Danfoss PVM Variable Displacement Piston Pump

Specifications

• Cov lus qhia: ATEX Cov Lus Qhia 2014/34/EU
• ATEX Certification: II 3G Ex h IIC T4 Gc X II 3G Ex h IIC T3 Gc X
• UAEX SIB: 2016 No. 1107
• Chaw tsim tshuaj paus: Vickers los ntawm Danfoss
• Ua haujlwm siab tshaj plaws: 315 los yog 230 bar
• Tsim: Kev hloov pauv hloov pauv, lub zog loj qhib lub twj tso kua mis
• Nta: Swashplate tsim, muaj nyob rau hauv siab dua los yog ntsiag to versions

Cov lus qhia siv khoom

Cov ntaub ntawv dav dav

• Product Description: Cov twj PVM los ntawm Vickers yog tsim los rau cov ntawv thov kev lag luam nrog kev ua haujlwm siab tshaj plaws ntawm 315 lossis 230 bar. Lawv muaj ib tug swashplate tsim thiab muaj nyob rau hauv txawv versions rau ceev thiab suab nrov theem.
• Lub luag haujlwm ntawm tus neeg tsim khoom: Cov chaw tsim khoom lag luam tsis muaj lub luag haujlwm yog tias siv tsis raug lossis tsis ua raws li cov lus qhia ntawm tus neeg siv.

Npaj siv

• Marking: PVM twj tso kua mis raug cim rau Pawg II, qeb 3 rau cov roj av ib puag ncig nrog kev tiv thaiv hluav taws thiab ua kua dej. Cov chav kawm kub thiab qhov siab tshaj plaws ntawm qhov chaw sib txawv raws li kev ua haujlwm thiab lub luag haujlwm cycles.
• Chaw tsim khoom thiab hnub tim: Qhov chaw tsim khoom tau qhia rau ntawm lub twj tso kua mis, thiab cov ntaub ntawv tuaj yeem tau txais los ntawm kev tiv tauj Danfoss nrog tus lej xov tooj.

Cov ntaub ntawv technical

• T-codes thiab qhov kub siab tshaj plaws saum npoo:
• Gaseous Ib puag ncig (G)
• Roj Hom / Cov kua dej ua haujlwm

FAQ

Q: Kuv yuav ua li cas yog tias lub twj tso kua mis tshaj qhov kev ua haujlwm siab?

• A: Nws yog ib qho tseem ceeb kom ua raws li cov kev ua haujlwm siab tshaj plaws uas tau qhia los ntawm cov chaw tsim khoom kom tsis txhob muaj kev puas tsuaj rau lub twj tso kua mis lossis muaj peev xwm ua rau muaj kev phom sij.

Q: Kuv tuaj yeem txiav txim siab hnub tsim khoom ntawm lub twj tso kua mis li cas?

• A: Koj tuaj yeem nrhiav qhov chaw tsim khoom ntawm lub twj tso kua mis, thiab rau hnub tsim khoom, hu rau Danfoss nrog tus lej xov tooj rau kev pab.

Kev kho keeb kwm

Table of Revisions

Hnub tim	Hloov	Rev
Peb 2024	Thawj tsab	0101

Taw qhia

Cov ntaub ntawv dav dav

Lub hom phiaj ntawm daim ntawv no

• Phau Ntawv Qhia Tus Neeg Siv no tau npaj los ntawm cov chaw tsim khoom los muab cov ntaub ntawv tseem ceeb hais txog kev nyab xeeb kev teeb tsa, kev ua haujlwm, thiab kev saib xyuas ntawm ATEX / UKEX-certified twj.
• Cov khoom uas tau teev tseg nyob rau hauv daim ntawv no yog yuav tsum tau tshwj tsis yog hais tias lwm yam.
• Phau Ntawv Qhia Tus Neeg Siv no yog ib qho ntxiv rau cov lus qhia khoom uas twb muaj lawm raws li ATEX / UKEX cov khoom raug raug rau qee qhov kev txwv piv rau cov qauv.
• Cov kev txwv tau piav qhia hauv cov lus qhia no. Cov khoom lossis cov kev txwv hauv daim ntawv no override tej ntaub ntawv tsis sib haum xeeb uas yuav muaj nyob rau hauv cov khoom catalog.
• Nws yog npaj rau tshuab / system manufacturers, fitters, thiab cov kws kho mob. Thov nyeem Phau Ntawv Qhia Tus Neeg Siv no ua tib zoo ua ntej koj ua haujlwm nrog thiab pib lub twj tso kua mis.
• Phau Ntawv Qhia Tus Neeg Siv no yuav tsum muab khaws cia ze rau ntawm lub twj tso kua mis.

Product Description

• PVM twj tso kua mis yog ntau yam hloov pauv hloov pauv, lub zog loj qhib lub twj tso kua mis tsim los rau kev lag luam.
• Lawv muaj cov qauv tsim swashplate nrog lub siab tshaj plaws ua haujlwm tsis tu ncua ntawm 315 lossis 230 bar. Lawv tuaj yeem muab tau rau hauv "siab dua" lossis "tsim" versions.

Chaw tsim tshuaj paus lub luag hauj lwm

• Cov chaw tsim khoom tsis kam lees lub luag haujlwm hauv qhov xwm txheej ntawm:
• Kev siv cov khoom tsis ua raws li cov cai tswj kev nyab xeeb thiab kev cai lij choj siv tau hauv cov neeg siv lub teb chaws.
• Kev siv cov khoom hauv kev ua haujlwm tsis raug tso cai raws li cov khoom lag luam cov ntaub ntawv.
• Kev teeb tsa tsis raug: cov lus qhia tau muab rau hauv Phau Ntawv Qhia Tus Neeg Siv no tsis ua raws lossis ua tsis raug.
• Hydraulic system teeb meem.
• Kev hloov kho ntawm cov khoom.
• Cov haujlwm ua haujlwm los ntawm cov neeg ua haujlwm tsis raug cob qhia kom raug lossis tsis raug muab rau cov haujlwm zoo li no.

