Re: electrical deaths

Liste des GroupesRevenir à se design 
Sujet : Re: electrical deaths
De : blockedofcourse (at) *nospam* foo.invalid (Don Y)
Groupes : sci.electronics.design
Date : 28. Nov 2024, 12:56:17
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Organisation : A noiseless patient Spider
Message-ID : <vi9lp8$h8cq$1@dont-email.me>
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On 11/28/2024 4:15 AM, Liz Tuddenham wrote:
Something I was taught, which has beceome an ingrained habit, is to
touch anything for the first time with the back of your hand or fingers;
if it is 'live' you will jump away.
Wear insulated shoes and always keep one hand in your pocket (no
path through the heart).
A similar problem (though one that most people never have to deal
with) is approaching someone "stuck" on a live line.  The instinct
to act quickly has to be tempered with thought of how you are
going to ensure your MOMENTUM carries the victim AND YOU away from
the hazzard!
Wiring around the house, I connect a table lamp into the circuit,
VERIFY THE LAMP IS LIT (not just "switched on") and THEN go in
search of the appropriate breaker -- and verify the light to now
be EXTINGUISHED.

Working in a radio factory brought home the need to apply that rule to
everyday objects, as it wasn't unknown for some joker to wire up a door
handle or a metal swivel chair to a high voltage supply.  The other
useful habit was to freeze if anyone threw anything towards you and
shouted "Catch!" - the object that bounced off you was just as likely to
be a charged high voltage electrolytic capacitor.
Such friends one needs few of!
At $WORK, the more common thing was to shed all jewelry as a wedding band
across a 100A supply will turn neatly cauterize the severed finger!
Of course, spouses tend to have raised eyebrows when you return home
without your wedding band in its rightful place (or, worse:  with a
flesh-colored bandage wrapped around it!)
[I worked on some systems where you had bus bars running floor to
head level.  Remove belt buckle and don't wear "riveted" jeans,
cuff links, wire-rim eyeglasses, etc.  Of course, it would be safer
just to power the beasts off when working on them but you can waste
a lot of time powering them up and down!]

