How do I verify a Chinese screw air compressor manufacturer before buying?

Request four documents: (1) the airend manufacturer name and a traceable serial number — a genuine export-grade airend will be GHH-RAND or Rotorcomp with a verifiable serial; (2) a third-party motor winding material certificate from WEG or Wolong confirming pure copper windings — not a brochure claim; (3) a written internal piping material specification confirming 304 stainless steel; (4) the controller brand name with confirmation that third-party technicians can access diagnostics without OEM software. A manufacturer that refuses or cannot provide all four documents is not export grade.

What does 'German technology airend' mean from a Chinese manufacturer?

'German technology' is a marketing phrase that typically means the rotor profile design was inspired by or licensed from German engineering — not that the airend was manufactured in Germany. A genuine German airend specifies the manufacturer by name (GHH-RAND, Rotorcomp) and provides a traceable serial number. If a supplier says 'German technology' without naming the manufacturer and providing a serial number, the airend is a domestic Chinese copy using a German-derived rotor profile.

How do I check if a Chinese compressor has copper or aluminum motor windings?

Visual inspection is unreliable — copper-clad aluminum wire looks identical to pure copper. The only reliable method is a third-party motor winding material certificate issued by the motor manufacturer (WEG, Wolong, or equivalent). This document lists the winding conductor material by chemical composition. Request it before purchase. If the manufacturer cannot supply it, assume copper-clad aluminum windings and account for the 15–25°C additional heat generation in your total cost of ownership calculation.

Is 304 stainless steel piping important in a screw air compressor?

Yes. The internal oil circuit piping is in constant contact with hot compressed oil and condensate. Carbon steel piping corrodes under this exposure within 2–3 years of normal operation, releasing rust particles and sludge into the oil circuit. This contamination clogs the oil separator, accelerates airend bearing wear, and causes chronic overheating. 304 stainless steel resists this corrosion indefinitely under normal operating conditions. It is a permanent specification that cannot be retrofitted after delivery.

Why does the controller brand matter when buying from a Chinese manufacturer?

A proprietary PLC controller means only the manufacturer's authorized technician can reset service alarms, access fault history, or modify operating parameters. In your home country, this creates dependency on a dealer network that may not exist, and the manufacturer controls all spare part and service pricing for the machine's entire life. An open-architecture controller using Schneider Electric or Siemens components can be serviced by any trained technician globally, using standard parts available locally.

What is the difference between a Tier 1 and Tier 2 Chinese compressor manufacturer?

Tier 1 Export Specialist manufacturers use: named German or international airends (GHH-RAND, Rotorcomp) with traceable serial numbers; IE4 or IE5 pure copper motors with third-party material certificates; 304 stainless steel internal oil circuit piping; and open Schneider Electric or Siemens controllers with third-party service access. Tier 2 Domestic manufacturers use: in-house domestic airends without international serial number verification; IE3 standard motors without copper material certificates; carbon steel or galvanized internal piping; and proprietary controllers with OEM-only service access.

Can I trust ISO or CE certification when evaluating a Chinese compressor manufacturer?

ISO 9001 and CE mark confirm manufacturing process controls and electrical safety compliance respectively — they do not specify internal component quality. A machine can hold ISO 9001 certification and CE marking while using IE3 motors, carbon steel piping, and domestic airends. These certifications are a minimum requirement, not a quality differentiator. Use the 4-document verification checklist to evaluate actual component specification independently of certification status.

How much should I pay for a 75 kW export-grade Chinese screw air compressor?

For a 75 kW oil-injected rotary screw compressor with full export-grade specification — GHH-RAND or Rotorcomp airend, WEG IE4 pure copper motor, 304 stainless steel piping, Schneider or Siemens open controller — expect to pay 40–60% less than an equivalent Atlas Copco or Kaeser unit. Prices significantly below this range typically indicate substitution of one or more export-grade components with domestic alternatives. Always request the 4-document package before accepting a quote.