Khoom Kev Nyab Xeeb

• Kev nyab xeeb ntawm cov khoom yog nyob ntawm qhov kev soj ntsuam nruj ntawm cov lus qhia tau muab rau hauv Phau Ntawv Qhia Tus Neeg Siv: tshwj xeeb, nws yog qhov yuav tsum tau ua.
• Ib txwm ua haujlwm nyob rau hauv kev tso cai ntawm cov khoom ua haujlwm (thov saib cov ntaub ntawv qhia txog cov twj tso kua mis hauv kev siv).
• Ib txwm ua ib qho kev saib xyuas zoo tib yam.
• Muab cov haujlwm tshuaj xyuas nrog rau kev saib xyuas rau cov neeg ua haujlwm raug cob qhia.
• Tsuas yog siv cov khoom qub qub xwb.
• Ib txwm siv cov khoom raws li cov lus qhia uas koj pom hauv phau ntawv no.

Npaj siv

• Hydraulic twj hloov lub zog txhua yam (torque thiab ceev) rau hauv hydraulic zog (siab, roj ntws). PVM twj tso kua mis yog tsim los rau kev siv tshuab.
• Cov twj tso kua mis ua kom tiav qhov kev xav tau tawg ntawm Cov Lus Qhia 2014/34/EU thiab UKEX SI 2016 No. 1107 rau cov qeb uas tau pom nyob rau ntawm daim ntawv teev npe nyob rau hauv cov kev txwv uas tau hais nyob rau hauv phau ntawv no los yog cov khoom catalog / cov ntaub ntawv qhia.
• PVM twj tso kua mis muaj daim ntawv teev npe. Daim ntawv teev npe muab cov ntaub ntawv tseem ceeb thiab cov lus qhia tshwj xeeb rau kev siv kom raug thiab nyab xeeb.
• Daim ntawv qhia no yuav tsum tau khaws cia kom cov ntaub ntawv tuaj yeem nyeem tau; yog li ntawd, yuav tsum tau ntxuav lub phaj raws sij hawm. Yog tias daim ntawv teev npe lossis lwm cov ntawv yuav tsum tau muab tshem tawm rau kev saib xyuas lossis kev pabcuam, lawv yuav tsum tau muab rov qab ua ntej lub twj tso kua mis rov ua haujlwm.

Marking of Vickers los ntawm Danfoss PVM Pumps

• PVM hydraulic twj tso kua mis yog cim raws li cov khoom siv rau Pab Pawg II, qeb 3 rau cov roj ib puag ncig thiab nrog kev tiv thaiv hluav taws xob tiv thaiv kev nyab xeeb, thiab ua kua dej.
• Cov chav kawm kub / Qhov siab tshaj plaws ntawm qhov chaw nyob ntawm qhov kev ua haujlwm (ambient thiab kua kub) nrog rau kev siv lub luag haujlwm.

Kos npe	Rau tus qauv code kev xaiv
Ex II 3G Ex h IIC T3 Gc X	G (saib Rooj 1 rau cov kev xav tau)
Ex II 3G Ex h IIC T4 Gc X	G (saib Rooj 1, rau cov kev xav tau)

• Yog xav paub ntxiv txog kev xaiv qhov tsim nyog T-Code nrog rau cov kua dej viscosity thiab qhov kub thiab txias, thov mus saib Tshooj “T-codes thiab qhov kub siab tshaj plaws saum npoo av.

Qhov chaw tsim khoom thiab hnub tim ntawm lub twj tso kua mis

• Qhov chaw tsim khoom yog qhia ntawm lub twj tso kua mis raws li daim duab hauv qab no. Hnub tim ntawm lub twj tso kua mis tsis qhia rau ntawm lub twj tso kua mis; Txawm li cas los xij, nws tuaj yeem txiav txim siab los ntawm kev tiv tauj Danfoss thiab muab tus lej xov tooj.

Daim ntawv pov thawj ATEX ntawm cov chav nyob yog ua raws li cov peev txheej ntawm:

• Cov Lus Qhia 2014/34/EU ntawm European Parliament thiab ntawm Pawg Sab Laj ntawm 26 Lub Ob Hlis 2014 txog kev sib haum xeeb ntawm cov kev cai lij choj ntawm Cov Tswv Cuab hais txog cov cuab yeej siv thiab cov cuab yeej tiv thaiv tsim los siv rau hauv cov huab cua uas muaj peev xwm tawg tau. "
• Thiab UKEX Txoj Cai Lij Choj: 2016 No. 1107 Kev Noj Qab Haus Huv thiab Kev Nyab Xeeb Cov Khoom Siv thiab Cov Txheej Txheem Kev Tiv Thaiv Kev Npaj Rau Kev Siv Hauv Cov Txheej Txheem Tshaj Lij Tshaj Tawm 2016 "

Nrog rau cov nram qab no parameter:

• Cov cuab yeej pab pawg: II, cov khoom siv tsis yog mining
• Qeb khoom siv: 3G
• Kub chav kawm: T4…T1
• Gas Group: IIC
• Cov cuab yeej tiv thaiv Qib (EPL): Gc
• Kev tshwm sim Zone: 2 (Gas Environment)
• Txoj Kev Ntsuam Xyuas Kev Ua Raws Cai yuav tsum tau ua raws li: /1/ Cov Lus Qhia 2014/34/EU, annex VIII, Modul A: Internal Production Control (saib tshooj 13, ntu 1 (c)) /2/ UKEX SI 2016 No.
• 1107 Teem caij 3A, Ntu 6: Internal Production control (saib Tshooj 3, tshooj 39 (1)(c))
• Lub EU tshaj tawm ntawm kev ua raws cai yuav tsum tau npaj thiab tshaj tawm hais txog annex X ntawm / 1 / . Qhov Tseem Ceeb Txog Kev Noj Qab Haus Huv thiab Kev Nyab Xeeb" txhais los ntawm /1/, ntxiv rau II, yuav tsum tau txiav txim siab.
• Lub UK tshaj tawm ntawm kev ua raws cai yuav tsum tau npaj thiab tshaj tawm txog lub sijhawm 6 ntawm / 2 / . Qhov "Qhov Tseem Ceeb Ntawm Kev Noj Qab Haus Huv thiab Kev Nyab Xeeb" txhais los ntawm /2/, lub sijhawm 1, yuav tsum tau txiav txim siab.

