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More topics: Electrical Testing Talk | Safety & Arc-Flash | NETA Exam Prep
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"It is the contractor's responsibility for enforcement of safety policies. How many contractors tell you, "Well, we've got a 70E policy: We don't work...

When an arc flash hits the outer layer of FR clothing, the garment heats up tremendously. With enough incident energy, heat can be transferred through...

Care must be taken that the secondary of a current transformer is not disconnected from its load while current is flowing in the primary, as the transformer...

I was doing an infrared scan for an electrical contractor on a 120V 1200A distribution board, and as they were closing up the front cover, one of the panel...

When testing the current display on EATON IQ 100 panel meters, voltage must be applied to the phase input under test in order to get a current reading at the...

Hello Guys, I came across this Contactor control diagram today and had difficulty in understanding it right away. Can any one tell me how this control circuit...

While Testing Earth Fault Loop Impedance at Distribution Board it was found that the value of External Earth fault Loop impedance Ze is 45ohm and hence the...

I've got a few questions I saw on the exam recently: 1: Which oil test is not required on silicone transformer oil? 2: What is the best way to test a...

Had an interesting discussion on the job today about shorting together transformer windings when doing a PI test. Every technical manual I've come across tells...

Has anyone passed the level 2 since they changed it? If so, could you give some pointers as to what kind of material it covers/what to study? I'm taking it...

A wye-delta transformer has a primary line voltage of 7200 V and a secondary line voltage of 480 V. What is the turns ratio? Your Answer: 15:1 Not sure...

Here are some recent questions from the Level 2, they were given to me by a co-worker who took the exam in October. 1. What connections are on a DLRO...

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