Hauv kev lag luam chaw xws li roj refineries, tshuaj nroj tsuag, thiab thee mines, kev nyab xeeb yog qhov tseem ceeb tshaj plaws. Cov chaw no feem ntau muaj cov pa taws, vapors, lossis plua plav- ua rau cov khoom siv hluav taws xob ua rau muaj hluav taws kub lossis tawg. Qhov ntawd yog qhov tawg- pov thawj Siemens VFDs tuaj txog. Ib qho kev hloov pauv zaus tsav (VFD) tswj qhov ceev ntawm lub tshuab hluav taws xob, thiab Siemens VFDs tau tso siab rau lawv txoj kev ntseeg siab thiab kev nyab xeeb. Thaum txhim kho tawg- pov thawj Siemens VFDs hauv thaj chaw muaj kev phom sij, ua raws ATEX thiab IECEx cov lus qhia tsis yog- sib tham. Qhov blog no yuav taug kev koj hla txhua yam koj xav paub, los ntawm cov ntsiab lus tseem ceeb mus rau kauj ruam -los ntawm - cov lus qhia kev teeb tsa, kom ntseeg tau tias koj tawg- pov thawj Siemens VFDs ua haujlwm nyab xeeb thiab ua raws li cov qauv thoob ntiaj teb.
Kev tawg yog dab tsi -Cov pov thawj Siemens VFDs?
Ua ntej, cia peb qhia meej tias dab tsi ua rau Siemens VFD "explosion- pov thawj." Kev tawg- pov thawj Siemens VFDs yog tsim tshwj xeeb los tiv thaiv hluav taws xob hluav taws xob, hluav taws xob ntau dhau, lossis arcs los ntawm hluav taws kub nyhiab hauv qhov chaw muaj kev phom sij. Tsis zoo li tus qauv VFDs, lawv tau ntxiv cov ntaub thaiv npog thiab tsim- hauv kev nyab xeeb nta kom muaj kev tawg hauv sab hauv thiab txwv tsis pub lawv kis mus rau thaj chaw ib puag ncig. Siemens yog tus thawj coj hauv kev lag luam automation, thiab lawv qhov tawg - pov thawj VFDs - xws li Siemens Robicon Perfect Harmony Gen IIIE series - yog tsim los ua kom tau raws li cov kev cai ATEX thiab IECEx nruj, ua rau lawv zoo tagnrho rau siab - qhov chaw pheej hmoo. Txawm hais tias koj siv 615A, 6600V Siemens VFD lossis tus qauv me, cov khoom siv no tau tsim los tiv thaiv cov neeg ua haujlwm thiab cov khoom siv.
Nkag siab ATEX thiab IECEx Certifications rau Siemens VFDs
Ua ntej txhim kho kev tawg- pov thawj Siemens VFDs, koj yuav tsum nkag siab txog ob qhov tseem ceeb tshaj plaws hauv ntiaj teb tawg - ntawv pov thawj: ATEX thiab IECEx. Ob leeg tau tsim cov cai rau cov cuab yeej siv hauv thaj chaw muaj kev phom sij, tab sis lawv siv rau thaj tsam sib txawv. Paub txog cov qauv no ua kom koj qhov tawg - pov thawj Siemens VFDs ua raws thiab nyab xeeb.
ATEX Certification: Rau European Union
ATEX yog European Union (EU) cov lus qhia (2014/34/EU) uas siv rau txhua yam khoom siv hluav taws xob siv nyob rau hauv cov chaw muaj kev phom sij hauv EU. Kev tawg- pov thawj Siemens VFDs nrog ATEX daim ntawv pov thawj raug kuaj xyuas kom ntseeg tau tias lawv tuaj yeem ua haujlwm nyab xeeb hauv ib puag ncig uas muaj cov pa taws (Zone 0, 1, 2) lossis hmoov av (Zone 20, 21, 22). Daim ntawv pov thawj tseem qhia cov khoom siv raws li theem ntawm kev pheej hmoo: Cat 1 rau qhov kev pheej hmoo siab tshaj (Zone 0, 20), Cat 2 rau qhov kev pheej hmoo nruab nrab (Zone 1, 21), thiab Cat 3 rau kev pheej hmoo tsawg (Zone 2, 22). Thaum xaiv tawg- pov thawj Siemens VFDs rau EU qhov chaw, nco ntsoov xyuas cov cim ATEX thiab xyuas kom meej tias nws phim koj thaj chaw muaj kev phom sij - qhov no yog qhov tseem ceeb rau kev ua raws li "Kev tawg-Cov pov thawj Siemens VFDs ATEX installation cov kauj ruam."
