Kuongororwa kwekuonekwa uye simba rekuedza kwevhavha

Mukuita kwese kwekugadzira, kugadzira, kuisa, kushanda mamiriro, kushanda uye kugadzirisa, nhanho imwe neimwe haifaniri kusununguka. Nzira yekuziva sei kana pane dambudziko nevhavha isati yasvika kana mushure mekugadzirisa zvakakwana? Izvi zvinoda kupfuudza kutariswa kwekutaridzika uye imwe bvunzo yekuita kuti utarise. Kuburikidza nemhedzisiro iyi yebvunzo, hurema hunogona kuburitswa uye kugadziridzwa zvinoenderana, uye chete mushure mekunge bvunzo dzese dzakwana ndipo dzinogona kushandiswa. Saka, ndeapi mashoko atinofanira kungwarira pakuongorora chitarisiko? Chii chinonzi performance test inosanganisirei?

Sei valve ichigara ichikundikana? Mukuita kwese kwekugadzira, kugadzira, kuisa, kushanda mamiriro, kushanda uye kugadzirisa, nhanho imwe neimwe haifaniri kusununguka. Nzira yekuziva sei kana pane dambudziko nevhavha isati yasvika kana mushure mekugadzirisa zvakakwana? Izvi zvinoda kupfuudza kutariswa kwekutaridzika uye imwe bvunzo yekuita kuti utarise. Kuburikidza nemhedzisiro iyi yebvunzo, hurema hunogona kuburitswa uye kugadziridzwa zvinoenderana, uye chete mushure mekunge bvunzo dzese dzakwana ndipo dzinogona kushandiswa. Saka, ndeapi mashoko atinofanira kungwarira pakuongorora chitarisiko? Chii chinonzi performance test inosanganisirei?

Kuongorora kwekuona

1. Kana iyo yemukati nekunze pamusoro pevharuvhu muviri une trachoma, crack uye humwe hurema.

2, chigaro chevharuvhu uye vharafu muviri wakabatana wakasimba, vharafu musimboti uye chigaro chevharuvhu chinopindirana, yekuisa chisimbiso haina kukanganisa.

3, stem uye spool yekubatanidza inochinjika uye yakavimbika, stem bending, kukuvara kweshinda, ngura.

4, kurongedza, washer kuchembera kukuvara, vharafu yakavhurika inoshanduka, nezvimwe.

5, panofanira kunge paine nameplate pamutumbi wevharuvhu, muviri wevharuvhu uye nameplate inofanira kusanganisira: zita remugadziri, zita revharuvhu, kudzvanywa kwezita, dhayamita yezita uye kumwe kuzivikanwa.

6. Nzvimbo yekuvhura uye yekuvhara yevhavha panguva yekufambisa inofanira kuita zvinotevera:

(a) Gedhivhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhabhuwarobhu,bharuvhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavha kutani,ku humesa valambu na van’wana va fanele ku vala xikan’wani.

(b) Iyo plug valve uye bhora vharafu yekuvhara zvikamu zvinofanirwa kunge zviri munzvimbo yakazaruka zvizere.

(c) Iyo diaphragm valve inofanira kunge iri munzvimbo yakavharwa, haifaniri kuvharwa zvakanyanya, kudzivirira kukanganisa kwevhavhavha ye diaphragm.

(d) Iyo disc ye cheki mavharuvhu ichavharwa uye yakachengetedzwa.

7, chitubu chekuchengetedza vharafu chinofanira kunge chine chisimbiso chekutungamira, lever mhando yekuchengetedza vharafu inofanirwa kuve inorema sando yekumisikidza mudziyo.

8, cheki chevhavha disc kana spool chiito chinofanira kuchinjika uye chakarurama, pasina eccentricity, displacement kana skew phenomenon.

9, lining rabha, lining enamel uye lining epurasitiki vharafu mukati mepamusoro inofanira kunge yakatsetseka, lining uye matrix yakanyatsobatanidzwa, isina kutsemuka, kutumbuka uye kumwe kukanganisa.

10, flange yekuisa chisimbiso pamusoro inofanira kusangana nezvinodiwa pasina radial scratches.

11, vharafu haizokanganiswe, zvidimbu zvisipo, ngura, nameplate kure uye zvimwe zviitiko, uye muviri wevhavha hauzove wakasviba.