Umenzi we-China Screw Air Compressor: Indlela yokuqinisekisa ngaphambi kokuba uthenge

2025-02-24

Impendulo ekhawulezileyo - Indlela yokuqinisekisa isiTshayina Isiguquli seSikrufu Umenzi

Cela amaxwebhu amane phambi kokuba uthenge: (1) igama lomenzi we-airend kunye nenombolo yothotho — kufuneka ibe yi-GHH-RAND okanye i-Rotorcomp enothotho olulandelekayo, hayi "iteknoloji yaseJamani"; (2) isatifikethi sezinto ezijikelezayo zemoto esivela kwi-WEG okanye kwi-Wolong esiqinisekisa ubhedu olucocekileyo, kungekhona i-aluminium egqunywe ngobhedu; (3) izinto zombhobho zangaphakathi eziqinisekisa intsimbi engagqwaliyo engama-304; (4) uphawu lolawulo oluqinisekisa iSchneider Electric okanye iSiemens enokufikelela kwenkonzo yomntu wesithathu evulekileyo. Umenzi ongenakubonelela ngazo zone akangomgangatho wokuthumela ngaphandle — nokuba isiqinisekiso se-ISO, amabango ekhathalogu, okanye ixabiso.

Kukho izikrufu ezingaphezu kwama-2,000 Isiguquli somoya abavelisi eTshayina. Uninzi lwee-spec sheets zabo zibukeka zifana. Uxinzelelo olufanayo, i-CFM efanayo, inqanaba lengxolo elifanayo, iziqinisekiso ezifanayo. Umahluko ochaza ukuba umatshini wakho usebenza ngaphandle kweengxaki kangangeminyaka eli-15 okanye uqala ukusilela kunyaka wesi-3 awubonakali na kwi-specification sheet - ukwiinxalenye ezine zangaphakathi apho uninzi lwamaqela okuthenga aluzange lubuze ngazo.Esi sikhokelo sikunika imibuzo echanekileyo omawuyibuze, amaxwebhu omawuwacele, kunye neepateni zolwimi ezahlula umenzi wokwenyani wezinga lokuthumela ngaphandle kwisixhobo seTier 2 esinentengiso yezinga lokuthumela ngaphandle.

Kutheni Izinto Zangaphakathi Zingabonakali Kwiphepha Elikhethekileyo

Abavelisi becompressor baseTshayina bakhuphisana ikakhulu ngeenkcukacha ezilinganisiweyo — uxinzelelo, ukuhamba, kunye namandla. La manani anokuhlangatyezwana neenxalenye zomgangatho ezahlukeneyo kakhulu. Ezi nxalenye zine zingasezantsi azibonakali kwiinkcukacha zedatha zeCAGI eziqhelekileyo okanye kwiingxelo zovavanyo lwe-ISO, kodwa zichaza uninzi lomahluko weendleko phakathi komatshini ohlala iminyaka eli-10 kunye nomatshini ofuna ukulungiswa okukhulu kunyaka wesi-4.

Icandelo	Inqanaba lokuthumela ngaphandle	Ibanga lasekhaya	Impembelelo yeendleko zeminyaka eli-10
I-Airend	I-GHH-RAND / Rotorcomp yaseJamani — eqanjwe ngegama, elandelekayo ngokulandelelana	Ikopi yasekhaya — "Iteknoloji yaseJamani"	+$15,000 yombane (75 kW)
Ukujika kweeMoto	IE4/IE5 copper ecocekileyo — isiqinisekiso sezinto ezisetyenzisiweyo sinikezelwe	IE3 okanye i-CCA — akukho satifikethi sezinto ezibonakalayo	Ubushushu obungapheliyo + ukudinwa kwangethuba
Imibhobho Yangaphakathi	Intsimbi engagqwali engama-304 kuyo yonke indawo	Intsimbi yekhabhoni okanye i-galvanized	Ungcoliseko lomhlwa → ukusilela kweebheringi
Umlawuli	ISchneider Electric / Siemens — ukufikelela kwinkonzo evulekileyo	I-PLC yoBunini — inkonzo ye-OEM kuphela	Iprimiyamu yeendleko zenkonzo yobomi bonke

Amaxwebhu ama-4 okufuneka uwacele ngaphambi kokuba ufake nayiphi na iodolo

La maxwebhu mane akhona kumatshini ngamnye othumela izinto kwamanye amazwe. Umenzi ocothayo ukuwabonelela, onika amaphepha eencwadana endaweni yezatifikethi, okanye okhuselayo xa ebuzwa ukunika impendulo oyifunayo.

