Muvaki wepaneru muNetherlands akandiuya gore rapera nedambudziko remari yevashandi iro raive rava kukurumidza. Chikwata chake chekuvaka mapaneru chevanhu vatatu chaipedza mapaneru ekudzora 40-50 pamwedzi, uye kumanikidzwa kwemitengo yemusika kubva kumakwikwi ekuEastern Europe kwaive kwakaoma. Dambudziko mupaneru rega rega raive rakafanana: kugumisa waya. Vashandi vake vane ruzivo rwewaya vaive vadzimisi vewaya yekudzora 20AWG-14AWG yakamiswa painenge 10-12 connections pamunhu paawa vachishandisa screw terminal blocks. Vakwikwidzi vake, vachishandisa tekinoroji itsva ye push-in terminal, vaipedza mapaneru akaenzana nemawaya ekubatanidza 35-40% mashoma.
Kuverenga kweROI kwaive kwakajeka: paEUR 38/awa yake yekushanda yakazara, kuderedza nguva yekubatanidza waya nemaawa 4-5 papaneru yewaya 300 kwaimiririra mari inosvika EUR 150-190 mukuchengetedza vashandi papaneru imwe neimwe. Huwandu hwake hwemapaneru 45 pamwedzi hwaireva EUR 6,750-8,550 mukudzikisa mari yebasa pamwedzi. Mari yekushandura - mabhuroko matsva ekupedzisira, mari shoma yekushandisa maturusi, uye nguva yekudzidzira - yaive nenguva yekubhadhara pasi pemavhiki matanhatu. Kubva ipapo takagadzirira fekitari yake neJ-Guang push-in terminal range yakazara uye takapa kudzidziswa panzvimbo yacho.
Kunzwisisa Tekinoroji: Mashandiro anoita MaPush-In Terminals vs Screw Terminals
Usati waongorora hupfumi hwe retrofit, kunzwisisa musiyano wemakanika pakati pe push-in ne screw terminal connections kwakakosha kuti uongorore kana tekinoroji push-in yakakodzera kune yako chaiyo application.
Muchina wekubatanidza terminal screw
Zvivharo zvinosunga waya paplate yesimbi inobatanidza uchishandisa simba re screw rakasungirirwa. Hunhu hwekubatanidza hunoenderana ne: torque inoshandiswa (shoma = kuramba kwakanyanya; zvakanyanya = kukuvara kwewaya kana tambo dzakabviswa), hunhu hwekugadzira waya (waya yakasungirirwa inofanira kumonyororwa uye kuiswa zvizere mu terminal), uye kuramba kwe terminal screw kusunungurwa kunokonzerwa ne vibration.
Pandinoongorora kubatana kwe screw terminal mumunda — izvo zvandinoita kakawanda panguva yekushanya kwevatengi vedu — ndinogara ndichiona kuti torque specification ndiyo inonyanya kufuratirwa. Tinotsanangura torque values nechikonzero: screws dzisina torque dzinogadzira connections dzinodzivirira kupisa uye dzinokurumidzisa kuora kwe terminal. screws dzakanyanya torque dzinobvisa tambo kana kudzvanya waya kupfuura miganhu yayo yemakanika, zvichikonzera kutadza kushanda zvakanaka. Muruzivo rwangu, inenge 30-40% yematambudziko e field wiring mu screw terminal installations anodzokera kumashure ku torque isina kunaka panguva yekumisa kwekutanga.
Nzira yekubatanidza Terminal Push-In
Ma terminal e push-in anoshandisa nzira ye clamp yechitubu panzvimbo pe screw. Chitubu chesimbi chisina ngura chiri mukati me terminal chinobata waya pamusoro pe contact surface. Kuti uise waya, unoisundira mu terminal opening — spring tension inovhurika yega, uye spring inobata waya paunoburitsa pressure. Hapana screwdriver, hapana torque specification, hapana kutsamira paunyanzvi hwe operator. Hunhu hwe connection hunotsanangurwa ne design yechitubu, kwete maitiro e operator.
