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.

Mea Hana Compressor Air Screw Kina: Pehea e hōʻoia ai ma mua o kou kūʻai ʻana

2025-02-24

Pane wikiwiki — Pehea e hōʻoia ai i kahi Kina Mea hoʻopili wili Mea Hana

E noi i ʻehā mau palapala ma mua o kekahi kūʻai ʻana: (1) ka inoa o ka mea hana airend a me ka helu serial — pono ʻo GHH-RAND a i ʻole Rotorcomp me kahi serial hiki ke hahai ʻia, ʻaʻole "ʻenehana Kelemania"; (2) palapala hōʻoia mea wili motika mai WEG a i ʻole Wolong e hōʻoia ana i ke keleawe maʻemaʻe, ʻaʻole ka alumini i uhi ʻia i ke keleawe; (3) nā kikoʻī mea paipu kūloko e hōʻoia ana i ke kila kila 304; (4) ʻO ka hōʻailona mea hoʻokele e hōʻoia ana iā Schneider Electric a i ʻole Siemens me ke komo ʻana i ka lawelawe ʻaoʻao ʻekolu. ʻO kahi mea hana ʻaʻole hiki ke hoʻolako i nā mea ʻehā ʻaʻole ia he papa hoʻokuʻu aku - me ka nānā ʻole i ka palapala hōʻoia ISO, nā koi papa inoa, a i ʻole ke kumukūʻai.

Aia ma mua o 2,000 mau wili Mea hoʻopili ea nā mea hana ma Kina. ʻO ka hapa nui o kā lākou mau pepa kikoʻī e like me ke ʻano. ʻO ke kaomi like i helu ʻia, ʻo CFM like, ʻo ka pae walaʻau like, nā palapala hōʻoia like. ʻO ka ʻokoʻa e hoʻoholo ai inā holo kāu mīkini me ka pilikia ʻole no 15 mau makahiki a hoʻomaka paha e hāʻule i ka makahiki 3 ʻaʻole ʻike ʻia ma kekahi pepa kikoʻī - aia ia i loko o ʻehā mau ʻāpana kūloko i nīnau ʻole ʻia e ka hapa nui o nā hui kūʻai.Hāʻawi kēia alakaʻi iā ʻoe i nā nīnau kikoʻī e nīnau ai, nā palapala e noi ai, a me nā ʻano ʻōlelo e hoʻokaʻawale ana i kahi mea hana pae hoʻokuʻu aku maoli mai kahi mīkini Tier 2 me ke kūʻai aku pae hoʻokuʻu aku.

No ke aha i ʻike ʻole ʻia ai nā ʻāpana kūloko ma nā pepa kikoʻī

Hoʻokūkū nui nā mea hana compressor Kina ma nā kikoʻī i helu ʻia - kaomi, kahe, a me ka mana. Hiki ke hoʻokō ʻia kēia mau helu me nā ʻāpana maikaʻi like ʻole. ʻAʻole ʻike ʻia nā ʻāpana ʻehā ma lalo nei ma nā pepa ʻikepili CAGI maʻamau a i ʻole nā hōʻike hoʻāʻo ISO, akā naʻe, ʻo lākou ka hapa nui o ka ʻokoʻa kumukūʻai ma waena o kahi mīkini e mau ana no 10 mau makahiki a me kekahi e pono ai ka hoʻoponopono nui i ka makahiki 4.

ʻĀpana	Papa Hoʻokuʻu Aku	Papa Kūloko	Ka Hopena o ke Kumukūʻai 10 Makahiki
ʻAirend	Kelemania GHH-RAND / Rotorcomp — i kapa ʻia, hiki ke hahai ʻia ke ʻano serial	Kope kūloko — "ʻenehana Kelemania"	+$15,000 uila (75 kW)
Ka wili ʻana o ka motika	IE4/IE5 keleawe maʻemaʻe — palapala hōʻoia mea i hāʻawi ʻia	IE3 a i ʻole CCA — ʻaʻohe palapala hōʻoia waiwai	Ka wela mau loa + ka pau mua ʻana
Paipu Kūloko	304 kila kila ma nā wahi āpau	Ke kila kalapona a i ʻole ke kila galvanized	Ka haumia ʻana o ka popo → ka hāʻule ʻana o ka bearing
Luna Hoʻokele	ʻO Schneider Electric / Siemens — ke komo ʻana i ka lawelawe hāmama	PLC ponoʻī - lawelawe OEM wale nō	ʻO ke kumukūʻai lawelawe ola holoʻokoʻa

