Valavu ya hydraulic solenoid 7200001740 LG958L LG968 wheel loader 4WG200 kufala solenoid vavu 24V 12V 242137A1 0501313375 0260120025 0260120013 3501313 35013 35019
Kanema
Mafotokozedwe Akatundu
Oyenera Magawo a Liugong.
100% zatsopano komanso zabwino.
Ubwino:
1. Mtengo wopikisana.
2.Ubwino wapamwamba wotsimikizika: chaka chimodzi.(OEM & ODM)
3.Specializing mu zigawo injini kwa zaka zoposa 20.
4.OEM kapena phukusi lamtundu monga momwe mukufunira.
5.Sungani nthawi yanu, sungani Ndalama zanu.
6.One amasiya njira kwa mbali injini.
Main Products
Perekani XCMG Parts, Caterpillar Parts, Perkins Parts, Weichai Deutz Parts, Doosan Parts, John Deere Parts, Kobelco Parts, SDLG Parts, Yuchai Parts, Shantui Parts, ena akhoza kukhala ndi zopangidwa otchuka monga Doosan, Sany, KOMATSU, HITACHI, KOBELCO , LIUGONG, XCMG, Deutz, etc.
Zolemba zofunika
★ Poyang'ana mlingo wa mafuta otumizira, injini iyenera kuthamanga mofulumira (pafupifupi 1000 / min), ndipo kutentha kwa mafuta kuyenera kukhala pa kutentha kwabwino.
★ Kutentha kwamafuta kukakhala 40 ℃, mulingo wamafuta uyenera kukhala pakati pa mzere wapakati ndi mzere wapansi wa sikelo yamafuta.
★ Kutentha kwamafuta kukakhala 80 ℃, mulingo wamafuta uyenera kukhala pakati pa mzere wapakati ndi mzere wapamwamba wa sikelo yamafuta.
Zindikirani: Injini ikasiya kugwira ntchito, kuchuluka kwamafuta otumizira kumakwera, ndipo kuwonjezeka kumagwirizana ndi momwe amayikitsira!
★ Tsatirani mosamalitsa zofunikira kuti musinthe mafuta otumizira ndikusefa pafupipafupi.
★Onetsetsani kuti control handle mulibe neutral musanayambe injini.
★Masuleni mabuleki oimika magalimoto nthawi iliyonse musanayendetse (kumasula mabuleki)
★Injini ndi gearbox zimayikidwa kapena kupatukana.Pamene gearbox ikufunika kukwezedwa, chosinthira ma torque chiyenera kupewedwa kuti chisagwe.
★Mukayimitsa, onetsetsani kuti chogwiriracho sichikulowerera.
★ Dalaivala asanachoke mgalimoto, gwiritsani ntchito poyimitsa kuti muwonetsetse chitetezo.
★ Kuthamanga kwa ngolo ndikoletsedwa kwambiri kupitirira 10Km / h, ndipo mtunda wa ngolo ndi woletsedwa kwambiri kupitirira 10Km (akasupe opanda thandizo).
★Kutentha kwamafuta okhazikika mu 80-110 ℃, pansi pa katundu wolemetsa, kulola nthawi yochepa kukwera mpaka 120 ℃
★ Samalani kwambiri kuwongolera kwamafuta a gearbox.Pogwiritsidwa ntchito, bokosi la gear likapezeka kuti lili ndi zochitika zachilendo, liyenera kuyimitsidwa kuti liwunikenso.
Zindikirani: Galimotoyo ikakhala ndi vuto ndipo ikufunika kukonzedwa ndi kuwotcherera, pulagi yamagetsi pa EST kompyuta controller iyenera kumasulidwa (kudula dera kwa woyang'anira makompyuta), apo ayi wolamulira makompyuta akhoza kutenthedwa ndi kugwedezeka kwa magetsi. kuwotcherera.
Za Chinthu Ichi
Kutumiza kwa 4WG200 Kusamalira ndi kukonza mfundo zamapangidwe ndikusintha valavu ya solenoid
https://flyingbull.en.alibaba.com
https://www.alibaba.com/product-detail/4WG200-Transmission-Solenoid-Valve-7200001740-0501313375_1600201425441.html?spm=a2747.manage.0.0.37aiX1Ed2III
ZF 4WG200 power shift gearbox imakhala ndi chosinthira ma torque komanso cholumikizira chokhazikika chokhala ndi ma multi-disc friction clutch.Ili ndi kusankha kwa 3, 4, 5 kapena 6 magiya akutsogolo ndi magiya atatu akumbuyo.Makamaka oyenera wheel loader, bulldozer, grader, galimoto yotaya, forklift, crane yamagalimoto, forklift, etc.