IECEx Certification: Ntiaj teb no ua raws
IECEx yog tus qauv thoob ntiaj teb tsim los ntawm International Electrotechnical Commission (IEC). Nws tau lees paub hauv ntau dua 80 lub teb chaws, suav nrog Australia, Tuam Tshoj, thiab Middle East. Kev tawg- pov thawj Siemens VFDs nrog daim ntawv pov thawj IECEx ua tau raws li cov qauv kev nyab xeeb zoo ib yam li ATEX tab sis tau lees paub thoob ntiaj teb. Qhov no txhais tau tias yog tias koj ua haujlwm hauv ntau lub tebchaws, IECEx- ntawv pov thawj Siemens VFDs tuaj yeem txuag koj lub sijhawm thiab nyiaj txiag los ntawm kev zam kom tsis txhob muaj ntawv pov thawj. Tus txheej txheem IECEx tseem yuav tsum muaj kev ntsuam xyuas tsis tu ncua thiab kev tswj xyuas kom muaj txiaj ntsig zoo sib xws -lwm qhov laj thawj vim li cas Siemens VFDs yog qhov kev xaiv txhim khu kev qha rau "Siemens VFDs rau thaj chaw txaus ntshai IECEx ua raws."
Cov Ntsiab Lus Ua Ntej -Tshem Kev Tshawb Fawb Txog Kev tawg-Cov pov thawj Siemens VFDs
Txhim kho tawg- pov thawj Siemens VFDs hauv thaj chaw muaj kev phom sij tsis yog txoj haujlwm kom maj. Kev kuaj xyuas ua ntej- txhim kho kom raug yuav tiv thaiv kev ua yuam kev, ua kom muaj kev nyab xeeb, thiab ua kom koj cov cuab yeej ua raws. Ua raws li cov kauj ruam no los npaj rau kev txhim kho kom tiav-lawv yog qhov tseem ceeb rau txhua tus neeg nug "yuav ua li cas rau nruab Siemens VFD hauv thaj chaw tawg."
1. Txheeb xyuas Siemens VFD Qauv thiab Ntawv Pov Thawj
Ua ntej, paub meej tias qhov tawg - pov thawj Siemens VFD koj muaj yog tus qauv tsim nyog rau koj daim ntawv thov. Tshawb xyuas cov khoom lag luam rau ATEX thiab IECEx cov ntawv pov thawj, thiab xyuas kom muaj kev phom sij (xws li Zone 1, Zone 22) thiab chav ntsuas kub (T1-T6) phim koj ib puag ncig. Piv txwv li, Siemens Robicon Perfect Harmony Gen IIIE VFD nrog chav kawm kub T4 (max qhov kub ntawm 135 degree) yog tsim rau cov cheeb tsam uas muaj cov pa taws kub hnyiab ntawm qhov kub siab dua. Tsis txhob siv qhov tsis yog{13}} ntawv pov thawj Siemens VFD hauv thaj chaw muaj kev phom sij - qhov no ua txhaum txoj cai kev nyab xeeb thiab tuaj yeem ua rau muaj xwm txheej. Cov kauj ruam no yog qhov tseem ceeb rau kev ua raws li "ATEX certified Siemens VFD installation qhia."
