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| General Electronics Chat This forum is for general chat about electronics, eg: Dont know what a part does? Dont know how to read a circuit? Want to get an opinion? |
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..will you get electrecuted?
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1 phase out of 3? yes.
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depends. are your feet on the ground? then yes. but, if you fell from a hot air balloon and grabbed a high tension line on one of the large transmission lines and were hanging there in the air only holding that one wire you'd be fine. well... fine being relative, of course. | |
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Generally nobody is electrocuted by just touching a life wire. Birds would fall off fried of a high tension wire if they closed a circuit to ground. (Their legs are too short to touch ground. )There has to be current flow from life to neutral or earth to get electrocuted. The current has to have a certain strength (>15mA at 230VAC mains). Standing on a wooden ladder and touching a life wire won't do any harm. Current flow does not depend on the number of life wires, but on current flow only. You might want to see the proper technique to get electrocuted. Check out the attachment.Boncuk
__________________ Proper Planning Prevents Piss Poor Performance Last edited by Boncuk; 4th July 2009 at 02:14 AM. | |
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| Quote:
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__________________ Proper Planning Prevents Piss Poor Performance Last edited by Boncuk; 4th July 2009 at 08:34 AM. | ||
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| Quote:
__________________ Don’t argue with idiots.......they will drag you down to their level and then beat you with experience! | ||
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I once accidentally worked on a live circuit whilst on a wooden ladder - I pulled the wrong fuse. Didn't notice anything until I earthed myself to the cable box - then it hurt. Mike. | |
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Actually you don't have to be earthed or be touching another wire to be fried. If depends on the frequency. At low frequencies your capacitance will be negligible so only a tiny current will flow, at high frequencies your capacitance will be significant so a high current can flow giving you a severe burn. Luckily higher frequencies don't shock you so much but the burns can be pretty nasty.
__________________ I do not answer private messages asking for help because no one else can: benefit from advice I may give or correct me if I'm wrong. Please ask on the open forum if you have a question and I'll be happy to help, if I know the answer. | |
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| | #11 |
| I guess the title told you enough. He was well done!
__________________ Proper Planning Prevents Piss Poor Performance | |
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| | #12 | |
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The radar of the RF4-E (Phantom) has a pulse power of 60KW which you don't notice touching the antenna horn. After half a dozen of touches you won't have to take care of birth control anymore. ![]() I once approached the antenna mast of a LORAN-transmitter. My friend (who maintained the station told me to jump towards the mast from 1m distance and hold on the metal). At that distance my entire body disappeared in St. Elmo's fire, but it didn't hurt at all - just tickled a bit.
__________________ Proper Planning Prevents Piss Poor Performance | ||
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If the voltage is very high, such as a high tension power line, you can get noticeable current from just your body capacitance, even if you are not touching ground. I once saw a video of some workers working on an energized line from a helicopter. They approached the line in the air and then threw a wire across the line from the helicopter to equalize the voltage. You could see an arc before the wire touched the line, just from the capacitance of the helicopter.
__________________ Carl Curmudgeon Elektroniker | |
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You say that if you stand barefoot on the ground and touch the live wire then current would flow through your body. But the ground resistance is very large, so isnt it still considered an open circuit? Last edited by alphacat; 4th July 2009 at 08:47 PM. | |
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| | #15 |
| The ground resistance depends upon how moist it is. For even low values of moisture the resistance is likely low enough to cause a lethal current through your body from a power line.
__________________ Carl Curmudgeon Elektroniker | |
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