12, migumo miviri yevhavha inofanira kuchengetedzwa nevhavha yekudzivirira, kubata kana handwheel kushanda kunofanira kushanduka, pasina jam phenomenon.

13. Chitupa chemhando yevharuvhu chichava nezvinotevera zvirimo:

(a) Zita remugadziri uye zuva rekugadzira.

(b) Zita rechigadzirwa, modhi uye yakatarwa.

(c) Nominal pressure, saizi yezita, yepakati inoshanda uye tembiricha inoshanda.

(d) Standard, mhedziso uye zuva rekuongorora.

(e) Nhamba yefekitari, siginecha uye chisimbiso chemuongorori uye anotarisisa inspector.

Kusarudzwa kwe1 uye 2 valve yemagetsi actuators

The valve electric actuator mudziyo unoshandiswa kushanda nekubatanidza vharuvhu. Chigadzirwa chacho chinotyairwa nemagetsi uye kufamba kwayo kunogona kudzorwa nesitiroko, torque kana axial thrust. Nekuda kweiyo valve yemagetsi mudziyo unofanirwa kushanda maitiro uye mashandisiro zvinoenderana nerudzi rwevharuvhu, mudziyo unoshanda zvakatemwa uye chinzvimbo chevharuvhu mupombi kana midziyo. Naizvozvo, tenzi sarudzo chaiyo yevhavha yemagetsi mudziyo; Izvo zvakakosha kufunga nezve kudzivirira kuwandisa (yekushanda torque yakakwirira pane yekudzora torque).

Sarudzo chaiyo yevhavha yemagetsi mudziyo inofanira kubva pane:

1. Kushanda torque: Kushanda torque ndiyo huru parameter yekusarudza valve yemagetsi mudziyo. Iyo inobuda torque yechishandiso chemagetsi inofanira kunge iri 1.2 ~ 1.5 nguva dzeiyo torque yakakura yekushanda kwevharuvhu.

2. Operation thrust: kune marudzi maviri echigadziriso chevhavha yemagetsi emagetsi, imwe haina kuisirwa thrust plate, uye torque inobuda zvakananga panguva ino; Imwe yacho inoshongedzerwa ne thrust disc, umo iyo torque inobuda inoshandurwa kuita inobuda inopinza kuburikidza ne stem nut ye thrust disc.

3. Output shaft rotation number: nhamba yekubuda shaft kutenderera nhamba yevhavhavha yemagetsi mudziyo inoenderana nezita rekuti dhayamita yevharuvhu, tsinga yevharuvhu uye nhamba yeshinda, inoverengerwa maererano neM = H / ZS (mune formula. : M ndiyo nhamba yekutenderera iyo mudziyo wemagetsi unofanirwa kusangana H ndiko kureba kwekuvhura kwevharuvhu, mm S ndiyo inoyerera yevhavha stem drive shinda, mm;

4. Stem dhayamita: kune yakawanda-inotenderera yemhando yevharuvhu yakazaruka, kana dhayamita yakakura inobvumidzwa kuburikidza nemagetsi mudziyo isingakwanisi kupfuura tsinde yevharuvhu, haigone kuunganidzwa muvharuvhu yemagetsi. Naizvozvo, dhayamita yemukati yegomba rinobuda shaft yechigadzirwa chemagetsi chinofanira kunge chakakura kupfuura dhayamita rekunze rehunde yevharuvhu yakavhurika. Kune mamwe mavharuvhu anotenderera uye akawanda-anotenderera mavharuvhu muvhavha yetsvimbo yakasviba, kunyangwe usingafungi dhayamita yetsinde kuburikidza nedambudziko, asi mukusarudzwa kunofanirwawo kutariswa zvizere dhayamita dhayamita uye saizi yekiyi, kuitira kuti gungano rishande zvakajairika.

5. Output speed: vharuvhu kuvhura uye kuvhara kumhanya inokurumidza, nyore kugadzira mvura inorova chiitiko. Nokudaro, maererano nemamiriro akasiyana-siyana ekushandiswa, sarudza kutanga kwakakodzera uye kukurumidza kwepedyo.