Nā Palapala 4 e Noi ai ma mua o ke Kau ʻana i kekahi Kauoha

Loaʻa kēia mau palapala ʻehā no kēlā me kēia mīkini pae hoʻokuʻu aku. ʻO kahi mea hana e lohi ana i ka hoʻolako ʻana iā lākou, hāʻawi i nā ʻaoʻao puke pai ma kahi o nā palapala hōʻoia, a pale aku paha i ka wā e nīnau ʻia ai, ke hāʻawi nei ʻo ia iā ʻoe i ka pane āu e pono ai.

Palapala e Noi ai

Inoa Mea Hana Airend + Helu Serial

E nīnau pololei: "ʻO wai ka mea nāna i hana i kāu airend? Hiki iā ʻoe ke hāʻawi mai i ka inoa o ka mea hana, ka kuhikuhi kumu hoʻohālike, a me ka helu serial no ka ʻāpana aʻu e kūʻai nei?"

Loaʻa i kahi GHH-RAND maoli a i ʻole Rotorcomp airend kahi papa inoa metala ma ke kino o ka mea hoʻopili me kahi helu serial hiki ke hahai ʻia. Hiki iā ʻoe ke kuhikuhi i kēia me ka pūnaewele hoʻolaha kūhelu o GHH-RAND a i ʻole Rotorcomp e hōʻoia i ka ʻoiaʻiʻo.

🚩 Hae ʻulaʻula: "ʻenehana Kelemania airend," "hoʻolālā ʻEulopa airend," a i ʻole "airend lawe ʻia mai" me ka ʻole o ka inoa ʻana i ka mea hana. He ʻōlelo kūʻai aku kēia no kahi kope Kina kūloko e hoʻohana ana i kahi ʻano rotor i loaʻa mai Kelemania. Hiki ke ana ʻia ka ʻokoʻa pono e kūʻē i kahi airend GHH-RAND maoli: maʻamau he 3-8% haʻahaʻa ka pono volumetric ma luna o ke ola o ka mīkini.

Palapala e Noi ai

Palapala Hōʻoia Mea Wili Motika

E nīnau pololei: "Hiki iā ʻoe ke hāʻawi i ka palapala hōʻoia mea wili a ka mea hana motika e hōʻoia ana i nā alakaʻi keleawe maʻemaʻe no kēia ʻāpana?"

He palapala ʻaoʻao ʻekolu kēia i hoʻopuka ʻia e ka mea hana motika (WEG, Wolong, a i ʻole like) e papa inoa ana i nā mea alakaʻi wili ma o ke ʻano kemika. ʻAʻole ia he puke pai, ʻaʻole he pepa kikoʻī, a ʻaʻole hoʻi he hōʻoia o ka hui kūʻai aku. ʻIke like ke ʻano o ka uea alumini keleawe-uhi ʻia (CCA) me ke keleawe maʻemaʻe akā he 60% o ka conductivity o ke keleawe - e hoʻopuka ana i ka wela 15-25°C hou aku ma ka ukana like, e hoʻoili ana i kēlā wela keu i loko o ke kaapuni aila.

🚩 Hae ʻulaʻula: "Ua hōʻoia ʻia ka motika keleawe maʻemaʻe," "kūlana wili keleawe," a i ʻole kekahi hōʻoia waha a i ʻole papa inoa. ʻO ka palapala hōʻoia mea hana wale nō ka mea e hōʻoia ai i ka hōʻoia. Inā ʻaʻole hiki i ka mea hoʻolako ke hana, e noʻonoʻo i ke ʻano o ka wili CCA - ʻo ka wela nui o ke kauwela kona hōʻailona nui i nā aniau wela.