Ndakaita mazana ekuyedza simba rekudhonza pakupera kwesimba re push-in murabhoritari yedu yeR&D, uye chandinogara ndichiona ndechekuti nzira yekusimbisa chitubu inogadzira simba rekudhonza rinoenderana zvinoshamisa pahuwandu hwese hwema wire diameters. Waya yakaputirwa zvakanaka yakaiswa mu terminal yekudhonza yakagadzirwa zvakanaka inoratidza simba rekudhonza rinosangana kana kudarika zvinodiwa neIEC 60947-7-1. Takaedza ma terminal edu e push-in eJ-Guang kune anopfuura 50N pull-out force ye 1.5mm² ferruled conductors - izvo zviri pamusoro pezvinodiwa zvakajairwa. Kuenderana uku chinhu chatisingakwanise kuita nema screw terminals, uko nzira yemushandisi inounza kusiyana kukuru.
Kuongorora Mutengo weVashandi: Chinhu Chinonyanya Kukonzera Hupfumi
Nyaya yehupfumi yekushandiswa kwemagetsi emagetsi emagetsi inyaya yekushanda zvakanaka kwevashandi. Maitiro ekubatanidza waya mukugadzira mapaneru ekudzora ndeimwe yematanho anonyanya kuda vashandi vakawanda mukugadzirwa kwese, uye ndipo panowanikwa mukana mukuru wekuderedza nguva kana sarudzo yezvikamu yapera.
Zvichibva pazvidzidzo zvenguva zvakanyorwa mumabasa ekuvaka mapaneru muEurope neSoutheast Asia, musiyano wekumhanya kwekumisa pakati pemapush-in nema screw terminals wakakura. Takaraira chidzidzo chenguva nekufamba chakazvimirira papaneru yekudzora maindasitiri ye300-waya gore rapera, uye mhedzisiro yacho yakasimbisa zvatakanga tichiona kwemakore.
| Saizi yewaya | Chiteshi cheSikuruu (min/waya) | Chiteshi cheKusundidzira (min/waya) | Kuchengetedza Nguva |
|---|---|---|---|
| 20AWG (0.5mm²) | 4.8 maminiti | 2.1 miniti | 56% |
| 18AWG (0.75mm²) | 5.2 maminiti | 2.3 maminiti | 56% |
| 16AWG (1.0mm²) | 5.5 maminiti | 2.5 mamineti | 55% |
| 14AWG (1.5mm²) | 6.0 maminiti | 2.8 maminiti | 53% |
Nhamba dzekudzidza nguva yewaya imwe neimwe dziri pamusoro dzinosanganisira kugadzirira waya (kubvisa), kushandisa ferrule (yewaya yakavharirwa), kuisa, uye kuongorora nemaziso. Kubatsira kwekushandisa terminal ye push-in kwakakura kune waya diki nekuti kushanda kwe screw clamping kunotora nguva yakawanda zvichienzaniswa nehukuru hwewaya.
Kune Control Panel ine waya mazana matatu:
- Nguva yekubatanidza waya pa terminal ye screw: Inenge maawa makumi maviri nematanhatu kusvika makumi maviri nemasere ekushanda
- Nguva yekubatanidza waya yemagetsi: Inenge maawa gumi nerimwe kusvika gumi nematatu ekushanda
- Kuchengetedza nguva yebasa: Maawa gumi nemashanu kusvika gumi nemanomwe ebasa papaneru imwe neimwe
- Kuchengetedza mari yevashandi paEUR 38/awa: EUR 570-646 papaneru imwe neimwe
Chisinganyatsoonekwe patafura iri pamusoro apa ibatsiro rechipiri revashandi: kugara kwenguva refu. Pandinotaura nevatariri vepanzvimbo, vanogara vachitaura kuti waya ye push-in ine mwero wakaderera wekukanganisa pane waya ye screw. Chikonzero chacho chiri nyore - kugumisa kumanikidza ibasa riri nyore uye rinodzokororwa. Kune zvinhu zvishoma zvinogona kukanganisa. Kugumisa kumanikidza kunosanganisira kudzika kwekuisa waya, kunaka kwekutenderedza, kuisa screw panzvimbo, kushandisa torque, uye verification. Kumanikidza kunosanganisira kunaka kwekubvisa waya, kushandisa ferrule, uye kudzika kwekuisa. Matanho mashoma anoreva maitiro mashoma ekukundikana, izvo zvinoreva kudzikira kwemitengo yekugadzirisa uye nguva shoma inopedzerwa kugadzirisa nekugadzirisa ma connections.
