[Gulli] R: Re: R: Re: [Elettrotecnica] Una domanda per voi sugli adattatori Shuko

Mer 3 Lug 2013 14:51:53 CEST

Questa domanda stà diventando decisamente lunga :-P

Il giorno 03 luglio 2013 14:43, enrico frediani
<e.frediani@usl6.toscana.it>ha scritto:

> magari in certe nazioni è vietato superare i 10A se si mettono adattatori?
>
>
> On 03/07/2013 13:57, Anubis Wolf wrote:
>
>> No e' che nel resto dell' europa le cose sono diverse.
>>
>> Ma siamo alle solite perche' non un adattatore da 16A visto che la
>> spina e la presa sono da 16A ?
>>
>> Il 03 luglio 2013 13:48, eccio@tiscali.it <eccio@tiscali.it> ha scritto:
>>
>>> Non metto in dubbio ne' la preparazione ne' la competenza, ovviamente.
>>> :-)
>>> La precisazione era di carattere generale per chi non ne fosse a
>>> conoscenza.
>>> Tornando al problema, l'unica spiegazione logica (e come al solito
>>> banale) e
>>> che l'adattore si usa solo per potenze =< 2000W e per esigenze superiori
>>> si
>>> installano prese schuko al posto di quelle "normali" (che poi non sempre
>>> sono da 16A, ma spesso da 10A e il problema si porrebbe anche con
>>> l'adattatore a 2000W). E' un po' il discorso delle prolunghe e delle
>>> ciabatte, sarebbe meglio non utilizzarle, soprattutto per installazioni
>>> "fisse", ma se si deve fare bisogna rispettare il carico massimo
>>> dichiarato.
>>> Alberto
>>>
>>> ----Messaggio originale----
>>> Da: conan.edogawa.detective@gmail.**com<conan.edogawa.detective@gmail.com>
>>> Data: 3-lug-2013 13.08
>>> A: "a.zammit@tin.it"<a.zammit@**tin.it <a.zammit@tin.it>>, "Lista
>>> Pubblica del
>>> GULLI"<gulli@lists.linux.it>
>>> Ogg: Re: [Gulli] R: Re: [Elettrotecnica] Una domanda per voi sugli
>>> adattatori Shuko
>>>
>>>
>>> Sign. Zammit, sono un tecnico elettronico !!!
>>>
>>> Detto questo, il problema e' che MOLTI elettrodomestici di uso comune
>>> hanno la shuko ma consuma PIU' di 2 KW.
>>> Alcuni forni, lavatrici, lavastoviglie, phon, ecc...
>>>
>>> Il 03 luglio 2013 11:11, a.zammit@tin.it <a.zammit@tin.it> ha scritto:
>>>
>>>> Penso che un adattatore del genere sia previsto solo per usi
>>>> "domestici" e
>>>> quindi per utilizzatori che raramente superano i 2 kW, come ha detto
>>>> anche
>>>> Enrico la spina è prevista per un carico superiore anche per motivi di
>>>> sicurezza.
>>>> Se non superi i 200 W il fatto che il tuo adattatore scaldi può essere
>>>> dovuto al fatto che i contatti non siano perfetti e che quindi abbiano
>>>> una
>>>> resistenza più alta che al passaggio della corrente produce calore.
>>>> (Visto
>>>> che Fabrizio mi ha citato come studente dell'ITI, anche se si è confuso
>>>> con
>>>> mio fratello, ricordo che un conduttore attraversato da una corrente
>>>> elettrica disperde energia sotto forma di calore in funzione
>>>> dell'intensità
>>>> della corrente elettrica che lo attraversa P=IxIxR fonte:
>>>> http://it.wikipedia.org/wiki/**Effetto_Joule<http://it.wikipedia.org/wiki/Effetto_Joule>e naturalmente i professori
>>>> dell'ITI ;-)  ). Hai provato a vedere (eventualmente al buio) se muovi
>>>> il
>>>> cavo l'adattatore fa scintille? In ogni caso cambia l'adattattore ;-)
>>>> Alberto
>>>>
>>>> P.S.: Lo so che sono cose scontate, ma giuro, ho riletto tutto il thred
>>>> e
>>>> non tutte sono state ancora scritte... :-P
>>>>
>>>> ----Messaggio originale----
>>>> Da: e.frediani@usl6.toscana.it
>>>> Data: 2-lug-2013 11.09
>>>> A: "Lista Pubblica del GULLI"<gulli@lists.linux.it>
>>>> Ogg: Re: [Gulli] [Elettrotecnica] Una domanda per voi sugli adattatori
>>>> Shuko
>>>>
>>>>
>>>> credo che un adattatore industriale-schuko da 16A possa costare di più
