EA-61643- EN11 & IEC 61643-21: 2012 Lisebelisoa tse sirelletsang motlakase o tlase - Karolo ea 21: Lisebelisoa tse sirelletsang moea tse hokahantsoeng le likhokahano tsa mehala ea mehala ea puisano le mehala - Litlhoko tsa ts'ebetso le mekhoa ea liteko

TLHOKOMELO

1) Khomishene ea Machabeng ea Electrotechnical (IEC) ke mokhatlo oa lefats'e bakeng sa maemo a akaretsang o nang le likomiti tsohle tsa naha tsa motlakase (IEC National Committee). Morero oa IEC ke ho khothaletsa tšebelisano ea machabeng lipotsong tsohle tse mabapi le maemo maemong a motlakase le a elektroniki. Ho fihlella sena mme ho tlatselletsa le mesebetsi e meng, IEC e phatlalatsa Maemo a Machabeng, Litlhaloso tsa Tekheniki, Litlaleho tsa Tekheniki, Tlhaloso ea Phatlalatso e fumanehang Phatlalatsong (PAS) le Litataiso (kamora mona li bitsoa "Phatlalatso (I) ea IEC"). Boitokisetso ba bona bo fuoa likomiti tsa tekheniki; Komiti efe kapa efe ea IEC ea Naha e nang le tjantjello ea taba e sebetsanoang e ka nka karolo mosebetsing ona oa boitokisetso. Mekhatlo ea machabeng, ea mmuso le eo e seng ea mmuso e ikopantseng le IEC le eona e nka karolo boitokisetsong bona. IEC e sebelisana 'moho le Mokhatlo oa Machaba oa Tekanyetso (ISO) ho latela maemo a behiloeng ka tumellano lipakeng tsa mekhatlo ena e' meli.

2) Liqeto kapa litumellano tsa semmuso tsa IEC litabeng tsa tekheniki li hlahisa tumellano ea machabeng ea maikutlo mabapi le litaba tse amehang kaha komiti e ngoe le e ngoe ea mahlale e na le boemeli ho tsoa ho Likomiti tsohle tsa Naha tsa IEC

3) Lingoliloeng tsa IEC li na le sebopeho sa likhothaletso bakeng sa ts'ebeliso ea machabeng mme li amoheloa ke Likomiti tsa Naha tsa IEC ka kutloisiso eo. Le ha ho etsoa boiteko bohle bo nepahetseng ho netefatsa hore litaba tsa tekheniki ea Lingoliloeng tsa IEC li nepahetse, IEC e ke ke ea jara boikarabello ba tsela eo e sebelisoang ka eona kapa bakeng sa eng kapa eng
ho hlalosoa hampe ke mosebelisi ofe kapa ofe oa qetello.

4) Bakeng sa ho khothaletsa ho ts'oana ha machabeng, Likomiti tsa Naha tsa IEC li itlama ho sebelisa lingoliloeng tsa IEC pepeneneng ho fihlela moo ho ka khonehang liphatlalatsong tsa bona tsa naha le tsa tikoloho. Phapang efe kapa efe lipakeng tsa Phatlalatso efe kapa efe ea IEC le phatlalatso e tsamaellanang ea naha kapa ea tikoloho li tla bonts'oa ka ho hlaka ho sena sa morao.

5) IEC ka boeona ha e fane ka bopaki ba ho lumellana. Mekhatlo e ikemetseng ea netefatso e fana ka lits'ebeletso tsa tlhahlobo ea boits'oaro mme, libakeng tse ling, phihlello ea matšoao a IEC a tumellano. IEC ha e ikarabelle bakeng sa lits'ebeletso life kapa life tse etsoang ke mekhatlo e ikemetseng ea netefatso.

6) Basebelisi bohle ba lokela ho netefatsa hore ba na le khatiso ea morao-rao ea phatlalatso ena.

7) Ha ho mokoloto o tla hokeloa ho IEC kapa batsamaisi ba eona, basebetsi, basebeletsi kapa baemeli ho kenyeletsoa litsebi ka bomong le litho tsa likomiti tsa eona tsa tekheniki le Likomiti tsa Naha tsa IEC bakeng sa kotsi efe kapa efe ea motho, tšenyo ea thepa kapa tšenyo e fe kapa e fe ea mofuta ofe kapa ofe, ekaba ka kotloloho kapa ka kotloloho kapa bakeng sa litšenyehelo (ho kenyeletsoa litefiso tsa molao) le litšenyehelo tse hlahang phatlalatsong, ts'ebeliso ea, kapa ho itšetleha ka eona, Phatlalatso ena ea IEC kapa lingoliloeng life kapa life tsa IEC.

8) Ho lebisoa tlhokomelo litšupisong tse tloaelehileng tse boletsoeng phatlalatsong ena. Ts'ebeliso ea lingoliloeng tse boletsoeng e bohlokoa bakeng sa ts'ebeliso e nepahetseng ea phatlalatso ena.