ZF WG mndandanda wamagetsi osinthira magetsi amapereka ukadaulo wonse womwe ukupezeka kuti uthandizire ntchito zachuma, zogwira mtima komanso zotetezeka.Magiya anayi opita kutsogolo ndi atatu obwerera m'mbuyo nthawi zambiri amasankhidwa, kutengera kagwiritsidwe ntchito ka chojambulira.Kwa onyamula omwe amatha kuthamanga cham'mbuyo ndipo amafunika kuthamangira chammbuyo 30% ya nthawi yogwira ntchito, kugawa magiya akutsogolo ndi kumbuyo ndikofunikira kwambiri pachuma komanso moyo wa injini.The 4WG200 zida ife kutengera ndi 4 kutsogolo ndi 3 kumbuyo, kulola mphamvu injini kukhala 200kW ndi apamwamba injini liwiro kukhala 2800r/mphindi, amene ali oyenera ntchito yofananira Chinese 5 tani ndi 6 tani Loader.
https://flyingbull.en.alibaba.com
https://www.alibaba.com/product-detail/4WG200-Transmission-Solenoid-Valve-7200001740-0501313375_1600201425441.html?spm=a2747.manage.0.0.37aiX1Ed2III
Ntchito
1) Kukonzekera ndi kukonza musanayendetse galimoto
★ Kupatsirana kusanachitike, onetsetsani kuti mwawonjezera kuchuluka koyenera kwa mafuta opaka molingana ndi zomwe zanenedwa.Pamene gearbox poyamba kudzazidwa ndi mafuta
★ Ziyenera kuganiziridwa kuti radiator yamafuta, fyuluta ndi mapaipi olumikizira ayenera kudzazidwa ndi mafuta.Pachifukwa ichi, kuchuluka kwa mafuta odzola omwe adawonjezeredwa kwa nthawi yoyamba ndikokwanira kuposa kuchuluka kwa mafuta opaka kuti akonzekere bwino mtsogolo.
★ Chifukwa mafuta osinthira ma torque omwe amayikidwa pagalimoto amabwerera ku gearbox kudzera pa radiator yamafuta ndi chitoliro chamafuta pamalo osakhazikika, mulingo woyenera wamafuta uyenera kuwongoleredwa pamene galimotoyo ilibe ndale, injini ilibe kanthu ndipo gearbox ili pa. kutentha kwabwinobwino kutentha.
2) Kuyendetsa ndi kusuntha
Onetsetsani kuti chogwirira chosinthira sichikulowerera musanayambe injini.Kuti mutetezeke, musanayambe injini, malo osungira magalimoto ayenera kukhala pamalo oyendetsa galimoto, kuti galimoto isayambe chifukwa injini ikuyamba.Injini ikayamba, masulani mabuleki oimikapo magalimoto, sankhani njira yoyendetsera galimoto ndi zida, ndikuyambitsa galimoto kudzera pachitseko chapang'onopang'ono.
Ngati galimoto yasiya kuyenda, injini ikugwirabe ntchito ndipo gearbox ili mu gear, ndiye kuti injiniyo siimaima.Pamsewu wathyathyathya, galimotoyo imatha kukwawa chifukwa injiniyo ikulephera kupanga mphamvu kudzera pa chosinthira ma torque.
Ndizomveka kuyika mabuleki oimika magalimoto pamalo osungika nthawi iliyonse mukayimitsa.Ngati muyima kwa nthawi yayitali, chowongoleracho chiyenera kusinthidwa kukhala chosalowerera.
Galimoto ikamayenda, onetsetsani kuti mwatulutsa mabuleki oimikapo magalimoto.Taphunzira kuchokera kuzomwe zimakhala zovuta kuti woyendetsa galimotoyo azindikire mwamsanga kuti pamene chosinthira ma torque chikusintha liwiro, galimotoyo imatha kugonjetsa torque ya braking ndikuikakamiza kuyendetsa ngakhale pansi pa ntchito yabwino chifukwa cha chiwerengero chachikulu cha torque. torque converter.