>>>> oppure non essere ammesso a livello normativo a causa dell'elevata
>>>> corrente in condizioni di non perfetta tenuta dell'aggancio
>>>>
>>>> On 02/07/2013 11:01, Anubis Wolf wrote:
>>>>
>>>>> Si, ma il problema e' se superano i 2000 dell' adatattore...
>>>>> Ed e' assurdo che un adattatore con la spina da 16A regga fino a
>>>>> 2000...
>>>>>
>>>>> Il 02 luglio 2013 10:57, enrico frediani <e.frediani@usl6.toscana.it>
>>>>> ha scritto:
>>>>>
>>>>>> le spine  schuko oltre ad aver epregi elettrici, hanno anche grande
>>>>>> robustezza in termini di tenacia alla presa. per cui capita spesso che
>>>>>> queste spine si trovino anche in dispositivi che assorbono molto meno
>>>>>> di
>>>>>> 2000 o 3000w (ad esempio sui pc).
>>>>>>
>>>>>> fred
>>>>>>
>>>>>>
>>>>>> On 01/07/2013 16:20, Alberto Cortesi wrote:
>>>>>>
>>>>>>> sarà un deficit costruttivo dell'adattatore...
>>>>>>>
>>>>>>>
>>>>>>> Il 30/06/2013 13:46, Anubis Wolf ha scritto:
>>>>>>>
>>>>>>>> L' aspirapolvere, con ha shuko...
>>>>>>>>
>>>>>>>> O il phon, con la shuko...
>>>>>>>>
>>>>>>>> ...e scotta...
>>>>>>>>
>>>>>>>> Il 30 giugno 2013 13:42, Alberto Cortesi<cortesialberto@**
>>>>>>>> tiscali.it <cortesialberto@tiscali.it>>
>>>>>>>> ha
>>>>>>>> scritto:
>>>>>>>>
>>>>>>>>> ahahahh! no, non è normale bruciarsi... (ma cosa ci hai attaccato?
>>>>>>>>> le
>>>>>>>>> luci
>>>>>>>>> di san siro???) ahahah!
>>>>>>>>> Il 30/06/2013 13:31, Anubis Wolf ha scritto:
>>>>>>>>>
>>>>>>>>>  errore di battitura, zampe.
>>>>>>>>>> mani, per voi umani.
>>>>>>>>>>
>>>>>>>>>> Il 30 giugno 2013 13:30, Alberto Cortesi<cortesialberto@**
>>>>>>>>>> tiscali.it <cortesialberto@tiscali.it>>
>>>>>>>>>> ha
>>>>>>>>>> scritto:
>>>>>>>>>>
>>>>>>>>>>  Le zame? cosa sono???
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> Il 29/06/2013 23:41, Anubis Wolf ha scritto:
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>  non ho capito la domanda.
>>>>>>>>>>>>
>>>>>>>>>>>> Il 29 giugno 2013 23:39, Alberto
>>>>>>>>>>>> Cortesi<cortesialberto@**tiscali.it <cortesialberto@tiscali.it>
>>>>>>>>>>>> >
>>>>>>>>>>>> ha
>>>>>>>>>>>> scritto:
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>  Hai messo cosa??? :-?
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> Il 29/06/2013 00:32, Anubis Wolf ha scritto:
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>  Io ho messo le zame su alcuni bruciandomi...
>>>>>>>>>>>>>> Se ti pare normale...
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Il 29 giugno 2013 00:19, Alberto
>>>>>>>>>>>>>> Cortesi<cortesialberto@**tiscali.it<cortesialberto@tiscali.it>
>>>>>>>>>>>>>> >
>>>>>>>>>>>>>> ha
>>>>>>>>>>>>>> scritto:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>  ahhahah! ci avevo pensato anche io, ma sono solo seg.e
>>>>>>>>>>>>>>> mentali...
>>>>>>>>>>>>>>> tranquillo, non prende fuoco nulla...
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Il 27/06/2013 13:58, Alemaio ha scritto:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>  -----
>>>>>>>>>>>>>>>> Alemaio
>>>>>>>>>>>>>>>> Android-Galaxy S3
>>>>>>>>>>>>>>>> Il giorno 27/giu/2013 12:44, "Anubis Wolf"
>>>>>>>>>>>>>>>> <conan.edogawa.detective@**gmail.com<conan.edogawa.detective@gmail.com>
>>>>>>>>>>>>>>>> <mailto:conan.edogawa.**detective@gmail.com<conan.edogawa.detective@gmail.com>>>
>>>>>>>>>>>>>>>> ha scritto:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>  Mi spiegate perche' vendono dei dispositivi del genere ?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> http://www.teknophone.net/img/**p/1265-1265-thickbox.jpg<http://www.teknophone.net/img/p/1265-1265-thickbox.jpg>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Mi spiego meglio, questo e' un adattatore da spina "civile"