Palapala e Noi ai

Ka Hoʻākāka ʻana i nā Mea Paipu Kūloko

E nīnau pololei: "He aha ka mea o ka paipu kaapuni aila kūloko - 304 kila kila, kila kalapona, a i ʻole galvanized? Hiki iā ʻoe ke hōʻoia i kēia ma ke kākau ʻana a hōʻike i kahi kiʻi o ka ʻākoakoa kūloko?"

Hana mau ka paipu kaapuni aila kūloko me ka hoʻopili ʻana me ka aila wela a me ka condensate. Hoʻopōʻino ke kila kalapona i loko o kēia ʻano i loko o 2-3 mau makahiki ma lalo o nā kūlana hana maʻamau. Hoʻohaumia nā ʻāpana popo a me ka sludge i ka aila, pani i ka ʻāpana hoʻokaʻawale aila, a hoʻokomo i nā ʻāpana abrasive i loko o ke kaapuni airend bearing. ʻAʻole kēia he ʻano hāʻule theoretical - ʻo ia ke kumu nui o ka hāʻule ʻana o ka airend mua i nā mīkini paipu kila kalapona e hana ana i nā wahi pulu.

Kūʻē mau loa ke kila kila 304 i kēia pala. He hoʻoholo kikoʻī mau loa ia - ʻaʻole hiki ke hoʻololi ʻia nā paipu kila kalapona me ka ʻole o ke kūkulu hou ʻana i loko ma hope o ka lawe ʻana.

🚩 Hae ʻulaʻula: ʻAʻohe kikoʻī paipu i kākau ʻia, a i ʻole kahi pepa kikoʻī e papa inoa ana i nā paipu o waho wale nō. E nīnau pono e pili ana i ke kaapuni aila kūloko - nā paipu i loko o ka mōlina mīkini e hoʻopili ana i ka mea hoʻokaʻawale aila i ka mea hoʻoluʻu i ke kiko hoʻokomo airend.

Palapala e Noi ai

Ka Mana Hoʻokele + Hōʻoia o ka Lawelawe ʻAoʻao ʻEkolu

E nīnau pololei: "He aha ka hōʻailona o ka mea hoʻokele PLC? Hiki i kahi loea ʻaoʻao ʻekolu ma koʻu ʻāina ke hoʻonohonoho hou i nā wā lawelawe, komo i ka mōʻaukala hewa, a hoʻoponopono i nā palena hana me ka ʻole o ka polokalamu OEM a i ʻole ka ʻae ʻia?"

ʻO ke ʻano o ka mea hoʻokele hoʻolālā wehe ʻo Schneider Electric a i ʻole Siemens hiki i kekahi loea ʻoihana i aʻo ʻia ma ka honua holoʻokoʻa ke lawelawe i ka mīkini me ka hoʻohana ʻana i nā ʻāpana maʻamau i loaʻa ma kahi kūloko. Hoʻopaʻa kahi mea hoʻokele ponoʻī i kēlā me kēia hana lawelawe e pili ana i ka polokalamu i ka pūnaewele mea kūʻai aku o ka mea hana - a hoʻomalu ka mea hana i nā kumukūʻai āpau, ka loaʻa, a me ka manawa pane no ke ola holoʻokoʻa o ka mīkini.

Ma nā mākeke me kahi pūnaewele kūʻai aku i hoʻokumu ʻia, hiki ke hoʻokele ʻia nā mea hoʻokele ponoʻī. Ma nā mākeke kahi i loaʻa ʻole ai ka mea hana i kahi kūloko, hiki i kahi mea hoʻokele ponoʻī ke hoʻololi i kahi hoʻonohonoho manawa lawelawe maʻamau i kahi kali ʻelua pule no ka ʻae mamao.

🚩 Hae ʻulaʻula: "Hiki ke hoʻolālā piha ʻia kā mākou mea hoʻokele," "hāʻawi mākou i ke kākoʻo loea piha," a i ʻole kekahi pane i kapa ʻole i ka inoa o ka brand mea hoʻokele a hōʻoia i ke komo ʻana o ka ʻaoʻao ʻekolu. Loaʻa iā Schneider Electric lāua ʻo Siemens nā palapala loea honua i loaʻa i ka lehulehu. ʻAʻole nā mea hoʻokele ponoʻī.