Date Sujet#  Auteur
27 Nov 24 * electrical deaths144john larkin
27 Nov 24 +* Re: electrical deaths71Edward Rawde
27 Nov 24 i`* Re: electrical deaths70Cursitor Doom
27 Nov 24 i +- Re: electrical deaths1John R Walliker
28 Nov 24 i `* Re: electrical deaths68Jeff Layman
28 Nov 24 i  +* Re: electrical deaths66Liz Tuddenham
28 Nov 24 i  i+* Re: electrical deaths10Don Y
28 Nov 24 i  ii+* Re: electrical deaths7Carlos E.R.
28 Nov 24 i  iii`* Re: electrical deaths6Joe Gwinn
28 Nov 24 i  iii `* Re: electrical deaths5Cursitor Doom
29 Nov 24 i  iii  `* Re: electrical deaths4Carlos E.R.
29 Nov 24 i  iii   `* Re: electrical deaths3john larkin
29 Nov 24 i  iii    `* Re: electrical deaths2Carlos E.R.
30 Nov 24 i  iii     `- Re: electrical deaths1john larkin
28 Nov 24 i  ii`* Re: electrical deaths2David Lesher
28 Nov 24 i  ii `- Re: electrical deaths1Don Y
28 Nov 24 i  i`* Re: electrical deaths55Martin Brown
28 Nov 24 i  i `* Re: electrical deaths54Carlos E.R.
28 Nov 24 i  i  +* Re: electrical deaths14Clive Arthur
28 Nov 24 i  i  i+* Re: electrical deaths2Liz Tuddenham
28 Nov 24 i  i  ii`- Re: electrical deaths1Joe Gwinn
28 Nov 24 i  i  i+* Re: electrical deaths4Edward Rawde
28 Nov 24 i  i  ii`* Re: electrical deaths3Don Y
29 Nov 24 i  i  ii `* Re: electrical deaths2Edward Rawde
29 Nov 24 i  i  ii  `- Re: electrical deaths1Don Y
29 Nov 24 i  i  i`* Re: electrical deaths7Carlos E.R.
29 Nov 24 i  i  i `* Re: electrical deaths6john larkin
1 Dec 24 i  i  i  `* Re: electrical deaths5Cursitor Doom
1 Dec 24 i  i  i   `* Re: electrical deaths4Carlos E.R.
1 Dec 24 i  i  i    `* Re: electrical deaths3Edward Rawde
1 Dec 24 i  i  i     `* Re: electrical deaths2Carlos E.R.
2 Dec 24 i  i  i      `- Re: electrical deaths1Cursitor Doom
28 Nov 24 i  i  +* Re: electrical deaths38Martin Brown
28 Nov 24 i  i  i`* Re: electrical deaths37Edward Rawde
28 Nov 24 i  i  i `* Re: electrical deaths36Don Y
30 Nov 24 i  i  i  `* Re: electrical deaths35Edward Rawde
30 Nov 24 i  i  i   +* Re: electrical deaths32Don Y
30 Nov 24 i  i  i   i+* Re: electrical deaths30Carlos E.R.
30 Nov 24 i  i  i   ii`* Re: electrical deaths29john larkin
30 Nov 24 i  i  i   ii +* Re: electrical deaths26Ralph Mowery
30 Nov 24 i  i  i   ii i+* Re: electrical deaths21Don Y
30 Nov 24 i  i  i   ii ii+- Re: electrical deaths1john larkin
30 Nov 24 i  i  i   ii ii+* Re: electrical deaths4Don Y
1 Dec 24 i  i  i   ii iii`* Re: electrical deaths3Carlos E.R.
1 Dec 24 i  i  i   ii iii +- Re: electrical deaths1Cursitor Doom
1 Dec 24 i  i  i   ii iii `- Re: electrical deaths1Don Y
30 Nov 24 i  i  i   ii ii+* Re: electrical deaths13Ralph Mowery
30 Nov 24 i  i  i   ii iii`* Re: electrical deaths12Don Y
1 Dec 24 i  i  i   ii iii `* Re: electrical deaths11Carlos E.R.
1 Dec 24 i  i  i   ii iii  `* Re: electrical deaths10Don Y
1 Dec 24 i  i  i   ii iii   `* Re: electrical deaths9Carlos E.R.
2 Dec 24 i  i  i   ii iii    `* Re: electrical deaths8Don Y
2 Dec 24 i  i  i   ii iii     `* Re: electrical deaths7Carlos E.R.
2 Dec 24 i  i  i   ii iii      +- Re: electrical deaths1john larkin
2 Dec 24 i  i  i   ii iii      `* Re: electrical deaths5Don Y
2 Dec 24 i  i  i   ii iii       `* Re: electrical deaths4Carlos E.R.
3 Dec 24 i  i  i   ii iii        `* Re: electrical deaths3Don Y
3 Dec 24 i  i  i   ii iii         `* Re: electrical deaths2Carlos E.R.
3 Dec 24 i  i  i   ii iii          `- Re: electrical deaths1Don Y
1 Dec 24 i  i  i   ii ii`* Re: electrical deaths2Carlos E.R.
2 Dec 24 i  i  i   ii ii `- Re: electrical deaths1Don Y
30 Nov 24 i  i  i   ii i+* Re: electrical deaths3Jeroen Belleman
30 Nov 24 i  i  i   ii ii`* Re: electrical deaths2john larkin
1 Dec 24 i  i  i   ii ii `- Re: electrical deaths1Cursitor Doom
1 Dec 24 i  i  i   ii i`- Re: electrical deaths1Cursitor Doom
1 Dec 24 i  i  i   ii `* Re: electrical deaths2Liz Tuddenham
1 Dec 24 i  i  i   ii  `- Re: electrical deaths1Carlos E.R.
1 Dec 24 i  i  i   i`- Re: electrical deaths1Cursitor Doom
30 Nov 24 i  i  i   +- Re: electrical deaths1Liz Tuddenham
30 Nov 24 i  i  i   `- Re: electrical deaths1john larkin
28 Nov 24 i  i  `- Re: electrical deaths1john larkin
28 Nov 24 i  `- Re: electrical deaths1Cursitor Doom
27 Nov 24 +- Re: electrical deaths1Clive Arthur
27 Nov 24 +* Re: electrical deaths8Ralph Mowery
27 Nov 24 i`* Re: electrical deaths7Klaus Vestergaard Kragelund
28 Nov 24 i +- Re: electrical deaths1Ralph Mowery
28 Nov 24 i +* Re: electrical deaths2David Lesher
29 Nov 24 i i`- Re: electrical deaths1Carlos E.R.
28 Nov 24 i `* Re: electrical deaths3Lasse Langwadt
28 Nov 24 i  +- Re: electrical deaths1Jeroen Belleman
29 Nov 24 i  `- Re: electrical deaths1Ralph Mowery
28 Nov 24 +* Re: electrical deaths10Carlos E.R.
28 Nov 24 i`* Re: electrical deaths9Klaus Vestergaard Kragelund
28 Nov 24 i `* Re: electrical deaths8john larkin
28 Nov 24 i  `* Re: electrical deaths7Carlos E.R.
28 Nov 24 i   +- Re: electrical deaths1john larkin
28 Nov 24 i   `* Re: electrical deaths5Don Y
28 Nov 24 i    +* Re: electrical deaths2Carlos E.R.
28 Nov 24 i    i`- Re: electrical deaths1Don Y
28 Nov 24 i    `* Re: electrical deaths2David Lesher
28 Nov 24 i     `- Re: electrical deaths1Don Y
30 Nov 24 +* Re: electrical deaths51Joerg
1 Dec 24 i+* Re: electrical deaths6Joerg
1 Dec 24 ii`* Re: electrical deaths5Don Y
1 Dec 24 ii `* Re: electrical deaths4john larkin
1 Dec 24 ii  `* Re: electrical deaths3Joe Gwinn
1 Dec 24 ii   +- Re: electrical deaths1John R Walliker
1 Dec 24 ii   `- Re: electrical deaths1Carlos E.R.
1 Dec 24 i+* Re: electrical deaths3john larkin
1 Dec 24 ii`* Re: electrical deaths2Carlos E.R.
1 Dec 24 ii `- Re: electrical deaths1john larkin
1 Dec 24 i+* Re: electrical deaths3Carlos E.R.
1 Dec 24 i`* Re: electrical deaths38Joe Gwinn
4 Dec 24 `* Re: electrical deaths2Richard Jones

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