TestGuy Electrical Testing Network

Topic	Replies	Views	Activity
Nitrogen Filling Liquid Transformers (Live)? Electrical Testing Talk electrical-theory , codes-and-standards , transformers	0	11	December 11, 2025
Taking NETA 3 in a few weeks NETA Level 3 Exam	0	22	December 9, 2025
Nitrogen filling for liquid filled transformers? Electrical Testing Talk electrical-theory , transformers , test-procedures	3	2429	November 26, 2025
Electrical Substation Bus Schemes Explained Articles codes-and-standards	0	55552	August 15, 2016
Fiber Optic Cable Fundamentals and Testing Explained Articles cables-and-busway , test-procedures	0	22991	January 18, 2022
LV breaker testing with MAC-21 test set Apparatus Testing circuit-breakers , electrical-theory , test-procedures	1	119	October 1, 2025
Primary Injection test set retrofit General Discussion tools-equipment	1	83	October 1, 2025
Beyond the Basics: Advanced Electrical Testing Methods Explained Articles neta-level-3 , neta-level-2 , electrical-theory , test-procedures	0	907	June 9, 2025
SFRA Insights: Understanding Low, Mid, and High Frequencies Technical Notes test-procedures , codes-and-standards , transformers	0	223	September 24, 2025
Insulation Quality: The Five Key Causes of Insulation Degradation Articles insulation-testing , electrical-theory , test-procedures	1	475	September 24, 2025
Passed My NETA LEVEL 2 exam, some pointers for anyone studying NETA Level 2 Exam neta-level-2	5	3764	September 18, 2025
Insulation Resistance Testing Quick Tips Technical Notes test-procedures	0	11317	October 15, 2022
How primary and secondary phase verification is accomplished.what equipment is required Relay Testing protection-relays , test-procedures , codes-and-standards	1	156	September 9, 2025
Winding resistance test of transformer Apparatus Testing test-procedures , codes-and-standards , transformers	2	188	September 9, 2025
Primary Injection Test Pins Electrical Testing Talk tools-equipment , circuit-breakers , test-procedures	5	349	September 2, 2025
Circulating Current in Two Transformers on Different Taps NETA Level 4 Exam electrical-theory , neta-level-4 , transformers	3	707	September 2, 2025
IEEE Reference Material for NICET Level 3 NICET Electrical Power Testing codes-and-standards	3	686	August 29, 2025
Understanding OSHA 1910 Subpart I: Personal Protective Equipment General Requirements Technical Notes safety-and-arc-flash , codes-and-standards	0	1298	March 18, 2024
Application of TTR Test Voltages? Apparatus Testing test-procedures , codes-and-standards , transformers	0	152	August 4, 2025
Low power factor can be corrected with the use of? NETA Level 3 Exam electrical-theory , codes-and-standards	0	183	August 4, 2025
Insulation Resistance Test Connections? Apparatus Testing neta-level-2 , codes-and-standards , test-procedures	2	113	August 4, 2025
Megger SPI Test Set Opinions Electrical Testing Talk circuit-breakers , tools-equipment , test-procedures	1	94	July 30, 2025
Which IEEE trip curve would produce the longest trip time given the relay information below? Relay Testing	0	99	July 29, 2025
Transformer Cooling Systems and Methods Explained Articles transformers , codes-and-standards	3	19630	July 27, 2025
Primary vs. Secondary Injection Testing for Circuit Breakers Articles codes-and-standards , circuit-breakers , test-procedures	0	31105	March 14, 2017
Electronic Trip Unit: 10 Essential Elements to Know Technical Notes circuit-breakers , neta-level-2 , codes-and-standards	0	307	July 19, 2025
Report Tech Quiz Issues Here Help and Support	86	3783	July 18, 2025
NETA Technicians Wanted: Unlock New Opportunities and Advance Your Career with ABM Electrical Testing Talk neta-level-3 , neta-level-4 , neta-level-2 , jobs , neta-level-1	1	1418	July 16, 2025
NICET EPT 2 Exam Certification Forum	2	122	July 15, 2025
NFPA 70B: Understanding Equipment Condition Assessment Technical Notes codes-and-standards , maintenance , test-procedures	0	275	July 14, 2025