Uxwebhu Omele Ulucele

Igama loMvelisi we-Airend + Inombolo yothotho

Buza ngqo: "Ngubani owenze i-airend yakho? Ungasinika igama lomenzi, isalathiso semodeli, kunye nenombolo yochungechunge lweyunithi endiyithengayo?"

I-GHH-RAND yokwenyani okanye i-Rotorcomp airend ine-nameplate yesinyithi emzimbeni wento yokucinezela enenombolo ye-serial elandelekayo. Ungabhekisa oku ngokuchasene ne-GHH-RAND okanye inethiwekhi yabasasazi esemthethweni yeRotorcomp ukuqinisekisa ubunyani.

🚩 Iflegi ebomvu: "i-airend yetekhnoloji yaseJamani," "i-airend yoyilo yaseYurophu," okanye "i-airend engenisiweyo" ngaphandle kokubiza umenzi. Olu lulwimi lokuthengisa kwikopi yasekhaya yesiTshayina kusetyenziswa iprofayili yerotor evela kwisiJamani. Umsantsa wokusebenza kakuhle xa kuthelekiswa ne-airend yokwenyani ye-GHH-RAND ulinganiswa: ngesiqhelo ukusebenza kwe-volumetric kuphantsi nge-3–8% kubomi bomatshini.

Uxwebhu Omele Ulucele

Isiqinisekiso sezinto zokujika iimoto

Buza ngqo: "Ngaba ungasinika isatifiketi sezinto ezijikelezayo zomenzi wemoto esiqinisekisa ii-copper copper copper conductors zale yunithi?"

Olu luxwebhu lomntu wesithathu olukhutshwe ngumvelisi weemoto (i-WEG, iWolong, okanye elinganayo) oludwelisa izinto zomqhubi we-winding ngokweekhemikhali. Ayisiyoncwadana, ayilophepha leenkcukacha, kwaye ayiloqinisekiso lweqela lokuthengisa. Intambo ye-aluminium egqunywe yiCopper-clad (CCA) ibonakala ifana kakhulu necopper ecocekileyo kodwa inomlinganiselo we-60% wecopper conductivity — evelisa ubushushu obungaphezulu kwe-15–25°C kumthwalo ofanayo, idlulisela ubushushu obugqithisileyo ngqo kwisekethe yeoyile.

🚩 Iflegi ebomvu: "Imoto yobhedu ecocekileyo iqinisekisiwe," "umgangatho wokujika kobhedu," okanye naluphi na uqinisekiso lomlomo okanye lwekhathalogu. Yisatifiketi sezinto zomenzi kuphela esibonisa ubungqina obunokuqinisekiswa. Ukuba umthengisi akanakukwazi ukusivelisa, chaza indlela yokuziphatha kwe-CCA yokujika — ubushushu obungapheliyo ehlotyeni luphawu oluphambili kwiindawo ezishushu.

Uxwebhu Omele Ulucele

Iinkcukacha zeMpayipi yangaphakathi

Buza ngqo: "Yeyiphi into esetyenziswayo kwi-internal oil circuit — i-304 stainless steel, i-carbon steel, okanye i-galvanized? Ungakuqinisekisa oku ngokubhaliweyo uze ubonise ifoto ye-internal assembly?"

Ipayipi yesekethe yeoyile yangaphakathi isebenza xa idibana rhoqo neoyile eshushu kwaye inyibilika. Intsimbi yekhabhoni iyabola kule ndawo kwisithuba seminyaka emi-2-3 phantsi kweemeko zokusebenza eziqhelekileyo. Amasuntswana omhlwa kunye nodaka zingcolisa ioyile, zivale i-element yokwahlula ioyile, kwaye zingenise amasuntswana arhabaxa kwisekethe yokuthwala i-airend. Le ayisiyondlela yokusilela kwethiyori - yeyona nto iphambili yokusilela kwe-airend kwangethuba kwimishini yepayipi yentsimbi yekhabhoni esebenza kwiindawo ezifumileyo.

I-304 stainless steel iyamelana nokugqwala ngonaphakade. Sisigqibo esisisigxina senkcazo — imibhobho yentsimbi yekhabhoni ayinakutshintshwa ngaphandle kokwakhiwa kwakhona kwangaphakathi ngokupheleleyo emva kokuhanjiswa.