Example ATEX / UKEX Label – PVM Legend

1. Chaw tsim tshuaj paus
2. Qhov chaw tsim khoom
3. Hom / Hom Lub Npe ntawm cov khoom
4. ATEX / UKEX Code
5. Pump Model Code
6. 2D-Code for Identification
7. Chaw Nyob Chaw Tsim Khoom
8. Serial Number
9. Khoom siv / Tshooj Naj Npawb

Daim duab 1: PVM Sticker Label Example

Alternative PVM Dub Anodized Aluminium Label

Rau cov lus dab neeg, saib daim ntawv lo saum toj no.

Daim duab 2: PVM Anodized Aluminium Label Example

Ceeb toom Tsis txhob cuam tshuam rau cov khoom siv aluminium nameplate kom tshem tawm cov thermal sparks

Cov ntaub ntawv technical

ATEX / UKEX Technical Specifications

• Cov kev qhia tshwj xeeb hauv tshooj no yog ntxiv rau ATEX / UKEX systems nkaus xwb.
• Rau cov kev qhia tshwj xeeb, suav nrog kev ntsuas siab tshaj plaws, siab tshaj plaws ntws, thiab lwm yam. thov mus saib cov ntaub ntawv PVM Technical Information thiab Technical Catalog.
• Danfoss tsis lees txais lub luag haujlwm rau kev siv lub twj tso kua mis hauv kev ua haujlwm tsis raug tso cai raws li cov ntaub ntawv qhia hauv daim ntawv no thiab cov ntaub ntawv PVM Technical Information.
• Kev pleev xim los yog txheej tuaj yeem yog hluav taws xob hluav taws xob yog tias siv lub thickness ntau dua 200 µm. Lub thickness ntawm daim duab ntawm thawj DPS xim yog tsawg dua 200 µm.
• Yog tias tus neeg siv khoom xaiv ntxiv ib txheej xim, tag nrho cov txheej thickness tsis tuaj yeem tshaj 200 µm.
• Cov twj tso kua mis tau pom zoo tsuas yog rau kev siv kom raug thiab tsim nyog raws li lawv lub hom phiaj, hauv cov txheej txheem kev lag luam.
• Contravention ntawm tej yam kev mob no voids tej warranty claims thiab tej lub luag hauj lwm ntawm ib feem ntawm cov chaw tsim tshuaj paus.

T-codes thiab qhov kub siab tshaj plaws saum npoo

Gaseous Environment (G) Table 1: Cov chav kawm kub ntawm qhov siab tshaj plaws Ambient thiab roj kub

Qhov siab tshaj plaws Roj Kub (ntawm Inlet)	Max. Ambient Kub
	≤ 40 °C ≤ 104 ° F	≤ 60 °C ≤ 140 ° F
≤ 20 ° C [68 ° F]	T4	T4
≤ 40 ° C [104 ° F]	T4	T4
≤ 60 ° C [140 ° F]	T4	T4
≤ 80 ° C [176 ° F]	T4	T3

Table 2: T-codes nrog qhov kub siab tshaj plaws saum npoo

T-Code / Kub Chav kawm	Qhov siab tshaj plaws Nto Kub
	°C	° F
T3	200	392
T4	135	275

• Txhawm rau kom ntseeg tau tias qhov kub thiab txias ntawm qhov chaw yuav tsis pub tshaj tus nqi tso cai raws li cov chav kawm siv kub, nws raug nquahu kom xa cov ntsuas kub kom haum rau cov twj tso kua mis hauv thaj chaw pom ntawm ib qho chaw nruab nrab ntawm sab hauv qab ntawm lub twj tso kua mis.

Roj Hom / Cov kua dej ua haujlwm

• Hauv lub tshuab hydraulic, txoj haujlwm tseem ceeb tshaj plaws ntawm cov roj yog hloov lub zog. Nyob rau tib lub sijhawm, cov roj yuav tsum lubricate txav qhov chaw hauv hydraulic Cheebtsam, tiv thaiv lawv los ntawm corrosion, thiab thauj cov av thiab cua sov tawm ntawm qhov system.
• Txhawm rau kom ntseeg tau tias cov khoom siv hydraulic ua haujlwm yam tsis muaj teeb meem thiab muaj lub neej ua haujlwm ntev, nws yog qhov tseem ceeb heev uas yuav tsum xaiv cov roj zoo nrog cov khoom tsim nyog.
• Kev ntsuam xyuas thiab cov ntaub ntawv kev ua tau zoo yog nyob ntawm kev ua haujlwm nrog cov kua dej hydraulic uas muaj oxidation, xeb, thiab ua npuas ncauj inhibitors. Cov kua dej no yuav tsum muaj cov thermal thiab hydrolytic stability zoo los tiv thaiv kev hnav, yaig, thiab corrosion ntawm cov twj tso kua mis.
• Ceeb Toom Nws yog qhov yuav tsum tau siv cov roj uas nws qhov kub hnyiab yog tsawg kawg yog 50K siab tshaj qhov kub siab tshaj plaws ntawm lub twj tso kua mis.
• Qhov siab tshaj plaws saum npoo kub rau Pab Pawg IIG tuaj yeem pom nyob rau hauv Table 2: T-Code nrog rau qhov kub siab tshaj plaws saum npoo.

Fluid Viscosity thiab Kub rau ATEX / UKEX PVM Table 3: Cov kua dej viscosity thiab ntsuas kub ntawm PVM ATEX / UKEX units

Nta		Cov ntaub ntawv
viscosity	Yam tsawg kawg nkaus 1)	10 mm² / s [90 SUS]
	Pom zoo Range	16 - 40 mm² / s [83 - 187 SUS]
	Maximum (Cold Start) 2)	1000 mm² / s [4550 SUS]
Inlet Kub	Yam tsawg kawg nkaus (Cold Start) 2)	-28 ° C [-18 ° C]
	Qhov siab tshaj plaws	80 ° C [176 ° F]
	Qhov siab tshaj plaws 1)	104 ° C 3) [219 ° F] 3)

1. Intermittent = Lub sij hawm luv t < 3 min rau qhov xwm txheej.
2. Txias pib = Lub sij hawm luv t < 3 min; p ≥ 50 bar; n ≤ 1000 min-1 (rpm); thov hu rau Danfoss Power Solutions tshwj xeeb tshaj yog thaum kub qis dua -25 ° C [-13 ° F].
3. Yuav tsum tsis txhob tshaj hauv zos ib qho (xws li hauv cheeb tsam bearing). Qhov ntsuas kub hauv cheeb tsam bearing yog (nyob ntawm qhov siab thiab ceev) txog li 5 ° C [41 ° F] siab dua qhov nruab nrab qhov ntsuas kub.