2. Txheeb xyuas thaj chaw muaj kev phom sij
Tom ntej no, ntsuas thaj chaw uas koj yuav nruab qhov tawg - pov thawj Siemens VFD. Txheeb xyuas hom kev phom sij: puas yog ib puag ncig roj / vapor (Group IIA, IIB, IIC) lossis ib puag ncig plua plav (Group IIIA, IIIB, IIIC)? Tsis tas li ntawd, paub meej txog kev faib cov cheeb tsam (Zone 0/1/2 rau cov pa roj, Zone 20/21/22 rau plua plav) thiab chav kawm kub. Piv txwv li, ib lub mine (Group I) muaj methane roj, yog li koj yuav xav tau Siemens VFD ntawv pov thawj rau Pab Pawg I. Tsis tas li ntawd, xyuas qhov kub thiab txias ambient -feem ntau Siemens VFDs ua haujlwm zoo tshaj plaws ntawm -10℃thiab 40℃, thiab tshaj qhov no tuaj yeem cuam tshuam kev ua haujlwm. Qhov kev ntsuam xyuas no ua kom koj Siemens VFD yog qhov zoo rau ib puag ncig thiab txhawb nqa "Siemens VFD cov lus qhia txog kev nyab xeeb hauv cheeb tsam."
3. Sau cov cuab yeej thiab cov cuab yeej zoo
Koj yuav xav tau cov cuab yeej tshwj xeeb txhawm rau txhim kho tawg - pov thawj Siemens VFDs kom nyab xeeb. Cov no muaj xws li: lub torque wrench (kom ruaj ntseg bolts rau qhov tseeb nruj), hlau strippers (rau kev xaim kom zoo), multimeter (kom kuaj xyuas qhov tsis zoo ntawm hluav taws xob), thiab tawg- cov qog pov thawj cable (kom kaw cov kab hluav taws xob thiab tiv thaiv cov khoom hluav taws xob nkag mus rau VFD). Tag nrho cov cuab yeej siv nyob rau hauv qhov chaw muaj kev phom sij yuav tsum yog tawg- pov thawj los yog tsis yog-tws. Tsis tas li ntawd, muaj Siemens VFD installation phau ntawv ntawm tes- daim ntawv no muaj cov qauv- cov lus qhia tshwj xeeb uas tseem ceeb rau kev nyab xeeb.
Kauj ruam-los ntawm-Cov kauj ruam Installation Guide for Explosion-Proof Siemens VFDs
Thaum koj tau ua tiav qhov kev kuaj ua ntej - kev teeb tsa, nws yog lub sijhawm los nruab koj qhov tawg - pov thawj Siemens VFD. Ua raws li cov kauj ruam no ua tib zoo xyuas kom ua raws li ATEX / IECEx cov lus qhia thiab ua kom koj lub chaw muaj kev nyab xeeb. Nco ntsoov, yog tias koj tsis paub meej txog ib kauj ruam twg, sab laj nrog tus kws tshaj lij hluav taws xob tsim nyog lossis Siemens kev pab cuam - kev nyab xeeb ib txwm ua ntej.
Kauj ruam 1: Xaiv qhov raug Mounting qhov chaw
Qhov chaw txuas rau koj qhov tawg - pov thawj Siemens VFD yog qhov tseem ceeb. Muab nws tso rau hauv qhov chaw qhuav, zoo- qhov cua kom deb ntawm tshav ntuj ncaj qha, qhov chaw tshav kub, thiab cov khoom siv hluav taws xob. Xyuas kom muaj qhov chaw txaus nyob ib puag ncig VFD (tsawg kawg 30cm ntawm txhua sab) kom txias -Siemens VFDs ua kom sov thaum ua haujlwm, thiab qhov cua kom zoo tiv thaiv kom tsis txhob muaj cua sov. Tsis txhob mount VFD rau ntawm phab ntsa hauv thaj chaw muaj kev phom sij tshwj tsis yog tias nws tau tsim tshwj xeeb rau kev txhim kho phab ntsa, raws li Siemens cov lus qhia. Tsis tas li ntawd, zam cov cheeb tsam uas muaj plua plav lossis dej noo ntau dhau, vim tias cov no tuaj yeem ua rau VFD cov khoom sab hauv puas.