6. Kuisa uye nzira yekubatanidza: kuisa maitiro emagetsi emagetsi anosanganisira vertical installation, horizontal installation uye pasi pasi; Connection mode: thrust plate; The valve stem through (stem multi-turn valve); Tsvimbo yerima yakawanda kutenderera; No thrust plate; Dzinde revhavha haripfuuri; Chikamu chemagetsi chinotenderera chinoshandiswa zvakanyanya, ndechekuona iyo valve chirongwa chekudzora, otomatiki kudzora uye kure kure kudzora kunokosha zvishandiso, izvo zvinonyanya kushandiswa muvhavha yedunhu yakavharwa. Nekudaro, izvo zvakakosha zvinodiwa zvevhavha yemagetsi mudziyo unofanirwa kukwanisa kudzikamisa torque kana axial simba. Kazhinji valve yemagetsi mudziyo inoshandisa torque inodzikamisa coupling.

Kana iyo yakatarwa yechigadzirwa chemagetsi yakatemwa, torque yayo yekutonga inotemerwa zvakare. Kana ichinge ichimhanya panguva yakafanotemerwa, mota haiwanzo kuremerwa. Nekudaro, inogona kuremerwa kana:

1. Yakaderera magetsi, haigone kuwana torque inodiwa, kuitira kuti mota irege kutenderera.

2. Iyo torque yekumisikidza michina yakagadziridzwa zvisizvo kuti ive yakakura kupfuura yakamira torque, zvichikonzera kuenderera mberi kwechizvarwa che torque yakawandisa, kuitira kuti mota imire kutenderera.

3. Kana iyo poindi yakashandiswa nepakati, kupisa kunogadzirwa kunounganidza uye kunopfuura kubvumidzwa kwekushisa kunobvumirwa kukoshesa kwemota.

4. Nechikonzero chechimwe chikonzero torque inodzikamisa dhizaini inotadza uye torque yakakura kwazvo.

5. High ambient tembiricha inoderedza kupisa kugona kwemota.

Izvo zviri pamusoro ndezvimwe zvikonzero zvekuremedza, nekuda kwezvikonzero izvi chiitiko chekupisa kwemota kunofanirwa kutariswa pachine nguva, uye kutora matanho ekudzivirira kuwandisa.

Munguva yakapfuura, nzira yekudzivirira mota ndeye kushandisa fuse, overcurrent relays, thermal relays, thermostatic zvishandiso, nezvimwewo, asi nzira idzi dzinewo zvadzo zvakanakira nekuipira. Kune zvigadzirwa zvemagetsi zvine mutoro wakasiyana, hapana nzira yekudzivirira yakavimbika. Naizvozvo, musanganiswa wemitoo unofanira kugamuchirwa. Zvisinei, nekuda kwekuremerwa kwakasiyana kwechigadziro chemagetsi chimwe nechimwe, zvakaoma kuisa mberi nzira yakabatana. Asi kazhinji kacho, panowirirana panogona kuwanikwa.

Iyo nzira dzekudzivirira dzakawandisa dzinogamuchirwa dzinogona kupfupikiswa mumhando mbiri:

1. Tongai kuwedzera kana kuderera kwemotokari inopinza ikozvino;

2. Motokari pachayo kuona kupisa.

Idzi nzira mbiri dziri pamusoro, zvisinei kuti ndeipi yekufunga nezvekupisa kwemota yakapihwa nguva margin. Zvakaoma kuita kuti ienderane nehupi hwekupisa hunhu hwemota nenzira imwechete. Naizvozvo, isu tinofanirwa kusarudza musanganiswa wenzira dzinobva pane zvakavimbika chiito zvinoenderana nechikonzero chekuremedza kuti uwane kuchengetedzwa kwekuremerwa.

Iyo mota yeRotock electric mudziyo, nekuti yakanyudzwa mumhepo ye thermostat ine imwechete insulation level yemota, kana iyo yakayerwa tembiricha yasvika, iyo mota yekudzora loop ichagurwa. Iyo yekupisa simba ye thermostat pachayo idiki, uye yayo-yenguva-inogumira maitiro anotarirwa neaya ekupisa masimba maitiro emota, saka iyi inzira yakavimbika.