Chisarudzo cheRetrofit: Kuchinja kweNew Build vs Panel iripo
Ndisati ndazvipira kugadzirisa mapaneru aripo, ndinogara ndichikurudzira vatengi kuti vasiyanise zvakajeka pakati pezviitiko zviviri: kuvaka mapaneru matsva (apo kuchinjisa kuri sarudzo yakakodzera kune akawanda maapplication) uye kugadzirisa mapaneru aripo (apo hupfumi hunoda ongororo yakanyatsojeka).
Nguva Yekusarudza Push-In yeNew Panel Builds
J-Guang push-in terminal blocks ndiyo sarudzo yekutanga yevagadziri vepaneru vane simba guru vari kutsvaga kuvandudzwa kwekushanda zvakanaka kwewaya. Tinokurudzira mabhuroko emagetsi e push-in sesarudzo yekutanga yekuvaka mapaneru matsva mumamiriro ezvinhu anotevera: kugadzirwa kwehuwandu hwakawanda kunomhanya uko mari yevashandi inosanganisirwa mumakumi kana mazana emapaneru akafanana; mashandisirwo munzvimbo dzinodzorwa (pasi pefekitori, makamuri emagetsi anodzorwa nemamiriro ekunze) uko kudedera uye kupisa kuri mukati memiganhu yakatarwa ye push-in; mapaneru asingazodi kugadziriswa kwewaya dzemunda nguva nenguva mushure mekubuda mufekitori; uye maresitorendi epaneru anogona kuisa mari mumidziyo yeferruling uye kudzidzisa vashandi vavo vewaya zvakanaka vasati vatanga kugadzira.
Kana uri muvaki wemapaneru anovaka mapaneru anopfuura makumi maviri pamwedzi, ndinofungidzira kuti kuwana kwekubudirira kubva mutekinoroji ye push-in kuchabhadhara michina yako ye ferruling mukati memwedzi mitatu yekutanga yekugadzira. Tine karukureta yekudzoka-pa-investment yatinogovana nevatengi vangangovepo — kazhinji, nguva yekubhadhara maturusi e ferruling uye ma push-in terminal blocks anorwisa screw terminal equivalents iri pakati pemavhiki matanhatu negumi nemana zvichienderana nemitengo yebasa uye kuoma kwepaneru.
Nguva Yokugadzirisa Mapaneru Aripo — Uye Nguva Yokusagadzirisa
Kugadzirisa panel iripo nema "push-in terminals" kunodhura zvakanyanya pane kusarudza "push-in" kubva kune itsva, nekuti zvinoda kubviswa kwemuviri uye kutsiviwa kwema "terminal blocks" aripo uye kudzima waya yega yega. Tinowanzo kurudzira kuti usagadzirise kana zvinhu zvinotevera: panel iri kutoshandisa ma "screw terminals" emhando yepamusoro akasungirirwa zvakanaka uye asina nhoroondo yekukundikana kwe "field failure"; panel iri pedyo nekuguma kwehupenyu hwayo hwekushanda uye ichatsiviwa mukati memakore 2-3; panel iri munzvimbo ine "vibration" yakawanda uko "push-in" isiriyo sarudzo yakanakisisa; kana kuti urefu hwewaya mupanel iripo hahuna kukwana kuti ikwane mafomu akasiyana ema "push-in terminal blocks" pasina "re-wiring".
