Zs and the 80% RULE. What is it and understanding the differences between Tabulated and Measured
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17:23
WHAT IS R1+R2. How to change the values, what do they mean.
![](https://i.ytimg.com/vi/g901A_PSXTY/mqdefault.jpg)
21:00
INSULATION RESISTANCE TESTING AND TRACING
![](https://i.ytimg.com/vi/qAah0Uqx9oI/mqdefault.jpg)
14:44
TESTING ZE – TNCS – TNS - TT - WHAT ARE THE DIFFERENCES BETWEEN THE EARTHING SYSTEMS
![](https://i.ytimg.com/vi/-69izsB-3o8/mqdefault.jpg)
15:29
What is Inductive Reactance & how to calculate it | TheElectricalGuy
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15:46
LOOP IMPEDANCE & PFC – ASSESSMENT TIPS - PROSPECTIVE FAULT CURRENT ZE PSCC ZS – UNDERSTAND THE TESTS
![](https://i.ytimg.com/vi/W398y7Lj3is/mqdefault.jpg)
18:02
Calculating Maximum Zs Values for Circuit Breakers and Other Devices
![](https://i.ytimg.com/vi/vzgJobigpg0/mqdefault.jpg)
16:30
PFC TESTING – PROSPECTIVE FAULT CURRENT- DIFFERENCES BETWEEN SINGLE PHASE AND THREE PHASE METHODS
![](https://i.ytimg.com/vi/c8tBkW9XkMw/mqdefault.jpg)
15:14