Nā ʻAno ʻŌlelo Hae ʻUlaʻula: Ka Mea a nā Mea Hana e ʻŌlelo ai vs. Ka Manaʻo o ia Mea

Hoʻomaopopo nā hui kūʻai akamai i kēia mau māmalaʻōlelo pani. Ke ʻike ʻoe iā lākou, e nīnau mau i ka nīnau hahai.

Ka Mea a lākou e ʻŌlelo nei	ʻO ke ʻano maʻamau	Nīnau Hoʻomau
"ʻenehana Kelemania airend"	Kope kūloko me ka ʻaoʻao rotor i loaʻa mai Kelemania	"E inoa i ka mea hana airend a hāʻawi i ka helu serial."
"ʻO ka motika keleawe maʻemaʻe i hōʻoia ʻia"	Nā wili CCA - ʻaʻohe palapala hōʻoia i loaʻa	"E hāʻawi i ka palapala hōʻoia mea wili WEG a i ʻole Wolong."
"ʻŌnaehana paipu kiʻekiʻe"	Ke kila kalapona, ʻaʻohe kikoʻī mea i loaʻa	"E hōʻoia i ke kila kila 304 ma ke kākau ʻana. E hoʻouna mai i kiʻi."
"Mea hoʻokele akamai, hiki ke hoʻolālā piha ʻia"	PLC ponoʻī - lawelawe OEM wale nō	"ʻO Schneider a i ʻole Siemens ka mea hoʻokele? Hiki i kahi loea kūloko ke komo iā ia?"
"Ua hōʻoia ʻia mākou e ISO 9001"	Palapala hōʻoia kaʻina hana wale nō - ʻaʻole i kuhikuhi i ka maikaʻi o ka ʻāpana	E noi nō i nā palapala 4 āpau — ʻaʻole uhi ʻo ISO iā lākou.
"Mīkini i hōʻoia ʻia e CE"	Ka mālama ʻana i ka palekana uila - ʻaʻole ka maikaʻi o nā ʻāpana	E noi mau i nā palapala 4 āpau — ʻaʻole uhi ʻo CE iā lākou.

Papa Inoa Loiloi Hale Hana 8-ʻAnuʻu ma ka Pūnaewele

No nā kauoha ma luna o $30,000 a i ʻole nā kauoha hou, he hana maʻamau ka kipa ʻana ma kahi ma mua o ka hoʻouna mua ʻana. E hoʻohana i kēia papa inoa i ka wā o ka hele ʻana i ka hale hana.

Ka Loiloi Hale Hana — Papa Inoa Kahua 8-ʻAnuʻu

E huli i ka papa inoa airend ma kahi ʻāpana hana. E huli i ka papa hōʻike metala ma ke kino o ka mea hoʻopaʻa. E hōʻoia i ka inoa o ka mea hana a me ka helu serial e kūlike me ka mea i hāʻawi ʻia ma ka palapala. E kiʻi iā ia.

E nānā i nā paipu kaapuni aila o loko. E noi e wehe i kahi mīkini i waenakonu o ka ʻākoakoa ʻana. E nānā i nā paipu e hoʻopili ana i ka mea hoʻokaʻawale aila i ka mea hoʻoluʻu i ke kiko hoʻokomo ea. He hina-hina ke ʻano o ke kila kila me kahi ʻano palalulu iki. Hiki i ke kila kalapona ke loaʻa ka pena ʻeleʻele a i ʻole ka galvanizing - inā ʻoe e kahakaha i ka ʻili me kahi kī, e hōʻike ana ke kila kalapona i ka metala ʻulaʻula ma lalo.

E wehe i ke keʻena uila. E ʻike i nā mea hoʻopili nui a me ka mea hoʻokele PLC. Loaʻa i nā mea hoʻopili Schneider Electric ka logo SE ma ke kino ʻōmaʻomaʻo. Loaʻa i nā mea hoʻopili Siemens ka hōʻailona huaʻōlelo Siemens. Hōʻike nā mea hoʻopili ʻeleʻele ʻaʻohe hōʻailona i kahi mea like kūloko maʻamau.