• Tshaj qhov kub siab tshaj plaws saum npoo yog tsis muaj plua plav tso rau ntawm cov khoom. Qhov muaj peev xwm rwb thaiv tsev ntawm cov plua plav txheej ntawm qhov chaw yuav tsum tau coj mus rau hauv tus account los ntawm cov npoo kev nyab xeeb mus rau qhov tsawg kawg nkaus ignition kub ntawm cov plua plav cuam tshuam.
• Txog li 5 hli [1.97 nyob rau hauv] txheej thickness cov npoo kev nyab xeeb yog 75 ° C [167 ° F]. Yog xav paub ntxiv thov mus saib IEC 60079-14.
• Ceeb toom Qhov ntsuas kub ua haujlwm saum toj no (ambient thiab roj) ntawm lub twj tso kua mis yuav tsum tau lees paub los ntawm tus neeg siv kawg.

Ambient Kub

• Qhov siab tshaj plaws ambient kub nyob ntawm chav kawm tiv thaiv xav tau. Xa mus rau Table 1: Cov chav ntsuas kub ntawm qhov siab tshaj plaws Ambient thiab Roj Kub ntawm nplooj 7.
• Feem ntau, ambient kub yuav tsum nyob nruab nrab ntawm -30 ° C [-22 ° F] thiab + 60 ° C [140 ° F] kom ntseeg tau tias lub foob foob khaws nws lub peev xwm sealing.

Roj kub

• Cov roj kub siab tshaj plaws nyob ntawm cov chav kawm tiv thaiv uas xav tau. Xa mus rau Table 1: Cov chav ntsuas kub ntawm qhov siab tshaj plaws Ambient thiab roj kub nyob rau nplooj 7.
• Nyob rau hauv ib txwm ua haujlwm, nws raug nquahu kom khaws qhov kub ntawm 30 ° C
• [86 ° F] mus rau 60 ° C [140 ° F] kom ua tiav qhov kev cia siab ntawm chav nyob

viscosity

• Khaws cov kua viscosity nyob rau hauv qhov kev pom zoo kom ua tau zoo tshaj plaws thiab kev coj tus kheej lub neej.
• Qhov tsawg kawg nkaus viscosity yuav tsum tsuas yog tshwm sim thaum lub sijhawm luv luv ntawm qhov kub siab tshaj plaws nyob ib puag ncig thiab kev ua haujlwm hnyav.
• Qhov siab tshaj plaws viscosity yuav tsum tsuas yog tshwm sim thaum pib txias. Txwv ceev kom txog thaum lub kaw lus sov so.
• Saib Table 3: Fluid Viscosity and Temperature Rating of PVM ATEX/UKEX Units on page 8 for viscosity rating and limits.
• Peb pom zoo kom siv cov roj hom uas muaj viscosity ntawm 16 - 40 mm² / s [83 - 187 SUS] ntawm qhov tseeb ua haujlwm kub.
• Lim  Nws yog ib qho tsim nyog yuav tsum ua kom muaj kev sib kis ntawm cov roj ntawm ib qho kev lees paub kom ntseeg tau tias tsis muaj teeb meem kev ua haujlwm.
• Kev pom zoo siab tshaj plaws ntawm kev sib kis hauv cov tshuab hauv cov twj hydraulic yog 20/18/13 (ISO 4406-1999).
• Cov ntaub ntawv ntxiv tuaj yeem pom nyob rau hauv lub twj tso kua mis technical catalog.

Installation, kev khiav hauj lwm thiab tu

Installation, Commissioning, thiab General Operation of ATEX / UKEX PVM Pumps

• Thaum sib sau ua ke lub twj tso kua mis hauv lub tshuab / lub cev nws yog tus tsim lub luag haujlwm uas cov khoom siv ua raws li ATEX cov lus qhia lossis UKEX cov cuab yeej tswj hwm thiab cov khoom siv tau sib sau ua ke thiab khiav raws li cov ntaub ntawv ua haujlwm / tsim pom hauv cov ntaub ntawv cov ntaub ntawv thiab cov lus qhia.
• Tsuas yog siv lub twj tso kua mis raws li qhov yuav tsum tau ua los ntawm kev tiv thaiv tawg uas pom ntawm daim ntawv teev npe.

Nco ntsoov xyuas kom meej tias cov hauv qab no raug tswj xyuas:

• Cov xwm txheej ambient teev nyob rau hauv phau ntawv no yog khaws cia.
• Lub twj tso kua mis tsuas yog ua haujlwm nrog lub tsev nyob ruaj khov, tsis qhib, thiab tsis muaj kev puas tsuaj.
• Lub twj tso kua mis yuav tsum tau muab ntsia rau ib qho kev qhia tshwj xeeb raws li tau teev tseg hauv lub twj tso kua mis catalog. Lub twj tso kua mis yuav tsum tau mounted nyob rau hauv xws li ib txoj kev uas cov ntaub ntawv qhov chaw nres nkoj yog nyob rau sab saum toj ntawm lub twj tso kua mis.
• Cov txheej txheem txhawb nqa, chassis, lossis cov qauv ntawm cov cuab yeej uas muaj lub twj tso kua mis yuav tsum tau tsim los ntawm cov khoom siv hluav taws xob thiab yuav tsum tau npaj kom muab txoj hauv kev tawm mus rau hauv av (hauv av) rau txhua qhov hluav taws xob zoo li qub uas tshwm sim ntawm lub twj tso kua mis.
• Yog tias qhov no tsis tuaj yeem ua tau, yuav tsum tau txuas nrog cov xaim hauv av rau lub twj tso kua mis. Tham Danfoss rau cov lus pom zoo ntawm kev tso kawm txuas.
• Lub twj tso kua mis tau pom zoo rau kev ua haujlwm nrog cov dej hydraulic xaiv.
• Nws yog qhov yuav tsum tau siv cov roj uas nws qhov kub hnyiab tau tsawg kawg yog 50K siab tshaj qhov kub siab tshaj plaws ntawm lub twj tso kua mis raws li qhov ntsuas kub (T4, T3…).
• Cov kua dej hydraulic yuav tsum tau lim kom huv si tau teev tseg saum toj no.
• Txhua yam khoom siv tau nruab rau ntawm lub twj tso kua mis yog ATEX / UKEX tau teev tseg thiab tau raug teeb tsa raws li ATEX / UKEX cov cai.
• Tsis muaj creeping hlau ntsiab sab nraud rau lub twj tso kua mis.
• Tsis muaj cov khoom yas uas tuaj yeem khaws cov electrostatic, lossis lawv tau thaiv.
• Lub inlet thiab cov ntaub ntawv ntws roj thiab ambient kub yog saib xyuas kom tsis pub tshaj qhov siab tshaj plaws tso cai rau cov qeb thiab kub chav kawm ntawv ntawm lub koom haum cheeb tsam. Lub kaw lus yuav tsum kaw yog tias cov ntaub ntawv ntws cov roj kub siab tshaj 118 ° C [245 ° F] los yog inlet kub tshaj qhov txwv tau teev nyob rau hauv phau ntawv no.
• Lub twj tso kua mis tsuas yog ua haujlwm thaum ua tiav tag nrho thiab ntim cov roj. Lub tswb ntsuas roj active yuav tsum tau siv. Lub kaw lus yuav tsum muaj kev nyab xeeb kaw thaum muaj kev ceeb toom roj tsawg.
• Lub twj tso kua mis yuav tsum tau tiv thaiv overloading thiab over-speeding siv cov kev ntsuas tsim nyog. Qhov no suav nrog kev teeb tsa lub siab nyem li qub txhawm rau tiv thaiv lub twj tso kua mis kom dhau qhov siab tshaj plaws tso cai raws li muab los ntawm phau ntawv teev npe.
• Rau cov ntawv thov uas khiav lub twj tso kua mis rau ncua sij hawm (> 3 min) ntawm "high-pressure - low flow" (xws li lub siab them nyiaj stand-by) cov xwm txheej tsis tuaj yeem zam tau, nws raug nquahu kom nruab cov ntaub ntawv flushing. Tham nrog Danfoss tus neeg sawv cev rau cov lus qhia.
• Tsim cov flange sib dhos ntawm lub tshuab / qhov system qhov twg lub twj tso kua mis yuav tsum tau teeb tsa: qhov cuam tshuam ntawm qhov chaw yuav tsum ua kom zoo kawg nkaus, de-greased, thiab tsis deforming.
• Kev sib txuas thiab kev tiv thaiv cov ntsiab lus yuav tsum ua kom tau raws li cov khoom siv uas cuam tshuam rau cov kev cai ATEX / UKEX (xws li zam magnesium, titanium, thiab zirconium)
• Nws yog ib qho tsim nyog los xyuas kom meej qhov kev sib raug zoo ntawm tus thawj mover (xws li lub cav / e-motor) tso zis ncej thiab lub twj tso kua mis - qhov haum ntawm lub twj tso kua mis ncej thiab prime mover ncej yuav tsum raug tua kom tsis muaj radial lossis axial pre-load yog generated. - Cov khoom ntxiv no txo ​​cov bearings xav tau lub neej thiab tuaj yeem ua kom muaj cua sov.

Cov txheej txheem pib

• Lub hom phiaj ntawm ntu no yog qhia txog cov txheej txheem tsim nyog los ua lub twj tso kua mis pib.

Pre-Start-Up Controls rau PVM Pump

• Ua ntej ua thawj lub twj tso kua mis pib, cov ntsiab lus hauv qab no yuav tsum tau kuaj xyuas.
• Hydraulic Cheebtsam yuav tsum tau ntsia raws li lawv cov lus qhia.

1. Txhawm rau kom tsis txhob muaj kev sib kis, cov yas ntsaws rau hauv cov chaw sib txuas yuav tsum tsis txhob raug tshem tawm kom txog thaum ua ntej kev sib txuas. Txhua qhov kev sib txuas inlet yuav tsum nruj kom tsis txhob muaj cua nkag.
2. Xaiv cov kua dej hydraulic raws li teev nyob rau hauv cov khoom catalog.
3. Xyuas kom lub reservoir thiab Circuit Court yog huv si thiab tsis muaj av / khib nyiab ua ntej sau nrog hydraulic kua. Sau lub reservoir nrog cov roj lim mus rau theem txaus los tiv thaiv vortexing ntawm qhov txuas txuas mus rau lub twj tso kua mis. (Nws yog ib qho kev xyaum zoo los ntxuav lub cev los ntawm kev yaug thiab lim siv lub twj tso kua mis sab nraud ua ntej pib ua ntej)
4. Xyuas kom lub twj tso kua mis hydraulic sib txuas tso cai rau lub twj tso kua mis tig mus rau qhov xav tau. Rau cov twj tso kua mis nrog cov kev taw qhia ntawm kev sib hloov:
   • Cov duab qhia dav dav pom (ntawm no PVM131/141 sab-ported)
5. Xyuas kom tag nrho kev sib cuag ntawm lub twj tso kua mis mounting flange thiab prime mover.
   • Tsis txhob nias lub twj tso kua mis rau hauv qhov chaw los ntawm kev zawm cov bolts.
   • Zam cov ntaub ntawv tsis zoo, piv txwv liample, twine thiab Teflon, ntawm threaded unions.
   • Tsuas yog siv cov ntsaws ruaj ruaj, xws li O-rings, thiab steel washers.
6. Nco ntsoov tias tag nrho cov couplings yog nruj nruj kom tiv thaiv kom tsis txhob yaig.
   • Tsis txhob siv lub zog ntau dua li qhov siab tshaj plaws uas tau muab rau hauv cov lus qhia.
7. Ua ntej lub twj tso kua mis pib, sau cov ntaub ntawv los ntawm qhov chaw nres nkoj saum toj kawg nkaus nrog cov kua dej hydraulic ntawm hom siv. Cov ntaub ntawv ntws kab yuav tsum tau txuas ncaj qha mus rau lub reservoir thiab yuav tsum tau txiav tawm hauv qab cov roj theem.
8. Xyuas kom paub tseeb tias cov purity ntawm cov roj yog ntau tshaj 20/18/13 (ISO 4406-1999) thiab ib txwm siv lub lim thaum ntxiv cov txheej txheem.