Nzira dzekutanga dzekudzivirira dzekuremesa ndeidzi:

1. Kuti mota irambe ichishanda kana kuti point operation ye overload protection uchishandisa thermostat;

2. Thermal relay inoshandiswa pakudzivirira motokari yekudzivirira;

3. Shandisa mafuse kana overcurrent relays kune pfupi dunhu tsaona.

Yakazara mhinduro kune chitarisiko chekuongorora uye simba bvunzo nzira dzevhavha Kusarudzwa kwevhavha yemagetsi actuators

Mukuita kwese kwekugadzira, kugadzira, kuisirwa, mamiriro ekushanda, kushanda, uye kugadzirisa, nhanho yega yega haifanirwe kuregeredzwa.vharafuNzira yekuziva sei kana pane dambudziko risati rabuda mufekitari kana mushure mekupedza kuiswa kwakakwana? ?Izvi zvinoda kuongororwa kuburikidza nekuongorora chitarisiko uye dzimwe bvunzo dzekuita. Kuburikidza nemhinduro dzebvunzo idzi, hurema hunogona kufumurwa uye gadziriso dzinoenderana dzinogona kuitwa chete mushure mekunge bvunzo dzese dzakwana ndipo dzinogona kushandiswa. Saka, ndedzipi ruzivo rwunoda kutariswa pakuongorora chitarisiko?

Sei mavharuvhu achikundikana nguva dzose? ?Muchiito chese chekugadzira, kugadzira, kuisa, mamiriro ekushanda, kushanda, uye kugadzirisa, nhanho imwe neimwe haifanire kurerutswa. Nzira yekuziva sei kana pane dambudziko nevhavha isati yabva mufekitari kana mushure mekugadzirisa zvakakwana Izvi zvinoda kuongororwa kwekuona uye mamwe maitiro ekuita. Kuburikidza nemhinduro dzebvunzo idzi, hurema hunogona kufumurwa uye gadziriso dzinoenderana dzinogona kuitwa chete mushure mekunge bvunzo dzese dzakwana ndipo dzinogona kushandiswa. Saka, ndedzipi ruzivo rwunoda kutariswa pakuongorora chitarisiko?

Kuongorora kwekuona

1. Ingave kune mablister, kuputika uye zvimwe zvinokanganisa kunze uye kunze kwemuviri wevhavhavha.

2. Kana chigaro chevharuvhu nemuviri wevharuvhu zvakabatana zvakasimba, ingave yepakati yevharuvhu uye chigaro chevharuvhu zvinopindirana, uye kana nzvimbo yekuisa chisimbiso haina kukwana.

3. Kana kuwirirana pakati pehunde yevharuvhu uye nheyo yevharuvhu inoshanduka uye yakavimbika, kana dzinde revharuvhu rakakotama, uye kuti tambo dzakakuvadzwa here kana kuti dzine ngura.

4. Kunyangwe kurongedza uye gaskets zvakura uye zvakakuvadzwa, uye kana kuvhurika kwevhavha kuchichinjika, nezvimwe.

5. Panofanira kuva neplate yezita pamutumbi wevhavhavhavha uye nameplate inofanira kusanganisira: zita remugadziri, zita revhavha, dzvinyiriro yezita, dhayamita yezita, nezvimwe.

6. Nzvimbo yekuvhura uye yekuvhara yevhavha panguva yekufambisa inofanira kuita zvinotevera:

(a) Gedhi vharafu, globe vharafu, throttle valve, butterfly valve,Pazasi vharafu, vharafu inogadzirisa uye mamwe mavharuvhu anofanira kunge ari munzvimbo yakavharwa zvakakwana.

(b) Zvikamu zvekuvhara zvemavharuvhu eplug nemavharuvhu ebhora zvinofanirwa kunge zviri munzvimbo yakazaruka zvizere.

(c) Iyo diaphragm valve inofanira kunge iri panzvimbo yakavharwa uye haifaniri kuvharwa zvakasimba kudzivirira kukanganisa kuvhavha ye diaphragm.

(d)Tarisa vharafuIvhavha disc inofanira kuvharwa uye yakagadziriswa.

7. Chitubu mhandovharafu vharafuPanofanira kunge paine chisimbiso chinotungamira, uye chivharo chekuchengetedza chivharo chinofanira kunge chine mudziyo wekuisa uremu.

8. Iyo diski kana yevhavha yevhavha yevhavha yecheki inofanira kufamba yakasununguka uye yakarurama pasina eccentricity, displacement kana skew.

9. Mukati wemukati werubha-lined, enamel-lined uye plastiki-lined valves inofanira kuva yakadzikama uye yakatsetseka, uye jira uye chigadziko chinofanira kusungirirwa zvakasimba pasina kukanganisa kwakadai sekuputika kana kuputika.