3) Imani kaye ndikuimitsa
Chifukwa palibe mgwirizano wolimba pakati pa injini ndi torque converter linanena bungwe shaft, kotero pamene galimoto imayima pa malo otsetsereka (kumtunda kapena kutsika) ndipo dalaivala akufuna kuchoka, pofuna kupewa kugwa kwa galimotoyo, sitinganene kokha. kuyimitsa kugwiritsa ntchito mabuleki oimika magalimoto komanso kuika chipika pansi pa gudumu.
4) Kokani
Kwa bokosi la giya lopanda pampu yothandizira, liwiro lalikulu la ngolo ndi 10km/h ndipo mtunda wokwanira kukokera ndi 10km.
Malamulowa ayenera kutsatiridwa mosamalitsa, apo ayi gearbox idzawonongeka chifukwa cha mafuta osakwanira.
Mtunda ukakhala wautali, galimoto yolakwika iyenera kukwezedwa pamagalimoto ena.
Kusamalira
1) Mafuta 4 WG-200 mphamvu yosinthira kufala kuyenera kukhala kogwirizana ndi mafuta omwe akulimbikitsidwa ndi ZF TEML03 tebulo lamafuta opaka mafuta kapena buku la malangizo onyamula.
2) Onani kuchuluka kwa mafuta (kamodzi pa sabata)
Ikani galimoto pamalo athyathyathyathya, chogwirira cha gearbox osalowerera ndale "N" gearbox pazigawo zotentha, injini yopanda kanthu, pafupifupi 1000 RPM / min.
Chotsani dipstick motsata wotchi ndikupukuta
Pamene dipstick anaikapo mu chubu mlingo mafuta ndi omangika, ndiyeno kuchotsedwa (osachepera kawiri) 40C, mlingo mafuta ayenera kukhala pakati pa "ozizira" lonse sikelo ndi sikelo yapakati.
Pa 80C, mulingo wamafuta uyenera kukhala pakati pa "wotentha" ndi wapakati
Kuyang'ana mulingo wamafuta agalimoto yozizira ndikungowonetsetsa kuti gearbox ndi chosinthira ma torque chili ndikuyenda kokwanira kozungulira.Muyezo womaliza wodziwa kuchuluka kwa mafuta ndikukwaniritsa mulingo wamafuta agalimoto yotentha.
3) Bwezerani mafuta ndi kuchuluka kwa refueling
Kusintha koyamba kwa mafuta kuyenera kupangidwa galimoto ikafika maola 100 kwa nthawi yoyamba.Pambuyo pake, sinthani mafuta osachepera kamodzi pa maola 1000 ogwira ntchito kapena chaka chilichonse!
Kusintha kwamafuta kuyenera kupangidwa malinga ndi izi:
- Ikani galimoto pamalo athyathyathya, bokosi la gear pa kutentha kogwira ntchito, chotsani pulagi yotsekera ndi mphete yosindikizira, tsitsani mafuta akale.
Zindikirani: Mukatulutsa mafuta, osati mafuta otumizira okha omwe amayenera kuchotsedwa, komanso mafuta a chosinthira ma torque ndi radiator ayenera kuchotsedwa bwino.
- Yeretsani pulagi ndi chotsekera chosindikizira ndikuyika pamodzi ndi mphete yatsopano yosindikiza.
- Mafuta molingana ndi ZF adalimbikitsa kupaka mafuta.
- Gearbox control chogwirizira osalowerera ndale "N", yambitsani injini ndikuyima
- Mafuta mpaka pamwamba pa malo amafuta "ozizira".
- Kuyimitsa mabuleki pamalo otetezeka, magiya onse osankhidwa mobwerezabwereza yang'anani kuchuluka kwamafuta kamodzi, onjezerani mafuta ngati pakufunika
Pa 40C, mulingo wamafuta uyenera kukhala pakati pa "ozizira" ndi sikelo yapakati
Pa 80C, mulingo wamafuta uyenera kukhala pakati pa "wotentha" ndi wapakati
4) Bwezerani mafuta fyuluta
Zosefera zabwino za ZF ziyenera kusinthidwa ndikusintha kulikonse kwamafuta.Ikani, yendetsani ndi kusunga zosefera mosamala!
Zosefera zamafuta zowonongeka siziloledwa!
Zosefera ziyenera kuyikidwa motere:
Ikani mafuta ochepa pa mphete yosindikizira.