E noi i kahi hōʻikeʻike mea hoʻokele ola. E noi i kahi loea e komo i ka mōʻaukala hewa, e hoʻonohonoho hou i kahi manawa lawelawe, a hoʻololi i ke kiko hoʻonohonoho kaomi hana ma kahi mīkini e holo ana - me ke kāhea ʻole ʻana i ka hui polokalamu o ka mea hana. Inā ʻaʻole hiki iā lākou ke hana i kēia i mua ou, ʻo ka mea hoʻokele ka mea nona.

E nānā i ka papa inoa o ka motika no ka hoʻokaʻawale ʻana o IE. Ua hoʻopaʻa ʻia ka papa hana pono o ka motika (IE3, IE4, IE5) ma ka papa inoa. E hōʻoia i kūlike ia me ke kikoʻī. Inā ʻaʻohe o ka papa inoa a i ʻole hiki ʻole ke heluhelu ʻia, he hopohopo kēia no ka kaohi maikaʻi.

E holo i kahi hoʻāʻo hana i hoʻouka ʻia. E noi no ka holo ʻana o 30 mau minuke i hoʻouka ʻia ma ke kaomi i helu ʻia. E hoʻopaʻa i ka mahana hoʻokuʻu i kēlā me kēia 5 mau minuke. ʻO kahi mīkini me nā wili CCA e holo ana ma 25°C ambient e hōʻike pinepine i nā mahana hoʻokuʻu 8-12°C kiʻekiʻe ma mua o kahi mīkini keleawe maʻemaʻe me nā kikoʻī like.

E nānā hou i ka palapala hōʻoia no nā mea wili ma ka pūnaewele. E noi i ka palapala hōʻoia kumu a ka mea hana kaʻa - ʻaʻole he kope mai nā faila a ka mea hana. E hōʻoia i kūlike ke poʻo inoa palapala me ka leka a ka mea hana kaʻa a ua papa inoa ka mea wili i ke keleawe a i ʻole ka metala keleawe ma ke ʻano kemika.

E noi e ʻike i ʻekolu mau mīkini mai nā kauoha hoʻokuʻu aku i hala koke aku nei. E hōʻoia i kūlike nā kikoʻī ma ka papahele hale hana me nā mea i ʻōlelo ʻia iā ʻoe. ʻO ka hoʻololi ʻana i nā kikoʻī - e hōʻike ana i ka GHH-RAND airend a me ka hoʻouna ʻana i kope kūloko - he mea kakaikahi akā ua hoʻopaʻa ʻia. ʻO ka hōʻoia ʻana i nā ʻāpana hana maoli ma mua o ke kau inoa ʻana e hoʻopau loa i kēia pilikia.

Hoʻomaopopo: Pono e mālama ʻia kahi hale hana e hōʻole a i ʻole hiki ʻole ke hoʻokō i kekahi o kēia mau ʻanuʻu ʻewalu i ka wā o ke kipa kauoha mua ʻana he mea pilikia, ʻaʻole he mea hoʻopilikia. Kākoʻo nā mea hana kūpono i ka pae hoʻokuʻu aku i nā loiloi mea kūʻai aku ma ke ʻano he hana maʻamau.

Kāleka Helu Pane Mea Hana

E hoʻohana i kēia papa e helu i kekahi mea hana compressor wili Kina āu e loiloi nei. Loaʻa i kahi mea hana Tier 1 Export-grade he 4 mai ka 4.