9) Ho lebisoa tlhokomelo ho monyetla oa hore likarolo tse ling tsa Phatlalatso ena ea IEC e kanna ea ba taba ea litokelo tsa patent. IEC e ke ke ea jara boikarabello ba ho khetholla litokelo life kapa life tse joalo tsa tokelo ea semolao.

Tekanyetso ea machabeng IEC 61643-21 e hlophisitsoe ke subcommittee 37A: Low-voltagesurge lisebelisoa tse sireletsang, tsa IEC technical committee 37: Surge arresters.

Phetolelo ena e kopaneng ea IEC 61643-21 e na le khatiso ea pele (2000) [litokomane 37A / 101 / FDIS le 37A / 104 / RVD], tlhabollo ea eona 1 (2008) [litokomane 37A / 200 / FDIS le 37A / 201 / RVD ], tokiso ea eona ea 2 (2012) [litokomane tsa 37A / 236 / FDIS le 37A / 237 / RVD] le corrigendum ea eona ea Hlakubele 2001.

Likahare tsa tekheniki ka hona li ts'oana le khatiso ea mantlha le liphetoho tsa eona 'me li lokiselitsoe molemong oa basebelisi.

E jere mofuta oa khatiso 1.2.

Mohala o emeng ka thoko ho leqephe o bonts'a moo khatiso ea mantlha e fetotsoeng ke liphetoho tsa 1 le 2.

Komiti e nkile qeto ea hore litaba tsa sengoliloeng sa mantlha le liphetoho tsa eona li tla lula li sa fetohe ho fihlela letsatsi la botsitso le bonts'itsoeng webosaeteng ea IEC tlasa "http://webstore.iec.ch" boitsebisong bo amanang le phatlalatso e ikhethang. Ka letsatsi lena, phatlalatso e tla ba
• netefalitsoe,
• hulwa,
• nkeloa sebaka ke khatiso e ntlafalitsoeng, kapa
• e fetotsoe.

SELELEKELA

Morero oa Tekanyetso ena ea Machabeng ke ho supa litlhokahalo bakeng sa Lisebelisoa tsa Ts'ireletso ea Surge (SPDs) tse sebelisitsoeng ho sireletsa lits'ebetso tsa likhokahanyo tsa mehala le mehala, mohlala, data ea li-voltage tse tlase, lentsoe le alamo lipotoloho. Litsamaiso tsena kaofela li kanna tsa pepesetsoa litlamorao tsa lehalima le liphoso tsa mohala oa motlakase, ekaba ka ho ikopanya ka kotloloho kapa ka ho kenella. Litholoana tsena li ka beha sistimi ho li-overvoltages kapa overcurrents kapa ka bobeli, bao maemo a bona a leng holimo haholo ho senya sistimi. Li-SPD li etselitsoe ho fana ka tšireletso khahlano le li-overvoltage le li-overcurrent tse bakoang ke liphoso tsa lehalima le lithapo tsa motlakase. Tekanyetso ena
e hlalosa liteko le litlhokahalo tse hlahisang mekhoa ea ho leka li-SPD le ho lekola ts'ebetso ea tsona.

Li-SPD tse lebisitsoeng ho Standard ena ea Machabeng li kanna tsa ba le likarolo tsa ts'ireletso ea voltage feela, kapa motsoako oa likarolo tsa ts'ireletso ea overvoltage le overcurrent. Lisebelisoa tsa ts'ireletso tse nang le likarolo tsa ts'ireletso tse fetelletseng feela ha li maemong a boemo bona. Leha ho le joalo, lisebelisoa tse nang le likarolo tsa ts'ireletso tse fetang feela li koahetsoe sehlomathisong A.

SPD e ka ba le likarolo tse 'maloa tsa tšireletso ea overvoltage le overcurrent. Li-SPD tsohle li lekoa ka "lebokose le letšo", ke hore, palo ea li-terminals tsa SPD e khetholla ts'ebetso ea liteko, eseng palo ea likarolo tsa SPD. Lisebelisoa tsa SPD li hlalositsoe ho 1.2. Tabeng ea li-SPD tse ngata, mohala ka mong o ka lekoa ntle le a mang, empa ho kanna ha ba le tlhoko ea ho leka mela eohle ka nako e le ngoe.

Tekanyetso ena e akaretsa maemo a fapaneng a liteko le litlhokahalo; Ts'ebeliso ea tse ling tsa tsona ke ka boikhethelo ba mosebelisi. Litlhoko tsa maemo ana li amana joang le mefuta e fapaneng ea SPD e hlalositsoeng ho 1.3. Le ha ena e le maemo a ts'ebetso mme ho hlokahala bokhoni bo itseng ho li-SPD, litefiso tsa ho hloleha le botoloki ba tsona li tlohelletsoe mosebelisi. Melao-motheo ea khetho le ts'ebeliso e koahetsoe ho IEC 61643-22.

Haeba SPD e tsejoa e le sesebelisoa se le seng, e tlameha ho fihlela litlhoko tsa maemo a amehang le a maemo ana.