Ceeb toom Cov twj tso kua mis yuav tsum tau ntim cov kua ua ntej txhua daim ntawv thov

Thawj Pib-Up

1. Xyuas kom lub reservoir thiab twj tso kua mis vaj tsev muaj cov kua dej thiab cov kab inlet thiab qhov hluav taws xob qhib thiab tsis muaj kev cuam tshuam.
2. Pib lub prime mover ntawm qhov txo qis. Thaum lub twj tso kua mis pib nws yuav tsum prime li ob peb feeb. Yog hais tias lub twj tso kua mis tsis zoo, xyuas kom paub tseeb tias tsis muaj kev txwv ntawm lub reservoir thiab inlet mus rau lub twj tso kua mis, lub twj tso kua mis yog tig mus rau hauv txoj kev kom raug, thiab tsis muaj cua nkag rau hauv cov kab inlet thiab kev sib txuas. . Tsis tas li ntawd, xyuas kom paub tseeb tias cov cua ntxiab tuaj yeem khiav tawm ntawm lub twj tso kua mis.
3. Tom qab lub twj tso kua mis yog primed, ua hauj lwm rau tsib mus rau kaum feeb (unloaded) kom tshem tawm tag nrho cov ntxiab cua ntawm lub Circuit Court.
   Yog hais tias lub reservoir muaj qhov ntsuas pom, xyuas kom cov kua dej ntshiab - tsis yog mis nyuj.
4. Txhawm rau ua kom lub twj tso kua mis zoo tshaj plaws, khiav lub twj tso kua mis rau kwv yees li ib teev ntawm 30% ntawm cov ntsuas siab thiab ceev ua ntej khiav ntawm tag nrho cov load.
   Thaum khiav kom paub tseeb tias lub twj tso kua mis thiab roj kub thiab suab nrov qis txaus. Kev kub siab lossis suab nrov yuav yog cov tsos mob ntawm kev ua haujlwm tsis tau pom dua uas yuav tsum tau txheeb xyuas thiab tshem tawm.
5. Txheeb xyuas qhov system xau thiab xyuas kom tseeb tias qhov system ua haujlwm txaus siab.
6. Txhawm rau kom ntseeg tau tias kev sib kis hauv lub tshuab hydraulic tsis ua rau lub twj tso kua mis puas; Cov txheej txheem hauv qab no raug pom zoo tom qab lub sijhawm ua haujlwm luv luv:
   • a. Tom qab lub sijhawm luv luv hauv kev ua haujlwm, muaj cov kua dej hydraulic tshuaj ntsuam xyuas rau qib kev huv uas xav tau.
   • b. Hloov cov roj lim los yog hloov cov kua dej hydraulic yog tias qhov yuav tsum tau ua kom huv si tsis ncav cuag.

Kev kuaj xyuas ua haujlwm

• Cov khoom yog ib feem uas yuav tsum tsis muaj kev teeb tsa lossis kev hloov pauv thaum lub sijhawm ua haujlwm.
• Lub tshuab / system chaw tsim khoom yog lub luag haujlwm rau kev npaj tsim nyog ntawm hydraulic system thiab nws cov tswj.
• Danfoss pom zoo cov kev sim tsis tu ncua rau kev ua haujlwm zoo ntawm lub twj tso kua mis.

1. Txuas ntxiv txheeb xyuas tias qhov ntsuas kub ntawm qhov ambient thiab cov roj khiav haujlwm yog qhov pib txiav txim siab.
2. Tsis txhob muab cov twj tso kua mis rau lub siab, siab poob los yog ceev tshaj qhov siab tshaj qhov tseem ceeb teev nyob rau hauv cov catalogs tsim nyog.
3. Lim cov roj kom tswj tau qib kev sib kis ntawm 20/18/13 (ISO 4406-1999) lossis zoo dua.

Kev tu

Ceeb toom

• Yog tias kev saib xyuas yuav tsum tau ua nyob rau hauv qhov chaw tawg thiab muaj kev phom sij, yuav tsum siv cov cuab yeej tiv thaiv kev nyab xeeb.
• Kev saib xyuas kev ntsuas cuam tshuam nrog kev sib cais lossis qhib lub twj tso kua mis yuav tsum tsuas yog ua nyob rau hauv qhov chaw tsis muaj hluav taws xob tawg.
• Ua ntej loosening ib qho kev sib txuas ntawm hydraulic system, xyuas kom meej tias qhov seem seem tau raug tshem tawm ntawm qhov system.
• Nrog cov tshuab hydraulic, lub ntsiab tseem ceeb rau kev ntseeg tau thiab kev ua haujlwm lub neej yog kev saib xyuas zoo heev.
• Tsis tu ncua xyuas lub kaw lus kom pom qhov muaj cov pa tawm thiab cov roj qib. Cov cuab yeej siv yuav tsum tau ua haujlwm tsis tu ncua thiab ntxuav hauv qhov chaw tawg. Cov ntu ntu tau teev tseg los ntawm tus neeg teb xov tooj ntawm qhov chaw raws li kev cuam tshuam ib puag ncig uas cov cuab yeej raug nthuav tawm.
• Thaum lub sijhawm ua haujlwm ntawm lub kaw lus, nws yog ib qho tsim nyog yuav tsum tsis tu ncua kom paub tseeb tias qhov kub thiab txias ntawm lub ambient thiab cov roj khiav haujlwm yog cov pib txiav txim siab. Ntxiv thiab hloov cov roj, cov roj, thiab cov lim cua raws li tau teev tseg hauv cov lus qhia.
• Tsis tu ncua xyuas cov roj - viscosity, oxidation, pom theem, thiab lwm yam:
• viscosity Xyuas kom tseeb tias qib viscosity yog nyob rau hauv qhov pom zoo qhov tseem ceeb raws li qhia hauv
• Table 3: Cov kua dej viscosity thiab ntsuas kub ntawm PVM ATEX / UKEX units.
• Oxidation Mineral roj tau oxidized proportionally rau qhov kev siv degree thiab kev khiav hauj lwm kub. Cov oxidation ntawm cov roj yog tshwm sim vim nws hloov xim, tsis hnov ​​tsw phem, thiab acidity nce, thiab vim yog lub cim ntawm sludge nyob rau hauv lub tank.
• Yog tias pom cov tsos mob ntawm hom no, cov roj system yuav tsum tau hloov tam sim ntawd.
• Dej muaj nyob Qhov muaj dej hauv cov roj tuaj yeem txiav txim siab los ntawm kev noj cov roj samples los ntawm lub txaj ntawm lub tank roj: roj ntab ntawm dej, yog tias tam sim no, dej nyhav nyob ntawm lub tank lub txaj. Yog tias nws pom tau raug txiav txim siab, dej yuav tsum tau purged tsis tu ncua.
• Lub xub ntiag ntawm cov dej nyob rau hauv lub hydraulic system tuaj yeem ua rau lub twj tso kua mis puas.
• Qib ntawm kev sib kis Kev sib kis ntawm cov roj ua haujlwm siab ua rau hnyav hnyav ntawm tag nrho cov khoom siv hydraulic: vim li no, qhov ua rau muaj kev sib kis yuav tsum raug txheeb xyuas thiab tshem tawm.
• Txhawm rau kom tsis txhob sib xyaw ntawm cov roj sib txawv, thaum hloov cov dej ua haujlwm. Nws yog ib qho tsim nyog yuav tsum tau ntim tag nrho cov tshuab thiab cov kav dej, ntxuav lawv kom zoo, thiab ntxuav lub tank.

