash | NETA Exam Prep | NICET Certification Talk
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Electrical Testing Forum
1. Electrical Testing Talk
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  Discuss apparatus testing, covering all equipment and voltage classes.
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  Transformer power factor...
  
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  13 Hours Ago
2. P&C / Relay Testing Talk
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  Discuss protective relaying and control schemes.
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  January 30, 2019
3. Safety and Arc Flash Talk
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Certification Forum
1. NETA Level 2 Exam
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  Discuss the NETA Level II Assistant ETT exam.
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  Exam permitted materials
  
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  1 Day Ago
2. NETA Level 3 Exam
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  Discuss the NETA Level III Certified ETT exam.
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  Study Group on Discord?
  
  by
  SecondGen
  
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  1 Week Ago
3. NETA Level 4 Exam
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  Discuss the NETA Level IV Senior ETT exam.
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  Passed my Level 4 today!
  
  by
  ElectricalTestTech
  
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  April 27, 2019
4. NICET Electrical Power Testing
  
  Discuss the NICET Electrical Power Testing certification (Level 1-4).
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  NICET level 1
  
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  March 5, 2019
General Discussion Forum
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What effect, if any, does negative tank pressure have on transformer power factor? I've never known of it being an issue but another tech on site seems to...

What, if any, reference material is allowed when sitting a NETA test exam. Can you bring ATS/MTS, NFPA 70/E, etc? I know there is a Calculator on screen and...

During a saturation test of a 1500/5 multi-ratio CT, 400 volts is applied to the X1 to X4 tap. The X1 to X4 tap is the 1200/5 ratio. What is the expected...

Just wondering how many of you guys are using infrared laser thermometers in the field? They do wonders for getting temp readings on apparatus when correcting...

Hi everyone, What are the key device numbers to have memorized for the NETA Level II Exam

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 a new community posting...

I have been given access to start a study group on Discord for test prep. I am thinking once or twice a week we meet and discuss topics and learn together as...

I have been given access to start a study group on Discord for test prep. I am thinking once or twice a week we meet and discuss topics and learn together as...

Just took the exam, which only had a handful of questions from the practice exams (I still believe I passed), but there was no score at the end and the paper...

Would anyone like to participate in a online study group? I have tried passing this exam three times now and each time I am a little closer but still not...

I took the NETA IV exam this Monday. There was maybe one or two questions from this entire site on the exam!!!

Hi guys, I need some help. I am testing a Dry Type 1500 kVA tranformer. Insulation tests are okay but in Ratio test my device giving an "High Execuation...

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