Kanikizani fyulutayo mpaka itakhudza malo osindikizira pamlanduwo, kenaka limbitsani ndi dzanja pafupifupi 1/3 mpaka 1/2 kutembenukira.Ndiye yambani injini kuti mafuta ndi kuyang'ana mlingo wa mafuta malinga ndi njira pamwamba.Ndipo onani ngati zosefera zili zolimba.Gwiritsani ntchito manja anu kulimbitsanso ngati kuli kofunikira.
2. Kusinthasintha liwiro kuwongolera mafuta ozungulira dongosolo
Kutumiza kwa 4WG200 kumatengera kuwongolera kwa oyendetsa ma electro-hydraulic, ndipo mfundo yake yoyendetsera ma hydraulic ikuwonetsedwa mu Chithunzi 7. Makina ozungulira mafuta amapangidwa makamaka ndi fyuluta yamafuta, pampu yothamanga, fyuluta yamafuta a payipi ndi valavu yowongolera liwiro.Chosinthira ma torque ndi mafuta otumizira amaperekedwa ndi pampu yothamanga.Kusintha kwa liwiro kasupe ndi pampu ya gear yomwe imayikidwa mu gearbox.Imayendetsedwa mwachindunji ndi injini kudzera mu mphamvu yotengera shaft, ndipo kutuluka kwake ndi Q = 35 L / 1000 RPM.Pampu yothamanga yosinthika imatenga mafuta kuchokera mu poto yamafuta ya bokosi la giya kudzera muzosefera zoyamwa mafuta, ndikupopera mwachindunji mafuta opanikizika muzosefera zapaipi pamwamba pa bokosilo (kulondola kwa kusefera kwamafuta ndi 0.025mm, malo osefa ndi 500cm2).Zosefera zili ndi valavu yopumira (yoteteza chitetezo).Mafuta amatuluka mu fyuluta ya chitoliro ndikulowa mu valve variable control control valve.Valavu yayikulu yowongolera kuthamanga kwa valve yowongolera liwiro imachepetsa kuthamanga kwake (16-18bar) ndiyeno imagawika m'njira ziwiri.Njira yoyamba imalowa mu valavu ya solenoid monga valavu yoyendetsa mafuta oyendetsa galimoto kudzera mu valve kuchepetsa kuthamanga (10bar).Njira ina kudzera mu valve control valve mu valve gear.
Maonekedwe a valavu yosinthira liwiro akuwonetsedwa mu Chithunzi 9, ndipo mawonekedwe ake akuwonetsedwa pazithunzi 10 ndi 11.
Zimapangidwa ndi valve solenoid, valve control valve, valve shift valve, etc. The valve variable control control valve imayikidwa pa bokosi (onani Chithunzi 2 ndi Chithunzi 3).Ntchito ya valve yoyendetsera kuthamanga mu valve yothamanga ndikusintha mawonekedwe amphamvu a silinda ya clutch panthawi yosuntha, ndiye kuti, kuthamanga kwa mafuta kudzachepa nthawi yomweyo panthawi yosuntha, ndikubwezeretsanso ku 16-18bar (control). malire a valve valve) mutatha kusuntha (clutch ikugwira ntchito) Izi zikhoza kuchepetsa kusinthasintha kwa kusintha ndi kupititsa patsogolo kayendetsedwe ka kayendetsedwe kake.Mafuta oponderezedwa kudzera mu valve ya gear amalowa mu gear clutch molunjika.
Valavu yowongolera imatumiza mafuta otayika mumayendedwe ozungulira amafuta a torque converter ndikuchepetsa kuthamanga kwamafuta ochulukirapo.Pofuna kupewa kuti chosinthira cha torque chisawonongeke, cholowera ndi chotuluka chimakhala ndi ma valve otetezeka, kuthamanga kotsegulira kwa valavu yachitetezo ndi 8.5bar, ndipo kutsegulira kotsegulira kwa valavu yachitetezo ndi 5bar.Mafuta ochokera ku chosinthira ma torque amatsitsidwa ndi ozizira ndikulowa mumsewu wamafuta opaka mafuta mu gearbox, ndipo pamapeto pake amabwerera ku poto yamafuta a gearbox ndikulowanso munjira ina.