🚩 Iflegi ebomvu: Akukho ngcaciso ibhaliweyo yemibhobho ekhoyo, okanye iphepha leenkcukacha elidwelisa imibhobho yangaphandle kuphela. Buza ngokukodwa ngesekethe yeoyile yangaphakathi — imibhobho engaphakathi kwisakhelo somatshini edibanisa isahluli seoyile kwi-cooler ukuya kwindawo yokufaka umoya.

Uxwebhu Omele Ulucele

Uphawu loMlawuli + Uqinisekiso lweNkonzo yoMntu wesithathu

Buza ngqo: "Luhlobo luni lolawulo lwe-PLC? Ngaba ingcali yomntu wesithathu kwilizwe lam ingaphinda iqalise ukusebenza kwakhona, ifikelele kwimbali yempazamo, kwaye ilungise iiparameter zokusebenza ngaphandle kwesoftware okanye imvume ye-OEM?"

Isilawuli se-Schneider Electric okanye i-Siemens open-architecture sithetha ukuba nawuphi na uchwepheshe wezoshishino oqeqeshiweyo kwihlabathi liphela angakhonza umatshini esebenzisa izinto eziqhelekileyo ezikhoyo apha ekhaya. Isilawuli esizimeleyo sitshixa yonke imisebenzi yenkonzo exhomekeke kwisoftware kwinethiwekhi yomthengisi womenzi - kwaye umenzi ulawula onke amaxabiso, ukufumaneka, kunye nexesha lokuphendula kulo lonke ixesha lomatshini.

Kwiimarike ezinenethiwekhi yabathengisi esele imiselwe, abalawuli abazimeleyo banokulawuleka. Kwiimarike apho umenzi engekho kwindawo yakhe, umlawuli ozimeleyo unokuguqula ukuseta kwakhona ixesha lenkonzo rhoqo libe kukulinda kweeveki ezimbini ukuze afumane imvume ekude.

🚩 Iflegi ebomvu: "Umlawuli wethu unokucwangciswa ngokupheleleyo," "sinikezela ngenkxaso epheleleyo yobugcisa," okanye nayiphi na impendulo engathethi igama lomlawuli kwaye iqinisekisa ukufikelela okuvulekileyo komntu wesithathu. ISchneider Electric kunye neSiemens zinamaxwebhu obuchwephesha ehlabathi jikelele afumaneka esidlangalaleni. Abalawuli beproprietary abanawo.

Iipateni zoLwimi lweFlegi eBomvu: Oko Kuthethwa Ngabavelisi vs Oko Kuthethwa Yiyo

Amaqela anamava okuthenga ayawaqonda la magama atshintshanayo. Xa uwabona, soloko ubuza umbuzo olandelayo.

Oko Bakuthethayo	Oko Kuthethwa Yiyo Ngokwesiqhelo	Umbuzo Wokulandelela
"I-airend yetekhnoloji yaseJamani"	Ikopi yasekhaya eneprofayili yerotor evela eJamani	"Xela umenzi we-airend uze unikeze inombolo ye-serial."
"Injini yobhedu ecocekileyo iqinisekisiwe"	Iiwindings ze-CCA — akukho satifikethi sifumanekayo	"Nika isatifikethi sezinto zokusonga ze-WEG okanye ze-Wolong."
"Inkqubo yokupakisha imibhobho esemgangathweni ophezulu"	Intsimbi yekhabhoni, akukho nkcukacha zikhoyo zezinto ezibonakalayo	"Qinisekisa intsimbi engagqwaliyo engama-304 ngokubhaliweyo. Thumela ifoto."
"Isilawuli esikrelekrele, esinokucwangciswa ngokupheleleyo"	I-PLC yoBunini — Inkonzo ye-OEM kuphela	"Ngaba yi-controller iSchneider okanye iSiemens? Ngaba ingcali yendawo ingayifumana?"
"Sinesiqinisekiso se-ISO 9001"	Isiqinisekiso senkqubo kuphela — asichazi umgangatho wecandelo	Usacela onke amaxwebhu amane — i-ISO ayiwagubungeli.
"Umatshini oqinisekisiweyo we-CE"	Ukuthobela ukhuseleko lombane — hayi umgangatho wecandelo	Usacela onke amaxwebhu amane — i-CE ayiwagubungeli.