>>>>>>>>>>>>>>>>> italiana
>>>>>>>>>>>>>>>>> (Tipo L o CEI 23-16/VII) da 16 A a shuko "tedesca" (Tipo F
>>>>>>>>>>>>>>>>> o
>>>>>>>>>>>>>>>>> CEE
>>>>>>>>>>>>>>>>> 7/4)...
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Ora le Shuko permettono un assorbimento massimo di 16A...e
>>>>>>>>>>>>>>>>> la
>>>>>>>>>>>>>>>>> cosa
>>>>>>>>>>>>>>>>> ha
>>>>>>>>>>>>>>>>> senso, infatti tutti i grossi elettrodomestici per uso
>>>>>>>>>>>>>>>>> "casalingo"
>>>>>>>>>>>>>>>>> hanno questo tipo di connessione...e spesso assorbono ben
>>>>>>>>>>>>>>>>> piu'
>>>>>>>>>>>>>>>>> di
>>>>>>>>>>>>>>>>> 10A
>>>>>>>>>>>>>>>>> (2300 W)...
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Ora, per quale diavolo di motivo, fanno un adattoatore da
>>>>>>>>>>>>>>>>> una
>>>>>>>>>>>>>>>>> spina
>>>>>>>>>>>>>>>>> L
>>>>>>>>>>>>>>>>> da 16 A a una F da 16 A LIMITATO A 2000 W (mentre 16 A,
>>>>>>>>>>>>>>>>> sarebbero
>>>>>>>>>>>>>>>>> 3680
>>>>>>>>>>>>>>>>> W) ???
>>>>>>>>>>>>>>>>> Se ci fate caso, su ogni adattatore ci sta scritto "max
>>>>>>>>>>>>>>>>> 2000
>>>>>>>>>>>>>>>>> W"...
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> PERCHE' ???
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> P.S.: La soluzione ovviamente c'e'...passare per le
>>>>>>>>>>>>>>>>> connessioni
>>>>>>>>>>>>>>>>> IEC
>>>>>>>>>>>>>>>>> 309 (note come spine CEE)...
>>>>>>>>>>>>>>>>> Vedasi qui il necessario:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> http://en.zimagez.com/zimage/**img20130627123123.php<http://en.zimagez.com/zimage/img20130627123123.php>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Pero' mi pare assurdo...
>>>>>>>>>>>>>>>>> O uno collega un carico rischiando di fare danni o anche
>>>>>>>>>>>>>>>>> incendi,
>>>>>>>>>>>>>>>>> senza eventualmente farci nemmeno caso (visto che la spina
>>>>>>>>>>>>>>>>> e
>>>>>>>>>>>>>>>>> la
>>>>>>>>>>>>>>>>> presa
>>>>>>>>>>>>>>>>> sono da 16A perche' mai non dovrebbe esserlo l' adattatore
>>>>>>>>>>>>>>>>> nel
>>>>>>>>>>>>>>>>> mezzo
>>>>>>>>>>>>>>>>> ?) oppure si deve ricorrere a soluzioni
>>>>>>>>>>>>>>>>> "fantasiose"...oltre
>>>>>>>>>>>>>>>>> che
>>>>>>>>>>>>>>>>> costose...
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Voi che dite ?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>  Chr le tue considerazioni sono giuste... ma forse hai
>>>>>>>>>>>>>>>> sbagliato
>>>>>>>>>>>>>>>> lista?
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>  --
>>>>>>>>>>>>>>>>> By Anubis Wolf - Alias: Nicola Tobi
>>>>>>>>>>>>>>>>> --
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>>>>>>>>>>>>>>>>> Pagina web del GULLI:
>>>>>>>>>>>>>>>>> www.livorno.linux.it<http://**www.livorno.linux.it<http://www.livorno.linux.it>
>>>>>>>>>>>>>>>>> >
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>  --
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>>>>>>>>>>>>>>> Pagina web del GULLI: www.livorno.linux.it
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>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
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>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>
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>>>>>
>>>>>  --
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>>>
>>>
>>> --
>>> By Anubis Wolf - Alias: Nicola Tobi
>>> --
>>> Mailing list info: http://lists.linux.it/**listinfo/gulli<http://lists.linux.it/listinfo/gulli>
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>>
>>
>>
> --
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>

-- 
Sandro Fabbro

Email: sandrofabbro@gmail.com
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