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Patent US7375935 - Ground fault circuit interrupter with enhanced radio
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high voltage - Ground Fault Protection in Unearthed HV Systems
![Patent US7375935 - Ground fault circuit interrupter with enhanced radio](https://i2.wp.com/patentimages.storage.googleapis.com/US7375935B2/US07375935-20080520-D00000.png)
Patent US7375935 - Ground fault circuit interrupter with enhanced radio
![Circuit Diagram of Single Line-to-ground Fault With Ungrounded](https://i2.wp.com/www.researchgate.net/profile/Charles_Kim/publication/232041466/figure/fig10/AS:666686558572563@1535961870707/Circuit-Diagram-for-a-Single-Line-to-Ground-Fault-on-Phase-A_Q320.jpg)
Circuit Diagram of Single Line-to-ground Fault With Ungrounded
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Patent US5537283 - Ground fault detection circuit for an ungrounded
![Reduced Circuit Diagram of Single Line-to-Ground Fault with Voltage](https://i2.wp.com/www.researchgate.net/profile/Charles_Kim/publication/232041466/figure/fig11/AS:666686558580742@1535961870744/Reduced-Circuit-Diagram-of-Single-Line-to-Ground-Fault-with-Voltage-Injection-and_Q320.jpg)
Reduced Circuit Diagram of Single Line-to-Ground Fault with Voltage
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Ground Fault Protection of Overhead Transmission Lines (Focus On