Palapala / Nīnau	Pane Papa 1 ✅	Pane Papa 2 ⚠️
Mea hana Airend + serial	GHH-RAND / Rotorcomp, hāʻawi ʻia ka serial i ka lā hoʻokahi	"ʻenehana Kelemania" - ʻaʻohe inoa, ʻaʻohe serial
Palapala hōʻoia wili motika	Palapala hōʻoia WEG / Wolong i hoʻopili ʻia i ka ʻōlelo kūʻai	"Ua hōʻoia ʻia ke keleawe maʻemaʻe" — ʻaʻohe palapala
Nā kikoʻī mea paipu	Ua hōʻoia ʻia ʻo 304 SS ma ke kākau ʻana + kiʻi	ʻAʻohe kikoʻī i loaʻa / "kiʻekiʻe ke ʻano"
Ke komo ākea o ka mea hoʻokele	ʻO Schneider / Siemens — ua hōʻoia ʻia ke komo ʻana o ka ʻaoʻao ʻekolu	Ponoʻī — "hāʻawi mākou i ke kākoʻo piha"

Nā Palapala 4 a pau — Mākaukau ma ke Noi ʻana

Hoʻouna ʻo CompressorCorp i ka
Nā Palapala Me ka ʻŌlelo Kuhi.

ʻO ke kaʻina hana GHH-RAND airend · Palapala hōʻoia keleawe WEG IE4 · 304 SS spec · Open Siemens/Schneider controller

E noi i ka pūʻolo kikoʻī piha Nānā i nā Huahana

Nā Nīnau i Nīnau Pinepine ʻia

Pehea e hōʻoia ai i kahi mea hana compressor ea wili Kina ma mua o ke kūʻai ʻana? +

E noi i ʻehā mau palapala: (1) ka inoa o ka mea hana airend a me kahi helu serial hiki ke huli ʻia; (2) kahi palapala hōʻoia mea wili motika ʻaoʻao ʻekolu mai WEG a i ʻole Wolong e hōʻoia ana i nā wili keleawe maʻemaʻe; (3) kahi kikoʻī mea paipu kūloko i kākau ʻia e hōʻoia ana i ke kila kila 304; (4) ka inoa inoa o ka mea hoʻokele me ka hōʻoia e hiki i nā loea ʻaoʻao ʻekolu ke komo i nā diagnostics me ka ʻole o ka polokalamu OEM. ʻO ka mea hana e hōʻole a ʻaʻole hiki ke hāʻawi i nā palapala ʻehā āpau, ʻaʻole ia he papa hoʻokuʻu aku.

He aha ka manaʻo o ka "ʻenehana Kelemania airend" mai kahi mea hana Kina? +

ʻO ke ʻano maʻamau o ka "ʻenehana Kelemania" ʻo ia hoʻi ua hoʻoulu ʻia ka hoʻolālā ʻaoʻao rotor e ka ʻenekinia Kelemania a i ʻole laikini ʻia mai ka ʻenekinia Kelemania - ʻaʻole naʻe i hana ʻia ka airend ma Kelemania. Kuhikuhi ka airend Kelemania maoli i ka mea hana ma ka inoa (GHH-RAND, Rotorcomp) a hāʻawi i kahi helu serial hiki ke hahai ʻia. Inā ʻōlelo ka mea hoʻolako "ʻenehana Kelemania" me ka ʻole o ka inoa ʻana i ka mea hana a me ka hāʻawi ʻana i kahi helu serial, he kope kūloko Kina ka airend.

Pehea e nānā ai inā he keleawe a alumini paha nā wili motika o kahi compressor Kina? +

ʻAʻole hilinaʻi ka nānā ʻana i ka maka - ua like ke ʻano o ka uea alumini i uhi ʻia i ke keleawe me ke keleawe maʻemaʻe. ʻO ke ʻano hilinaʻi wale nō ka palapala hōʻoia mea wili motika ʻaoʻao ʻekolu i hoʻopuka ʻia e ka mea hana motika (WEG, Wolong, a i ʻole like). Hōʻike kēia palapala i nā mea alakaʻi wili ma o ka hoʻohuihui kemika. E noi ma mua o ke kūʻai ʻana.

He mea nui anei nā paipu kila kila 304 i loko o kahi mea hoʻopili ea wili? +

ʻAe. Pili mau ka paipu kaapuni aila kūloko me ka aila wela i hoʻopaʻa ʻia a me ka condensate. ʻAihue ke kila kalapona i loko o 2-3 mau makahiki, e hoʻokuʻu ana i nā ʻāpana popo i loko o ke kaapuni aila. Hoʻohaumia kēia i ka mea hoʻokaʻawale aila, hoʻolalelale i ka ʻaʻahu ʻana o ka bearing airend, a hoʻoulu i ka wela mau loa. Kūʻē ke kila kila 304 i kēia no ka manawa pau ʻole a ʻaʻole hiki ke hoʻoponopono hou ʻia ma hope o ka lawe ʻana.