Kune rumwe rutivi, pandinoona panel yakagadzirwa nema screw terminals akachipa anounzwa kunze kwenyika — mhando dzine matambudziko anooneka emhando, thread quality isingaenderane, kana wire grip design isina kunaka — ndinowanzo kurudzira kuti igadziriswe kunyangwe mutengo wacho wakakwira. Chikonzero chiri nyore: ma screw terminals iwayo emhando yepasi ari kukonzera matambudziko aripo, uye kufona kwese kwese kunodhura kupfuura zvaizoita retrofit. Kuatsiva ne push-in terminal chaiyo kubva kumugadziri wemhando yepamusoro kunogadzirisa dambudziko riripo parizvino uye dambudziko re wiring efficiency kwenguva refu panguva imwe chete.
Kuongorora Mutengo weKuvandudza: Zvinodhura Zvakadini Nekuvandudzwa Kwacho
Mutengo wekushandura kubva pa screws kuenda pa push-in terminal blocks unoenderana nehuwandu hwekushandura - kungave uri kuvaka mapaneru matsva uchishandisa tekinoroji ye push-in kana kugadzirisa mapaneru aripo.
Kuvaka Panel Itsva: Kusiyana Kwemutengo weTerminal Block
Mabhuroko emagetsi anoiswa mukati anowanzo dhura ne15-35% pa terminal imwe neimwe kupfuura mabhuroko emagetsi akafanana ne screw-type, zvichienderana nerudzi rwebasa uye specification. Kune panel ye 300-wire ine mapoinzi ekugumisa e150-180, musiyano wemutengo we terminal block wakakwira ne EUR 45-90 papanel imwe neimwe - chikamu chidiki chemari yekuchengetedza vashandi ye EUR 570-646. Patinoratidza kuenzanisa uku kune vanovaka mapaneru panguva yemisangano yedu yezvigadzirwa, mhinduro yacho inenge yakafanana nguva dzose: "ndizvo chete?" Mutengo wezvinhu wakaderera chaizvo kana tichienzanisa nemari yekuchengetedza vashandi yainovhura.
Kugadzirisa: Kushandurwa kwePanel Iripo
Kugadzirisa panel iripo uchishandisa ma push-in terminals kunodhura zvakanyanya nekuti zvinoda kubviswa kwemuviri uye kutsiviwa kwema terminal blocks aripo. Maitiro ekugadzirisa:
- Kubviswa uye kutsiviwa kwebhokisi remagetsi: EUR 0.40-0.80 pabhuroko repamusana pekusununguka (kubviswa + kuiswa kwegumbo idzva)
- Kugadziriswazve kwewaya: Waya dziripo dzinogona kushandiswazve kana maferuru akaiswa; kana kureba kwewaya kusina kukwana, waya itsva dzinofanira kudhonzwa
- Mari yose yekugadzirisa panel ye 300-waya: Inenge EUR 180-350 mukuwedzera kwevashandi pamwe nekusiyana kwemutengo we terminal block
Zvikamu zvekubatanidza zveJ-Guang Mapurojekiti ekutsigira retrofit panel munyika makumi maviri nemasere. Kuverengerwa kwekubhadhara retrofit: Kana paine mari yekuwedzera EUR 350 neEUR 570-646 pagore pakushandisa mari yekubatsira vashandi, nguva yekubhadhara inenge iri 6-7 panels — inokwanisika kune vanovaka mapaneru vane huwandu hwekugadzira huripo. Zvisinei, ndinogara ndichiyambira vatengi kuti vafungewo nezvemutengo wepasi pepaneru. Kana paneru iri kugadziriswa iri panzvimbo inoshanda, kuibvisa isina kugadzirwa kwemazuva maviri kusvika matatu ekushanda kwayo kune mukana wekuti isanganiswe munyaya yebhizinesi. Kune mapaneru ari mufekitori, mutengo wepasi pepaneru uyu unogona kupfuura mutengo wezvinhu zvekugadzirisa, ndosaka tichikurudzira zvikuru kuronga kugadziriswa panguva yekuvharwa kwekugadzirisa pane mamiriro ekunze. zvigadzirwa zve terminal block
Ferrules: Mutengo Wakavanzika Unowanzo kanganwa Nevatengi
Maitiro ekugadzira waya dzezviteshi zve push-in anonetsa kupfuura ezviteshi zve screw, uye izvi zvinogadzira imwe mari inofanira kuverengerwa muongororo yehupfumi. Waya yakamanikana inoda maferrule kuti ikwanise kusundidzira mukati zvakanaka — tambo dziri muwaya dzakasungirirwa dzinogona kubhururuka kana dzikasundirwa muchitubu, zvichiita kuti pave nekubatana kwakasimba kana kuti kukundikana kwekubatana nguva nenguva.