Kauj Ruam 2: Ua kom ruaj ntseg VFD Enclosure
Kev tawg- pov thawj Siemens VFDs muaj qhov hnyav, cov ntaub thaiv npog uas yuav tsum tau muab khi kom nruj kom tiv thaiv kom tsis txhob xau. Siv cov bolts thiab lub torque ciaj ntswj kom ceev lub qhov rooj rau qhov chaw ruaj khov (xws li lub nplhaib hlau lossis phab ntsa pob zeb). Xyuas kom tag nrho cov bolts tau nruj rau lub torque teev nyob rau hauv Siemens phau ntawv- cov bolts xoob tuaj yeem tsim qhov khoob qhov twg cov roj hluav taws xob lossis cov plua plav tuaj yeem nkag mus, ua rau muaj kev pheej hmoo ntawm kev tawg. Tshawb xyuas lub gasket rau kev puas tsuaj (piv txwv li, tawg, hnav) thiab hloov nws yog tias xav tau- lub gasket no tsim lub foob kom nruj kom tsis txhob muaj cov khoom phom sij.
Kauj ruam 3: Xaim Siemens VFD kom raug
Kev xaim yog ib qho ntawm cov kauj ruam tseem ceeb tshaj plaws hauv kev txhim kho tawg - pov thawj Siemens VFDs. Ua raws li cov lus qhia txuas txuas no kom ua raws li ATEX / IECEx thiab tiv thaiv hluav taws xob tsis raug:
- Siv tsuas yog tawg- cov ntaub ntawv pov thawj thiab cov kab hluav taws xob. Cov cables yuav tsum raug ntsuas rau qhov voltage thiab tam sim no ntawm koj Siemens VFD (xws li, 6600V cables rau siab-voltage qauv zoo li Siemens Robicon Perfect Harmony Gen IIIE).
- Cais fais fab cables (input / output) los ntawm kev tswj cables kom tsis txhob muaj hluav taws xob cuam tshuam (EMI), uas tuaj yeem ua rau VFD puas lossis ua rau nws ua haujlwm tsis zoo. Khaws cov kab hluav taws xob tsawg kawg 10cm deb ntawm cov kab hluav taws xob tswj.
- Hauv av Siemens VFD kom zoo. Txuas cov xaim hauv av mus rau hauv av davhlau ya nyob twg ntawm VFD- qhov no tiv thaiv hluav taws xob poob siab thiab cuam tshuam ntau dhau tam sim no ntawm cov khoom siv. Cov xaim hauv av yuav tsum yog qhov loj me (raws li teev nyob rau hauv phau ntawv qhia) thiab ruaj ntseg fastened.
- Tsis txhob nruab lub tshuab hluav taws xob fais fab ntawm Siemens VFD thiab lub cev muaj zog- qhov no tuaj yeem ua rau VFD puas thiab ua txhaum cov qauv kev nyab xeeb.
Kauj ruam 4: Configure VFD Chaw
Tom qab xaim, teeb tsa qhov tawg - pov thawj Siemens VFD teeb tsa kom phim koj lub cev muaj zog thiab daim ntawv thov. Siv Siemens VFD's tswj vaj huam sib luag lossis lub khoos phis tawj sib txuas los teeb tsa qhov tsis xws li lub cev muaj zog, lub zog, thiab kev tiv thaiv overload. Rau kev ua raws li ATEX / IECEx, xyuas kom VFD txoj haujlwm kev nyab xeeb (xws li STO, lossis Safe Torque Off) tau qhib. STO muaj nuj nqi, muaj nyob rau ntawm Siemens SINAMICS G120 VFDs, tso siab tau nres lub cev muaj zog thiab tiv thaiv tsis txhob rov pib dua - tseem ceeb rau thaj chaw muaj kev phom sij. Ua raws li cov lus qhia hauv Siemens phau ntawv txhawm rau txhim kho cov chaw kom raug; Kev teeb tsa tsis raug tuaj yeem ua rau cov cuab yeej tsis ua haujlwm lossis muaj kev pheej hmoo nyab xeeb.
Kauj ruam 5: Kuaj Siemens VFD
Ua ntej muab qhov tawg - pov thawj Siemens VFD ua haujlwm tag nrho, ua qhov kev sim kom paub tseeb tias nws ua haujlwm raug. Qhib lub hwj chim thiab xyuas cov suab nrov txawv txawv, overheating, los yog cov lej yuam kev. Ntsuas lub cev muaj zog thiab kev taw qhia kom paub meej tias nws phim koj cov kev xav tau. Siv lub ntsuas ntsuas ntsuas ntsuas qhov ntsuas hluav taws xob thiab tam sim no- lawv yuav tsum nyob hauv thaj tsam uas tau teev tseg rau koj tus qauv Siemens VFD. Yog tias koj pom muaj teeb meem (xws li, cov lus yuam kev, overheating), tua lub hwj chim tam sim ntawd thiab daws teeb meem siv Siemens phau ntawv lossis hu rau kev txhawb nqa. Tsuas yog muab VFD ua haujlwm yog tias txhua qhov kev xeem dhau.