No ke aha he mea nui ka brand controller i ke kūʻai ʻana mai kahi mea hana Kina? +

ʻO kahi mea hoʻokele PLC ponoʻī ʻo ia hoʻi, ʻo ka loea i ʻae ʻia e ka mea hana wale nō ke hiki ke hoʻonohonoho hou i nā alarm lawelawe, komo i ka mōʻaukala hewa, a hoʻololi paha i nā palena hana. Hiki ke lawelawe ʻia kahi mea hoʻokele Schneider Electric a i ʻole Siemens hāmama e kekahi loea i aʻo ʻia ma ka honua holoʻokoʻa me ka hoʻohana ʻana i nā ʻāpana i loaʻa ma kahi kūloko - e hoʻopau ana i ka hilinaʻi ʻana o ka mea kūʻai aku no ke ola lawelawe holoʻokoʻa o ka mīkini.

He aha ka ʻokoʻa ma waena o kahi mea hana compressor Tier 1 a me Tier 2 Kina? +

Hoʻohana nā loea hoʻokuʻu aku Tier 1 i nā eaends Kelemania a i ʻole honua i kapa ʻia me nā helu serial hiki ke huli ʻia, nā motika keleawe maʻemaʻe IE4/IE5 me nā palapala hōʻoia mea, nā paipu kūloko kila kila 304, a me nā mea hoʻokele Schneider a i ʻole Siemens hāmama me ke komo ʻana i ka lawelawe ʻaoʻao ʻekolu. Hoʻohana nā mea hana kūloko Tier 2 i nā eaends i loko o ka hale, nā motika maʻamau IE3 me ka ʻole o nā palapala hōʻoia keleawe, nā paipu kila kalapona, a me nā mea hoʻokele ponoʻī me ke komo ʻana i ka lawelawe OEM wale nō.

Hiki iaʻu ke hilinaʻi i ka palapala hōʻoia ISO a i ʻole CE i ka loiloi ʻana i kahi mea hana compressor Kina? +

Hōʻoia ʻo ISO 9001 i nā kaohi hana hana; hōʻoia ka māka CE i ka mālama ʻana i ka palekana uila. ʻAʻole kuhikuhi kekahi i ka maikaʻi o nā ʻāpana kūloko. Hiki i kahi mīkini ke paʻa i nā palapala hōʻoia ʻelua i ka wā e hoʻohana ana i nā motika IE3, nā paipu kila kalapona, a me nā ea kūloko. He koi kumu haʻahaʻa kēia mau palapala hōʻoia, ʻaʻole ia he mea hoʻokaʻawale i ka maikaʻi. E hoʻohana mau i ka papa inoa palapala 4-palapala kūʻokoʻa.

ʻEhia ke kumukūʻai e uku ai au no kahi mea hoʻopihapiha ea wili Kina 75 kW ma ke ʻano hoʻokuʻu aku? +

No kahi compressor wili wili i hoʻokomo ʻia i ka ʻaila 75 kW me nā kikoʻī piha o ka pae hoʻokuʻu aku - GHH-RAND a i ʻole Rotorcomp airend, WEG IE4 motika keleawe maʻemaʻe, paipu kila kila 304, Schneider a i ʻole Siemens open controller - e manaʻo e uku i 40-60% emi ma mua o kahi ʻāpana Atlas Copco a i ʻole Kaeser like. ʻO nā kumukūʻai ma lalo loa o kēia pae e hōʻike pinepine ana i ka hoʻololi ʻana o hoʻokahi a ʻoi aku paha nā ʻāpana pae hoʻokuʻu aku. E noi mau i ka pūʻolo 4-palapala ma mua o ka ʻae ʻana i kahi ʻōlelo kūʻai.