Mutengo weferrule: EUR 0.02-0.05 paferrule imwe neimwe zvichienderana nemhando uye saizi. Kune panel ine waya mazana matatu, ferrule dzinowedzera mari inosvika EUR 6-15 - mutengo wezvinhu hauna kukosha, asi dzinofanira kuverengerwa mumutengo wese.
Nguva yekushandisa Ferrule: masekondi angangoita 3-5 pawaya yega yega. Izvi zvinoderedza zvishoma mukana wekushandisa push-in terminal time. Mukana wekushandisa ferrule mushure mekushandisa ferrule unoderedza nguva ne40-50% pawaya yega yega — zvichiri kukosha, asi kwete gross figure ye55-60% iyo dzimwe nguva inotaurwa.
Mukuona kwangu kushanyira mapaneru emagetsi muSoutheast Asia neEurope, chikanganiso chandinoona mukushandiswa kwe push-in ndechekusatevedzera zvinodiwa zve ferrule. Ndakashanyira muvaki wepaneru muThailand gore rapfuura uyo akanga achinja kuenda kuma push-in terminals asi aishandisa waya isina stranded — isina ma ferrule — nekuti vashandi vavo vemagetsi vakaona kuti ferrule "yakanyanya kunonoka." Kuverengwa kwekubatana kwe connection resistance paQC tests dzavo kwaive kwese kwese, uye vaisangana nekutadza kubata panguva nenguva mumunda. Pandakatsanangura mashandiro e ferrule uye takaita bvunzo yekuenzanisa ne ferruled vs bare wire, musiyano we contact quality wakabva waoneka. Mushure mekunge tadzidzisazve timu yavo nzira yakakodzera ye ferrule uye takawedzera pamirairo yavo yebasa, field failure rate yavo yakaderera neanopfuura 80% mukati memwedzi mitanhatu.
Kukodzera Kushandisa: Kana Mativi Ekuisa Push-In Ari Uye Asina Kukodzera
Ma terminal e push-in haasi nani pane ma terminal e screw. Kune mamiriro chaiwo ekushandiswa apo tekinoroji ye push-in haina kukodzera uye ma terminal e screw anoramba ari sarudzo chaiyo.
Ma terminal e push-in akakodzera kana:
- Chivako chekugadzira panel chine vhoriyamu yakawanda uye zvirevo zvewaya zvinoenderana
- Nzvimbo dzine kudedera kwakaderera kusvika pakati nepakati (mapaneru ekudzora eindasitiri akajairika)
- Mashandisirwo apo panel haizodi kukanganiswa/kubatanidzwazve kwewaya dzemunda kakawanda
- Waya yakasungirirwa ine maferrule — kwete waya isina chinhu yakasungirirwa
Ma terminal e push-in HAAKODZERI kana:
- Nzvimbo dzinodedera zvakanyanya (madhindindi, michina inodedera, makireni, midziyo inofambiswa) — chisipiti chinogona kuzorora kana chikadedera kwenguva refu
- Mashandisirwo anoda kuchinjwa kwewaya dzemumunda nguva nenguva kana kugadziriswa kwedunhu — kubviswa kwe push-in kunoda chishandiso chekuburitsa uye kunogona kukanganisa chitubu.