10. Iyo flange yekuisa chisimbiso pamusoro inofanira kusangana nezvinodiwa uye haifanirwe kuve neradial scratches.

11. Ivhavha haifaniri kukuvadzwa, zvidimbu zvisipo, marara, kana kuti zita rayo ribviswe, uye muviri wevhavha haufaniri kuva wakasviba.

.

13. Chitupa chemhando yevharuvhu chinofanira kunge chine zvinotevera zvirimo:

(a)Zita remugadziri uye zuva rekugadzira.

(b) Zita rechigadzirwa, modhi uye zvakatemwa.

(c) Kumanikidzwa kwezita, dhayamita yezita, yepakati inoshanda uye tembiricha inoshanda.

(d) Miyero yakavakirwa pa, mhedziso yekuongorora uye zuva rekuongorora.

(e) Fekitari serial nhamba, siginecha yemuongorori uye munhu anotarisira kuongorora.

1 2 Kusarudzwa kwevhavha yemagetsi actuators

Valve electric actuator chishandiso chinoshandiswa kushandisa vharafu uye chakabatana nevhavha. Chishandiso chinofambiswa nemagetsi, uye maitiro ayo ekufambisa anogona kudzorwa nesitiroko, torque kana axial thrust. Mamiriro ekushanda uye chiyero chekushandiswa kwevhavha yemagetsi emagetsi zvinoenderana nerudzi rwevhavha, maitiro ekushanda kwechigadziro uye nzvimbo yevhavha papombi kana midziyo. Naizvozvo, zvakakosha kugona kusarudzwa kwakaringana kwemidziyo yemagetsi evharuvhu uye kufunga kudzivirira kuwandisa (kushanda torque yakakwirira kupfuura torque yekudzora) kuti irege kuitika.

Sarudzo chaiyo yevhavha yemagetsi mudziyo inofanira kubva pane:

1. Operating torque: Inoshanda torque ndiyo huru parameter yekusarudza valve yemagetsi mudziyo. Iyo inobuda torque yechigadzirwa chemagetsi inofanira kunge iri 1.2 kusvika 1.5 nguva iyo yakanyanya kushanda torque yevhavha.

2. Operating thrust: Kune marudzi maviri ezvivakwa zvemagetsi evharuvhu Imwe isina girofu yekurovera, iyo iyo torque inobuda zvakananga; stem nut mu thrust plate Yakashandurwa kuita inobuda.

3. Huwandu hwekutenderedzwa kweiyo shaft yekubuda: Huwandu hwekutenderera kwechigadzirwa chemagetsi chevharuvhu chine chekuita nedhayamita yezita revharuvhu, mhute yevharuvhu, uye nhamba yemisoro yeshinda =H/ZS (apo: M ndicho chinodiwa kuti mudziyo wemagetsi usangane Nhamba yese yekutendeuka; H ndiko kureba kwekuvhura kwevharuvhu, mm; S ndiko kudzika kweshinda yevharuvhu yekufambisa, mm; Z ndiyo nhamba yevharuvhu stem misoro).

4. Valve stem dhayamita: Kune akawanda-anotendeuka anokwira stem mavharuvhu, kana dhayamita yevharuvhu yakakura inobvumidzwa nemagetsi mudziyo isingakwanisi kupfuura nepakati pehunde yevharuvhu inofananidzwa, haigone kuunganidzwa muvharuvhu yemagetsi. Naizvozvo, dhayamita yemukati yegomba rinobuda shaft yechigadzirwa chemagetsi chinofanira kunge chakakura kupfuura dhayamita rekunze rehunde yevharuvhu yevharuvhu inosimuka. Kune mavharuvhu anotenderera uye akavanzwa-stem mavharuvhu mune akawanda-anotendeuka mavharuvhu, kunyangwe iyo nzira yevhavha stem dhayamita haidi kutariswa, dhayamita yevharuvhu uye saizi yekiyi inofanirawo kutariswa zvizere pakusarudza nekufananidza, kuitira kuti. vanogona kushanda zvakajairika mushure megungano.

5. Kumhanya kwekubuda: Ivhavha inovhura uye inovhara nekukurumidza uye inowanzoita sando yemvura. Nokudaro, iyo yakakodzera yekuvhura uye yekuvhara nekukurumidza inofanira kusarudzwa maererano nemamiriro akasiyana ekushandisa.