Pom zoo xyuas cov haujlwm

Kev ua si	Pom kev Tshawb xyuas1) Txhua hli	Kaw-Up Tshawb xyuas1) Txhua 6 Lub hli or 4000 hnu	Paub meej Tshawb xyuas1) Txhua 12 Lub hli or 8000 hnu
Pom pom lub twj tso kua mis rau cov xau, thiab tshem tawm cov plua plav / av / khib nyiab pov tseg			N/A
Txheeb xyuas qhov ntsuas kub sab nraud ntawm lub twj tso kua mis siv cov cuab yeej ntsuas tsim nyog kom ntseeg tau tias nws qis dua 125 ° C [257 ° F] thaum lub twj tso kua mis ua haujlwm ntawm kev txiav tawm.		2)	N/A

1. Cov ntsiab lus txhais raws li IEC 60079-17
2. Tsis tsim nyog yog saib xyuas los ntawm qhov pom zoo qhov kub thiab txias sensor

Kev Pabcuam thiab Kho

• Tsuas yog Chaw Pabcuam Tso Cai lossis Danfoss Technicians tuaj yeem ua kev kho kho tau teev tseg hauv Phau Ntawv Qhia Kev Pabcuam.
• Lub twj tso kua mis yuav tsum tau kho dua lossis hloov ua ntej mus txog qhov kev cia siab ua haujlwm raws li tau teev tseg hauv cov khoom catalog. Yog xav paub ntxiv thov hu rau Danfoss Technical Support.
• Cov twj tso kua mis tsuas yog hloov tau los ntawm qhov tseem ceeb ntawm Danfoss cov kev pabcuam uas tau pom zoo siv rau hauv cov huab cua tawg. Qhov no kuj tseem siv tau rau cov roj nplua nyeem thiab cov khoom siv siv.
• Yog tias xav tau kev pabcuam lossis kho kev cuam tshuam ntawm lub twj tso kua mis, nws yuav tsum tau ua raws li cov ntaub ntawv qhia hauv phau ntawv qhia kev pabcuam hauv qab no.
• Phau Ntawv Qhia Kev Pabcuam suav nrog cov npe khoom seem thiab cov ntaub ntawv hais txog yuav ua li cas dismantling thiab assembling lub twj tso kua mis ua tiav.
• Saib PVM Piston Pumps Service Manual; Tus lej xov tooj: AX445454003735en-000101

Kev Tiv Thaiv Kev Nyab Xeeb

• Ib txwm xav txog kev tiv thaiv kev nyab xeeb ua ntej pib txheej txheem kev pabcuam. Tiv thaiv koj tus kheej thiab lwm tus los ntawm kev raug mob. Ua raws li cov lus qhia dav dav hauv qab no thaum twg kev pabcuam hydraulic.

Cov cuab yeej ceeb toom

• Nws yog qhov yuav tsum tau siv cov cuab yeej tiv thaiv kev nyab xeeb yog tias qhov kev pabcuam / kho yuav tsum tau ua nyob rau hauv qhov chaw muaj kev phom sij.

Tig los ntawm Kev Ceeb Toom Sab Nraud

• Tsis txhob cuam tshuam rau cov khoom siv aluminium nameplate kom tshem tawm qhov kev pheej hmoo ntawm thermal sparks. Tsuas yog siv tau yog tias siv lub npe aluminium.

Tsis xav tshuab txav ceeb toom

• Kev tsis xav txav ntawm lub tshuab lossis lub tshuab yuav ua rau raug mob rau cov kws kho mob lossis cov neeg sawv cev.
• Txhawm rau tiv thaiv kev txav mus los yam tsis xav tau, ua kom lub tshuab ruaj ntseg lossis cuam tshuam / txiav tawm lub tshuab thaum ua haujlwm. Ua raws li cov chaw tsim khoom cov lus qhia rau kev ruaj ntseg lub tshuab.

Kev Ceeb Toom Txog Kev Nyab Xeeb Tus Kheej

• Tiv thaiv koj tus kheej los ntawm kev raug mob. Siv cov cuab yeej kev nyab xeeb kom raug, suav nrog tsom iav kev nyab xeeb, txhua lub sijhawm.

Kub Nplaum ceeb toom

• Lub twj tso kua mis saum npoo kub tuaj yeem tshaj 70 ° C [158 ° F] thaum lub sijhawm ua haujlwm thiab tom qab lub zog poob.
• Kev ceev faj yuav tsum tau coj los tiv thaiv kev sib chwv ntawm daim tawv nqaij.