- Saizi huru dzewaya (10AWG/6mm² zvichikwira) — simba rekusundidzira rinova risingashande kune waya hombe dzinopinda muzvikamu zvakasiyana
- Vashandi vekuvaka mapaneru vasina michina yekuvaka nekudzidziswa
Kuvimbiswa Kwemhando: Kusimbisa Kubatanidzwa Kwepush-In Mushure meKuiswa
Kana panel yako yaiswa waya ne push-in terminals, ndeapi macheki emhando aunofanira kuita? Zvichibva paIEC 60947-7-1 standard pamwe nemaitiro edu emhando, ndinokurudzira maitiro ekuongorora ematanho matatu anotora maminetsi angangoita gumi nemashanu kusvika makumi maviri kune panel ye300-waya.
Kutanga, kuongorora nemaziso: tarisa kuti waya yega yega yakaiswa zvizere muterminal (haufanirwe kukwanisa kuburitsa waya neruoko usina kuvhura kuburitswa kwayo). Tarisa kuti maferrule akakwenenzverwa zvakanaka — ferrule isina kukwenenzverwa zvakanaka haizopi hunhu hwekubatana hunotarisirwa kunyangwe ikaita seiri kuiswa. Ndakaona maferrule akakwenenzverwa nehukuru hwekufa husina kunaka uye aine kubatana kushoma netambo, zvichiita kuti pave nekubatana kwakasimba kusina kuonekwa kusvika pakuratidza kupisa kwaratidza nzvimbo dzinopisa panguva yekuedzwa kwemutoro.
Chechipiri, kuyedzwa kwesimba rekudhonza uchishandisa muenzaniso: IEC 60947-7-1 inoda simba shoma rekudhonza rinosiyana zvichienderana newaya (kazhinji 40-60N yewaya dze 0.5-1.5mm²). Tinokurudzira kuyedzwa kwesimba rekudhonza pa5-10% yekupera kwesimba panguva yekutanga kugadzirwa uye pa1-2% panguva yekugadzirwa kuri kuenderera mberi sekutarisa mhando.
Chechitatu, kupenda kwekupisa pasi pemutoro: iyi ndiyo bvunzo inonyanya kukosha yekuona kubatana kunodzivirira zvakanyanya kusati kwakonzera kutadza kushanda zvakanaka kwemumunda. Kubatana nekudzivirira kwakanyanya kucharatidza kukwira kwekushisa kana tichienzanisa nekubatana kwakapoteredza pasi pemutoro. Tinoshandisa nzira iyi panguva yekuedzwa kwedu kwevatengi kunogamuchirwa nefekitori, uye yagara ichibata matambudziko ekubatana aisaonekwa nekutarisa kwemaziso chete.
Kuronga Nguva Yekuzorora: Kuderedza Kukanganisa Kwekugadzira Munguva Yekuvandudza
Kana wakasarudza kugadzirisa panel iripo yekushandisa ine ma push-in terminals, kuronga nguva yekushanda kwakakosha. Zvichienderana neruzivo rwedu rwekugadzira, heino hurongwa hwekuronga kugadzirwa hwandinokurudzira vatengi vedu.