Feem ntau Installation yuam kev kom zam nrog tawg -Cov pov thawj Siemens VFDs
Txawm tias ua tib zoo npaj, ua yuam kev tuaj yeem tshwm sim thaum lub sijhawm teeb tsa. Zam kom tsis txhob muaj qhov yuam kev no txhawm rau ua kom koj qhov tawg - pov thawj Siemens VFDs nyab xeeb thiab ua raws:
1. Siv cov khoom tsis muaj ntawv pov thawj -
Tsis txhob siv cov cuab yeej uas tsis yog -ATEX/IECEx certified, cables, los yog accessories nrog koj tawg- pov thawj Siemens VFD. Piv txwv li, siv cov kab hluav taws xob tus qauv es tsis txhob tawg - pov thawj ib qho tuaj yeem tso cov roj hluav taws xob nkag mus rau hauv VFD enclosure. Nco ntsoov xyuas tias tag nrho cov cuab yeej siv hauv kev teeb tsa tau lees paub rau thaj chaw muaj kev phom sij.
2. Kev kaw qhov kaw tsis raug
Ib lub hnab ntim khoom xoob lossis puas tsuaj yog qhov kev pheej hmoo loj ntawm kev nyab xeeb. Yog hais tias lub gasket tsis zoo zaum los yog muaj cov kab nrib pleb, cov khoom flammable tuaj yeem nkag mus rau VFD thiab ignite. Nco ntsoov xyuas lub gasket ua ntej kev teeb tsa thiab hloov nws yog tias nws puas lawm. Tsis tas li ntawd, xyuas kom meej tias tag nrho cov bolts tau nruj rau qhov tseeb torque- cov bolts xoob tsim qhov khoob hauv lub thawv.
3. Kev xaim tsis raug
Kev ua yuam kev (piv txwv li, kev sib txuas hauv av tsis raug, sib xyaw lub zog thiab tswj cov kab hluav taws xob) tuaj yeem ua rau Siemens VFD ua haujlwm tsis zoo lossis tsim cov nplaim taws. Ib txwm ua raws li daim duab thaiv hauv Siemens phau ntawv thiab muab ob npaug rau- xyuas txhua qhov kev sib txuas ua ntej qhib lub hwj chim. Yog tias koj tsis paub meej txog kev xaim, sab laj nrog tus kws tshaj lij hluav taws xob tsim nyog.
4. Tsis quav ntsej qhov ntsuas kub thiab ib puag ncig
Kev tawg- pov thawj Siemens VFDs muaj qhov kub thiab txias thiab ib puag ncig txwv. Kev txhim kho VFD nyob rau hauv ib cheeb tsam uas muaj cov av noo ntau dhau, cov plua plav ntau dhau, lossis qhov kub thiab txias sab nraum qhov kev pom zoo tuaj yeem ua rau cov khoom puas thiab tsis muaj ntawv pov thawj. Nco ntsoov xyuas Siemens VFD qhov tshwj xeeb rau ambient kub, av noo, thiab plua plav tsis kam.
Cov Lus Qhia Txog Kev Tiv Thaiv Kev tawg -Cov pov thawj Siemens VFDs hauv thaj chaw muaj kev phom sij
Kev saib xyuas kom raug yog qhov tseem ceeb ntawm kev ua kom koj tawg - pov thawj Siemens VFDs ua haujlwm zoo thiab ua tau zoo. Kev saib xyuas tsis tu ncua kuj ua kom ua raws li ATEX / IECEx cov lus qhia. Ua raws li cov lus qhia no txhawm rau txuas lub neej ntawm koj Siemens VFD:
- Tshawb xyuas lub kaw lus tsis tu ncua: Tshawb xyuas cov kab nrib pleb, xoob bolts, lossis cov gasket puas. Tighten tej bolts xoob thiab hloov cov gasket puas tau tam sim ntawd.