Uluhlu lokuhlola uhlolo lwefektri olunezinyathelo ezisi-8

Kwiiodolo ezingaphezulu kwe-$30,000 okanye iiodolo eziphindaphindwayo, ukutyelela kwindawo ngaphambi kokuba kuthunyelwe okokuqala yindlela eqhelekileyo. Sebenzisa olu luhlu lokuhlola ngexesha lokuhamba kwefektri.

Uhlolo lweFektri — Uluhlu lokujonga lweSithili samanyathelo asi-8

Fumana ipleyiti yegama le-airend kwiyunithi yemveliso. Fumana ipleyiti yokuchonga isinyithi emzimbeni wento yokucinezela. Qinisekisa ukuba igama lomenzi kunye nenombolo yokulandelelana ziyafana noko kubonelelwe kuxwebhu. Yifote.

Hlola imibhobho yesekethe yeoyile yangaphakathi. Cela ukuvula umatshini phakathi kokuhlanganiswa. Khangela umbhobho odibanisa isahluli seoyile kwi-cooler ukuya kwindawo yokufaka umoya. Intsimbi engatyiwayo ibonakala ngathi yisilivere-ngwevu kwaye igqitywe kancinci. Intsimbi yekhabhoni inokuba nepeyinti emnyama okanye i-galvanizing — ukuba ukrwela umphezulu ngesitshixo, intsimbi yekhabhoni ibonisa intsimbi enombala ofana nomhlwa ngaphantsi.

Vula ikhabhinethi yombane. Chonga ii-contactor eziphambili kunye nomlawuli we-PLC. Ii-contactors zeSchneider Electric ziphethe uphawu lwe-SE emzimbeni oluhlaza. Ii-contactors zeSiemens ziphethe uphawu lwegama le-Siemens. Ii-contactors ezimnyama ezingenalo uphawu zibonisa into efana neyasekhaya.

Cela umboniso obukhoma womlawuli. Cela ingcali ukuba ifikelele kwimbali yempazamo, imisele kwakhona ixesha lenkonzo, kwaye itshintshe indawo yokubeka uxinzelelo olusebenzayo kumatshini osebenzayo — ngaphandle kokufowunela iqela lesoftware yomenzi. Ukuba abakwazi ukwenza oku phambi kwakho, umlawuli unelungelo.

Jonga i-nameplate yemoto ukuze ubone udidi lwe-IE. Udidi olusebenzayo lwemoto (IE3, IE4, IE5) lufakwe isitampu kwi-nameplate. Qinisekisa ukuba iyahambelana nenkcazo. Ukuba i-nameplate ayikho okanye ayifundeki, le yingxaki yokulawula umgangatho.

Sebenzisa uvavanyo lokusebenza olulayishiweyo. Cela ukuba ilayishwe imizuzu engama-30 ngoxinzelelo olulinganisiweyo. Bhala phantsi ubushushu bokukhupha umbane rhoqo emva kwemizuzu emi-5. Umatshini one-CCA windings esebenza kwi-25°C ambient uya kubonisa ubushushu bokukhupha umbane obuphezulu ukusuka kwi-8–12°C kunomatshini wobhedu ococekileyo oneempawu ezifanayo.

Hlola isatifikethi sezinto ezijijekileyo kwindawo leyo. Cela isatifikethi somvelisi wemoto yokuqala — hayi ikopi evela kwiifayile zomenzi. Qinisekisa ukuba isihloko soxwebhu siyahambelana nesihloko seleta somenzi wemoto kwaye ukuba izinto ezijikelezayo zidwelisa ubhedu okanye i-alloy yobhedu ngokweekhemikhali.

Cela ukubona oomatshini abathathu abavela kwiiodolo zakutshanje zokuthumela ngaphandle. Qinisekisa ukuba iinkcukacha ezikwifektri ziyahambelana noko ukucatshuliweyo. Ukutshintshwa kweenkcukacha — ukucaphula i-GHH-RAND airend kunye nokuthumela ikopi yasekhaya — kunqabile kodwa kubhaliwe. Ukuqinisekisa ngokuchasene neeyunithi zokwenyani zemveliso ngaphambi kokusayina kususa lo mngcipheko ngokupheleleyo.