Flammable Cleaning Solvents Ceeb toom

• Qee cov kuab tshuaj ntxuav yog nplaim taws. Txhawm rau kom tsis txhob muaj hluav taws kub, tsis txhob siv cov kuab tshuaj ntxuav hauv qhov chaw uas muaj qhov hluav taws kub

Ua kua hauv qab Ceeb toom

• Kev khiav tawm ntawm cov kua dej hauv qab lub siab tuaj yeem muaj lub zog txaus los nkag rau koj cov tawv nqaij ua rau raug mob hnyav thiab / lossis kab mob. Cov kua dej no kuj tseem kub txaus ua rau kub hnyiab. Siv ceev faj thaum cuam tshuam nrog hydraulic kua hauv qab siab.
• Tshem lub siab hauv qhov system ua ntej tshem cov hoses, fittings, gauges, lossis cov khoom siv. Tsis txhob siv koj txhais tes los yog lwm yam hauv lub cev los kuaj xyuas cov dej xau hauv cov kab uas muaj zog. Nrhiav kev kho mob tam sim yog tias koj raug txiav los ntawm cov kua dej hydraulic.

Cov khoom peb muab:

• Cartridge li qub
• DCV directional tswj li qub
• Hluav taws xob converters
• Cov tshuab hluav taws xob
• Hluav taws xob cov motors
• Iav motors
• iav twj tso kua mis
• Hydraulic integrated circuits (HICs)
• Hydrostatic motors
• Hydrostatic twj tso kua mis
• Orbital motors
• PLUS + 1® controllers
• PLUS+1® zaub
• PLUS + 1® joysticks thiab pedals
• PLUS + 1® tus neeg teb xov tooj interfaces
• PLUS + 1® sensors
• PLUS+1® software
• PLUS+1® software pabcuam, txhawb nqa, thiab kev cob qhia
• Txoj hauj lwm tswj thiab sensors
• PVG proportional li qub
• Steering Cheebtsam thiab systems
• Telematics
• Yav dhau los Eaton Hydraulic Khoom
• Hydro-Gear www.hydro-gear.com
• Daikin-Sauer-Danfoss www.daikin-sauerdanfoss.com
• Danfoss Power Solutions yog lub chaw tsim khoom thoob ntiaj teb thiab cov khoom lag luam ntawm cov khoom siv hydraulic thiab hluav taws xob zoo.
• Peb tshwj xeeb hauv kev muab cov thev naus laus zis thev naus laus zis thiab cov kev daws teeb meem uas ua tau zoo hauv kev ua haujlwm hnyav ntawm kev ua lag luam mobile off-highway nrog rau cov tshuab kev lag luam thiab marine sector.
• Tsim los ntawm peb cov kws tshaj lij daim ntawv thov, peb ua haujlwm nrog koj los xyuas kom meej qhov ua tau zoo tshaj plaws rau ntau yam kev siv.
• Peb pab koj thiab lwm tus neeg siv khoom thoob ntiaj teb ua kom lub zog txhim kho, txo cov nqi, thiab nqa tsheb thiab nkoj mus rau kev lag luam sai dua.
• Mus rau www.danfoss.com rau cov ntaub ntawv khoom ntxiv.
• Peb muab koj cov kws tshaj lij thoob ntiaj teb kev txhawb nqa los ua kom ntseeg tau cov kev daws teeb meem zoo tshaj plaws rau kev ua tau zoo.
• Nrog rau kev sib koom ua ke ntawm Kev Pabcuam Ntiaj Teb Kev Koom Tes, peb kuj muab koj nrog kev pabcuam thoob ntiaj teb rau txhua yam ntawm peb cov khoom.
• Vickers los ntawm Danfoss: Ib qho ntawm cov kev paub dhau los thiab hwm lub npe hauv hydraulics,
• Vickers® tau dhau los ua ib feem ntawm Danfoss xyoo 2021. Niaj hnub no, Vickers los ntawm Danfoss muaj cov ntaub ntawv qhia txog kev lag luam uas muaj pov thawj muaj zog thiab cov khoom siv tswj kev txav thiab cov tshuab, tsim kom muaj kev ntseeg siab txawm tias nyob rau hauv cov xwm txheej hnyav tshaj plaws.
• Yog xav paub ntxiv thiab Vickers los ntawm Danfoss portfolio, mus saib https://www.danfoss.com/VickersIndustrial
• Danfoss Power Solutions – koj tus khub muaj zog tshaj plaws hauv hydraulics thiab hluav taws xob.

Chaw nyob hauv zos:

• Danfoss Power Solutions ApS Nordborgvej 81
• DK-6430 Nordborg, Tebchaws Denmark
• Xov tooj: +45 7488 2222
• Danfoss Power Solutions
• (US) Company
• 2800 East 13th Street
• Ames, IA 50010, USA
• Xov tooj: +1 515 239 6000
• Danfoss Power Solutions II
• GmbH
• Dr. Reckeweg Strasse 1
• 76532 Baden-Baden Xov tooj: +49 (0) 7221 682 233
• Hu rau: info@danfoss.com ib
• Kev them nyiaj yug: industrialpumpsmotorsupport@danfoss.com
• Danfoss tuaj yeem lees txais tsis muaj lub luag haujlwm rau qhov ua yuam kev hauv cov ntawv teev npe, daim ntawv qhia, thiab lwm yam khoom luam tawm. Danfoss tseg txoj cai los hloov nws cov khoom yam tsis muaj ntawv ceeb toom. Qhov no kuj tseem siv tau rau cov khoom lag luam uas twb tau txiav txim lawm tias qhov kev hloov pauv no tuaj yeem ua yam tsis muaj kev hloov pauv raws li qhov tsim nyog hauv cov lus qhia tshwj xeeb uas tau pom zoo. Tag nrho cov cim lag luam hauv cov khoom siv no yog cov cuab yeej ntawm cov tuam txhab uas muag. Danfoss thiab Danfoss logotype yog cov cim lag luam ntawm Danfoss A / S. Txhua txoj cai.

Cov ntaub ntawv / Cov ntaub ntawv

Danfoss PVM Variable Displacement Piston Pump [ua pdf] Tus neeg siv phau ntawv PVM Variable Displacement Piston Pump, Hloov Pauv Hloov Piston Pump, Hloov Piston Pump, Piston Pump, Twj

Cov ntaub ntawv

• Cov neeg siv phau ntawv