6. Kuisa uye nzira dzekubatanidza: Nzira dzekuisa midziyo yemagetsi dzinosanganisira vertical installation, horizontal installation, and the floor installation: ndiro yevhavha hunde haina Kupfuura; Chigadzirwa chemagetsi chine huwandu hwakasiyana hwekushandisa uye chinhu chakakosha pakuona kudzora chirongwa chevharuvhu, kudzora otomatiki uye kurekodha mavharuvhu. Nekudaro, hazvigone kuregererwa kuti zvakakosha zvinodiwa zvevhavha yemagetsi mudziyo unofanirwa kukwanisa kudzikamisa torque kana axial simba. Kazhinji mavharuvhu emagetsi emagetsi anoshandisa couplings anodzikamisa torque.

Mushure mezvinotsanangurwa zvechigadzirwa chemagetsi zvakatemwa, torque yayo yekutonga inotemerwa zvakare. Motors kazhinji hadzina kuremerwa kana ichimhanya kwenguva yakafanotemerwa nguva. Nekudaro, inogona kuremerwa kana zvinotevera zvikaitika:

1. Iyo magetsi emagetsi yakadzikira uye torque inodiwa haigone kuwanikwa, zvichiita kuti mota imire kutenderera.

2. Iyo torque yekumisikidza masisitimu haina kuisirwa zvisizvo zvekuti yakakura kupfuura yekumisa torque, zvichiita kuti torque yakawandisa irambe ichigadzirwa uye ichikonzera kuti mota imire kutenderera.

3. Kana ichishandiswa nepakati sekumhanya, kupisa kunogadzirwa kunounganidza uye kudarika inobvumidzwa tembiricha kukwira kwemota.

4. Nekuda kwechimwe chikonzero, dunhu reiyo torque inodzikamisa meshini kusashanda, zvichikonzera yakawandisa torque.

5. Iyo tembiricha yenzvimbo yekushanda yakakwira zvakanyanya, izvo zvinozodzikisa huwandu hwekupisa kwemota.

Izvo zviri pamusoro ndezvimwe zvikonzero zvekuwandisa kweMotor kunokonzerwa nezvikonzero izvi zvinofanirwa kutariswa pachine uye matanho anofanirwa kutorwa kudzivirira kupisa.

Munguva yakapfuura, nzira dzekudzivirira injini dzaive dzekushandisa fuses, overcurrent relays, thermal relays, thermostats, etc. Zvisinei, nzira idzi dzine zvadzo zvakanakira uye zvakashata nzira. Nokudaro, kusanganiswa kwenzira dzakasiyana-siyana kunofanira kugamuchirwa. Nekudaro, nekuda kweakasiyana mamiriro ekuremedza ega ega mudziyo wemagetsi, zvinonetsa kupa nzira yakabatana. Asi nekugadzirisa mamiriro mazhinji, tinogonawo kuwana zvatakabvumirana.

Iyo nzira dzekudzivirira dzakawandisa dzinogamuchirwa dzinogona kupfupikiswa mumhando mbiri:

1. Tongai kuwedzera kana kuderera kwemotokari inopinza ikozvino;

2. Sarudza kupisa kunogadzirwa nemota pachayo.

Zvisinei nemaitiro maviri ari pamusoro apa, nguva yakapihwa nemota yekupisa simba inofanirwa kutariswa. Izvo zvakaoma kuita kuti ienderane neiyo thermal kugona maitiro emota uchishandisa nzira imwe chete. Naizvozvo, musanganiswa wenzira dzinogona kuita zvakavimbika zvinoenderana nechikonzero chekuremerwa kunofanirwa kusarudzwa kuti uwane kuchengetedzwa kwekuremerwa.

Iyo mota yeRotork electric mudziyo ine thermostat yakadzikwa mumhepo inopindirana nemazinga ekudzivirira emota Kana iyo yakayerwa tembiricha yasvika, iyo motor control circuit inogurwa. Kupisa kwehuni hwe thermostat pachayo idiki, uye maitiro ayo ekugadzirisa nguva anotarirwa nemhando yekupisa simba remota, saka iyi inzira yakavimbika.

Nzira dzekutanga dzekudzivirira dzekuremesa ndeidzi:

1. Iyo thermostat inoshandiswa kuchengetedza kuwanda kwemota mukuenderera mberi kwekushanda kana inching kushanda;

2. Thermal relay inoshandiswa kuchengetedza mota kubva pakumira;

3. Shandisa ma fuse kana overcurrent relays kune pfupi dunhu tsaona.