Phawula: Umzi-mveliso owalayo okanye ongakwaziyo ukwamkela naliphi na kula manyathelo asibhozo ngexesha lotyelelo lwe-odolo kwangaphambili kufuneka uphathwe njengento enobungozi, kungekhona ingxaki. Abavelisi abasemthethweni abathumela imveliso kwamanye amazwe baxhasa uhlolo lwabathengi njengendlela eqhelekileyo.

Ikhadi lamanqaku lempendulo yoMvelisi

Sebenzisa le theyibhile ukuze ufumane amanqaku kuyo nayiphi na imveliso ye-screw compressor yaseTshayina oyivavanyayo. Umvelisi we-Tier 1 Export-grade ufumana amanqaku ama-4 kwayi-4.

Uxwebhu / Umbuzo	Impendulo yeSigaba 1 ✅	Impendulo yeSigaba sesi-2 ⚠️
Umenzi we-Airend + serial	I-GHH-RAND / Rotorcomp, i-serial inikezelwe ngaloo mini inye	"Iteknoloji yaseJamani" — akukho gama, akukho chungechunge
Isatifikethi sokujika iimoto	Isatifikethi se-WEG/Wolong siqhotyoshelwe kwikowuteshini	"Ubhedu olucocekileyo luqinisekisiwe" — akukho xwebhu
Izixhobo zombhobho	I-304 SS iqinisekisiwe ngokubhala + ifoto	Akukho zichazi zifumanekayo / "umgangatho ophezulu"
Ukufikelela okuvulekileyo komlawuli	ISchneider / Siemens — ukufikelela komntu wesithathu kuqinisekisiwe	Ubunini — "sibonelela ngenkxaso epheleleyo"

Onke amaxwebhu ama-4 — Akulungele ukucelwa

ICompressorCorp ithumela i-
Amaxwebhu aneeNgqikelelo.

I-GHH-RAND airend serial · Isatifikethi sobhedu se-WEG IE4 · I-304 SS spec · Isilawuli se-Siemens/Schneider esivulekileyo

Cela iphakheji epheleleyo yeenkcukacha Jonga iimveliso

Imibuzo ebuzwa qho

Ndingayiqinisekisa njani umenzi we-screw air compressor waseTshayina ngaphambi kokuba ndiyithenge? +

Cela amaxwebhu amane: (1) igama lomenzi we-airend kunye nenombolo ye-serial elandelekayo; (2) isatifikethi sezinto zokujika zemoto zomntu wesithathu ezivela kwi-WEG okanye eWolong eziqinisekisa ukujija kwe-copper ecocekileyo; (3) iinkcukacha ezibhaliweyo zezinto zokujika zangaphakathi eziqinisekisa intsimbi engagqwaliyo engama-304; (4) igama lophawu lomlawuli elinobungqina bokuba iingcali zomntu wesithathu zinokufikelela ekuxilongweni ngaphandle kwesoftware ye-OEM. Umenzi owalayo okanye ongenako ukubonelela onke amaxwebhu amane akangomgangatho wokuthumela ngaphandle.

Ithetha ukuthini "iteknoloji yaseJamani i-airend" evela kumvelisi waseTshayina? +

"Iteknoloji yaseJamani" ithetha ukuba uyilo lweprofayili yerotor luphefumlelwe okanye lunikwe ilayisenisi yinjineli yaseJamani - kungekhona ukuba i-airend yenziwe eJamani. I-airend yokwenyani yaseJamani ichaza umenzi ngegama (GHH-RAND, Rotorcomp) kwaye inika inombolo ye-serial elandelekayo. Ukuba umthengisi uthi "iteknoloji yaseJamani" ngaphandle kokubiza umenzi kwaye anikeze inombolo ye-serial, i-airend yikopi yasekhaya yaseTshayina.

Ndingayijonga njani ukuba icompressor yaseTshayina inee-windings ze-motor ze-copper okanye ze-aluminium? +

Ukuhlolwa okubonakalayo akuthembekanga — ucingo lwe-aluminiyam olugqunywe ngobhedu lufana nobhedu olucocekileyo. Indlela ethembekileyo kuphela sisiqinisekiso sezinto zokujija zemoto somntu wesithathu esikhutshwe ngumvelisi wemoto (WEG, Wolong, okanye esilinganayo). Olu xwebhu ludwelisa izinto zokujija ngokwemichiza. Lucele ngaphambi kokuba uthenge.