Kutanga, kamura pani muzvikamu zvemagetsi zvinopatsanurwa — mapoka emaseketi anogona kubviswa simba uye kugadziriswa ega nepo mamwe mapani achiri kushanda. Nzira iyi yekuisa nzvimbo inokutendera kuti uderedze nguva yekusashanda kwese kwekugadzira nekuisa chikamu chimwe panguva panguva yekugadzirisa kwakarongwa. Tinowanzoona maawa maviri kusvika mana ekusashanda pabhatani rewaya zana kana kugadzirisa kwacho kwarongwa nemazvo uye vashandi vewaya vakadzidziswa pachine nguva.
Chechipiri, tanga waisa zvinhu zvese muchikamu chekutanga usati wabvisa panel offline. Basa rekugadzirisa harifanirwe kusanganisira kumirira zvinhu, maturusi, kana magwaro. Zvese zvinofanirwa kurongwa uye kusimbiswa usati watanga kudzimwa. Mukuona kwedu, chikonzero chinowanzoita kuti chirongwa chekugadzirisa chiwedzere kukundikana kwekugadzirisa zvinhu - kungave mabhuroko asina kukodzera eterminal akarairwa, kana kuti maferrule akanga asina kuwanikwa muhukuru hwakakodzera, kana kuti urefu hwewaya hwakanga husina kusimbiswa uye dzimwe waya dzakazove pfupi zvakanyanya kuti dzisakwanise kushandiswa pakugadzirisa terminal itsva.
Chechitatu, iva nenyanzvi yemagetsi inokwanisa kuuya panguva yese yekugadzirisa zvinhu kuti itarisire kuchengetedzeka uye kugadzirisa chero mamiriro ezvinhu asingatarisirwi anomuka pakuvhura macircuit ari pedyo. Kuchengetedzeka kwemagetsi hakuchinjiki uye hakufanirwe kukanganiswa nekuda kwezvikonzero zvenguva yakatarwa.
Kuvimbika Kwenguva Refu: Push-In vs Screw Terminal Field Failure Data
Mubvunzo mumwe wandinowanzo bvunzwa nemainjiniya ekugadzirisa ndewekuti: kuenzanisa kwesimba rekushandisa nguva refu pakati pema "push-in" nema "screw terminals" ndekupi? Uyu mubvunzo une musoro nekuti mari yekutanga yekubatsira haina basa kana ma "push-in terminals" achizowedzera mari yekugadzirisa mukati menguva yebasa re "panel".
Zvichibva padata redu rekukundikana kwemunda kubva kumaterminal eJ-Guang akaiswa mumapaneru munyika makumi maviri nemasere, mufananidzo wacho wakajeka kune maapplication anodzorwa: mwero wekukundikana kweterminal mumapaneru ekudzora epasi pefekitori ungangoita 0.3-0.5% pagore mushure megore rekutanga rebasa, zvichienzaniswa ne0.8-1.2% pagore kuma screw terminals mumaapplication akafanana. Kukundikana kwakanyanya kwegore rekutanga kwematerminal ekupinza (anenge 0.8-1.0%) kunokonzerwa nekukanganisa kwekuisa - waya dzisina kuiswa zvakanaka, ma ferrules asipo, uye saizi yewaya isiriyo - izvo zvinodzikira zvakanyanya sezvo timu yekuisa ichiwana ruzivo nechigadzirwa.
Kusiyana neizvi, mwero wekukundikana kwe screw terminal wakagadzikana gore negore uye unotungamirirwa nekurerukirwa kunokonzerwa ne vibration (munzvimbo dzemaindasitiri) uye kuneta kwe thermal cycling (munzvimbo dzekunze kana dzinopisa). Idzi inzira dzekukundikana kwe screw mechanism dzisingaderedze zvakanyanya neruzivo rwemushandisi. Muma application anodedera zvakanyanya akadai sekudzvanya uye kudhirowa, tinogara tichiona mwero wekukundikana kwe screw terminal wakakwira ka2-3 kupfuura ma push-in terminals muma application mamwe chete - ndosaka tichigara tichikurudzira push-in munzvimbo idzi, pasinei nekuneta kwechirimo, nekuti mwero wekukundikana unoramba wakaderera.