- Ntxuav lub VFD: Siv cov txhuam tsis txhuam txhuam kom tshem tawm cov plua plav tawm ntawm lub qhov rooj thiab qhov cua txias. Plua plav buildup tuaj yeem ua rau kub dhau, yog li ntxuav lub VFD tsawg kawg ib hlis ib zaug (ntau zaus hauv qhov chaw muaj plua plav).
- Tshawb xyuas cov kev sib txuas ntawm cov kab hluav taws xob: Tshawb xyuas cov xaim txhua lub sijhawm kom tsis txhob muaj kev sib txuas los yog kev puas tsuaj. Tighten ib qho kev sib txuas xoob thiab hloov cov cables puas.
- Kuaj kev nyab xeeb kev ua haujlwm: Tsis tu ncua sim STO muaj nuj nqi thiab lwm yam kev nyab xeeb kom ntseeg tau tias lawv ua haujlwm raug. Ua raws li Siemens phau ntawv qhia rau cov txheej txheem kuaj.
- Khaws cov ntaub ntawv: Sau tag nrho cov haujlwm saib xyuas, suav nrog kev tshuaj xyuas, kho, thiab kuaj. Qhov no pab nrog kev soj ntsuam kev ua raws cai thiab ua kom yooj yim rau kev daws teeb meem.
Vim li cas thiaj xaiv Explosion-Cov pov thawj Siemens VFDs rau thaj chaw muaj kev puas tsuaj?
Siemens yog lub npe ntseeg hauv kev lag luam automation, thiab lawv qhov tawg - pov thawj VFDs muaj ntau qhov zoo rau thaj chaw muaj kev phom sij. Ua ntej, lawv tau sim nruj me ntsis kom ua tau raws li ATEX thiab IECEx cov qauv, kom ntseeg tau tias kev ua raws cai thiab kev nyab xeeb. Thib ob, Siemens VFDs tau tsim los ua kom kawg - nrog cov ntaub ntawv ruaj khov thiab siab - cov khoom zoo, lawv tuaj yeem tiv taus qhov chaw ua haujlwm hnyav. Thib peb, Siemens muab kev txhawb nqa thiab cov ntaub ntawv zoo heev, ua rau kev teeb tsa thiab kev saib xyuas yooj yim dua. Txawm hais tias koj xav tau lub siab -horsepower Siemens Robicon Perfect Harmony VFD los yog compact SINAMICS G120 qauv, tawg- pov thawj Siemens VFDs xa kev ntseeg siab thiab kev nyab xeeb koj tuaj yeem suav rau. Lawv kuj txhawb "Siemens VFD cov lus qhia txog kev nyab xeeb hauv cheeb tsam" los ntawm kev sib koom ua ke hauv cov yam ntxwv uas txo kev pheej hmoo.
Xaus
Txhim kho kev tawg- pov thawj Siemens VFDs hauv thaj chaw muaj kev phom sij yuav tsum tau ua tib zoo npaj, ua raws ATEX / IECEx cov lus qhia, thiab ua tib zoo saib kom meej. Los ntawm kev ua raws li ua ntej - kev kuaj xyuas kev teeb tsa, kauj ruam - los ntawm - kauj ruam qhia kev teeb tsa, thiab cov lus qhia txog kev saib xyuas hauv qhov blog no, koj tuaj yeem ua kom koj Siemens VFDs ua haujlwm zoo thiab ua tau zoo. Nco ntsoov xaiv tus qauv uas raug lees paub, ntsuas thaj chaw muaj kev phom sij, xaim VFD kom raug, thiab ua haujlwm tsis tu ncua. Kev tawg- pov thawj Siemens VFDs yog ib qho kev nqis peev tseem ceeb hauv kev nyab xeeb rau siab -kev pheej hmoo ntawm kev lag luam-thaum teeb tsa kom raug, lawv tiv thaiv cov neeg ua haujlwm, khoom siv, thiab koj lub chaw los ntawm hluav taws kub thiab tawg. Yog tias koj muaj lus nug txog kev txhim kho lossis tswj koj qhov tawg - pov thawj Siemens VFDs, hu rau Siemens kev pabcuam rau kev pabcuam kws tshaj lij.