Ngaba imibhobho yentsimbi engagqwali engu-304 ibalulekile kwi-screw air compressor? +

Ewe. Imibhobho yesekethe yeoyile yangaphakathi idibana rhoqo neoyile exineneyo eshushu kunye ne-condensate. Intsimbi yekhabhoni iyabola kwisithuba seminyaka emi-2-3, ikhuphe amasuntswana omhlwa kwisekethe yeoyile. Oku kungcolisa umhluzi weoyile, kukhawulezise ukuguguleka kwe-airend bearing, kwaye kubangele ubushushu obungapheliyo. Intsimbi engagqwaliyo ye-304 iyamelana noku ngokungenasiphelo kwaye ayinakuphinda ifakwe emva kokuhanjiswa.

Kutheni uphawu lomlawuli lubalulekile xa uthenga kumvelisi waseTshayina? +

Isilawuli se-PLC esinelungelo kuthetha ukuba yingcali egunyazisiweyo yomenzi kuphela enokuthi iqalise kwakhona ii-alamu zenkonzo, ifikelele kwimbali yempazamo, okanye itshintshe iiparameter zokusebenza. Isilawuli seSchneider Electric okanye seSiemens esivulekileyo sinokubonelelwa yingcali eqeqeshiweyo kwihlabathi liphela isebenzisa iindawo ezikhoyo kwindawo - ukususa ukuxhomekeka kumthengisi ubomi bonke benkonzo yomatshini.

Yintoni umahluko phakathi komenzi wecompressor waseTshayina weTier 1 kunye neTier 2? +

Iingcali zokuthumela ngaphandle zeTier 1 zisebenzisa ii-airends zaseJamani okanye zamazwe ngamazwe ezinamanani e-serial alandelekayo, ii-motor ze-copper ezicocekileyo ze-IE4/IE5 ezineziqinisekiso zezinto ezibonakalayo, iipayipi zangaphakathi zentsimbi engagqwali ezingama-304, kunye nabalawuli be-Schneider okanye be-Siemens abavulekileyo abanokufikelela kwinkonzo yomntu wesithathu. Abavelisi basekhaya beTier 2 basebenzisa ii-airends zangaphakathi, ii-motor eziqhelekileyo ze-IE3 ezingenazo izatifikethi ze-copper, iipayipi ze-carbon steel, kunye nabalawuli abazimeleyo abanokufikelela kwinkonzo ye-OEM kuphela.

Ndingasithemba na isiqinisekiso se-ISO okanye se-CE xa ndivavanya umenzi wecompressor waseTshayina? +

I-ISO 9001 iqinisekisa ulawulo lwenkqubo yokuvelisa; uphawu lwe-CE luqinisekisa ukuthotyelwa kokhuseleko lombane. Akukho nanye kwezi zinto ichaza umgangatho wecandelo langaphakathi. Umatshini unokuba nazo zombini iziqinisekiso ngelixa usebenzisa ii-IE3 motors, iipayipi zentsimbi yekhabhoni, kunye nee-airends zasekhaya. Ezi ziqinisekiso ziyimfuneko esisiseko, hayi into yokwahlula umgangatho. Soloko usebenzisa uluhlu lokuhlola olunamaxwebhu ama-4 ngokuzimeleyo.

Ndifanele ndihlawule malini nge-compressor yesikrufu saseTshayina esingama-75 kW esithunyelwa kwamanye amazwe? +

Kwi-compressor yesikrufu esijikelezayo esine-75 kW efakwe ioyile eneenkcukacha ezipheleleyo zokuthumela ngaphandle — i-GHH-RAND okanye i-Rotorcomp airend, i-WEG IE4 pure copper motor, i-304 stainless steel piping, i-Schneider okanye i-Siemens open controller — kulindeleke ukuba ihlawule ngaphantsi kwe-40–60% kuneyunithi ye-Atlas Copco okanye i-Kaeser efanayo. Amaxabiso angaphantsi kakhulu kolu luhlu adla ngokubonisa ukutshintshwa kwenxalenye enye okanye ezingaphezulu zokuthumela ngaphandle. Cela rhoqo iphakheji yamaxwebhu ama-4 ngaphambi kokuba wamkele ikowuteshini.