Dongosolo loyang'anira dera limapangidwa ndi chowongolera makompyuta, chowongolera chosinthira, valavu yowongolera magetsi ndi chingwe cholumikizira.Woyang'anira makompyuta ndiye likulu la kufalitsa kuti akwaniritse zonse zodziwikiratu kapena semi-automatic control.Pamene makina athu a ZL50G ndi ZL60G ali ndi kutumiza kwa ZF, wolamulira wa semi-automatic (EST-17) amagwiritsidwa ntchito, monga momwe tawonetsera pa Chithunzi 12. Wowongolerayo amaikidwa mu bokosi loyendetsa bwino mu chipinda cha dalaivala.Mtundu wosinthira wosinthira ndi DWG-3, womwe umakhazikika pamzere wowongolera (onani Chithunzi 4 cha mawonekedwe).Valve ya solenoid ili mu valve yosinthasintha liwiro, ndipo imayikidwa pabokosi.
Mfundo ya kayendetsedwe ka kayendedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwekazi ka kayendetsedwe kabwino kabwinobwino kabwinobwinobwinobwinobwino kapaninke kapanidwenkemwe mtimawu wayise wachilunga'anitsidwe wa_________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ ________________________________________________________________________________ 11 ikuyendera ikuwonetsedwa ikuwonetsedwa pa Chithunzi 14.
Galimotoyo ikakhala ndi vuto ndipo ikufunika kukonzedwa ndi kuwotcherera kwamagetsi, pulagi yamagetsi pa EST17 controller iyenera kumasulidwa (kudula dera kwa wolamulira kompyuta), apo ayi wolamulira kompyuta akhoza kutenthedwa ndi mphamvu yamakono yamagetsi. kuwotcherera.
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3.Electronic control element yozindikira zolakwika
1) valavu ya solenoid M1, M2, M3, M4, M5 muyeso ndi multimeter kuyeza kukana kwa solenoid valve.Tsegulani chingwe cha valve variable control control valve, tsegulani chivundikiro cham'mbali cha valve yosinthasintha, masulani pulagi ya solenoid valve, ikani mbali imodzi ya mzere wofiira wa multimeter mu valve solenoid, mapeto ena a multimeter. Kumapeto ena a valve ya solenoid, yesani mtengo wake wokana, uyenera kukhala 100 +/- 10Ω, osati m'kati mwake kuti valavu ya solenoid ndi yolakwika ndipo iyenera kusinthidwa, kukana 0 kumasonyeza dera lalifupi, o limasonyeza dera lotseguka. .
2) Kuzindikira zolakwika kwa chosankha zida
A. Njira zowonera ngati ntchito ya giya iliyonse ndiyabwinobwino
Gwiritsani ntchito ma multimeter kuti muyese kukana kwa dera.Lumikizani mbali imodzi ya cholembera cha multimeter ndi mzere wofiira, ndikugwirizanitsa mapeto ena ndi buluu, wobiriwira, wakuda, wachikasu, wotuwa, pinki ndi wofiirira motsatira.Onani kukana kofananira.Ngati mtengo wotsutsa ndi o, mzerewo umachotsedwa.Kenako gwirani chogwiriracho kutsogolo ziwiri, zitatu, zinayi, kumbuyo, ziwiri, E, zinayi, zandale, pini, E, zinayi.Ngati zizindikiro za magiya onse zingathe kukwaniritsa zofunikira za chithunzi cha chizindikiro, chogwiriracho ndi chachilendo.
B. Chongani ngati KD ntchito kiyi ya chogwirira chake ndi yabwinobwino.
Lumikizani mbali imodzi ya cholembera cha multimeter ndi mzere wofiira ndi mapeto ena ndi mzere wofiirira motsatana kuti muyese kukana.Ngati kukana ndi 0, zimasonyeza kuti mzerewo ukugwirizana.Tulutsani kiyi ya KD ndipo kukana ndi 0, zikuwonetsa kuti mzerewo wachotsedwa.Ngati mkhalidwewo wafika, zikuwonetsa kuti kiyi ya KD ya chogwirira imagwira ntchito bwino.
Ngati kiyi ya KD ikanikizidwa ndipo kukana kuli o, zikuwonetsa kuti chosinthira cha KD sichingayatsidwe bwino ndipo cholumikizira cha KD ndi chachilendo.
3) Kuwunika kolakwika kwa bokosi lowongolera magetsi
A. Kokani pulagi kuchoka mu bokosi lowongolera magetsi ndikununkhiza ngati pali fungo loyaka kuchokera ku cholumikizira.Ngati alipo, zida zamagetsi zamkati zimatenthedwa.
B. Pamene dera loyambira liri lachilendo, mphamvu yamagetsi ndi yachibadwa, bokosi la gear ndi zinthu zina zamagetsi zimakhala zachilendo, osayambitsa injini, osalowerera ndale, tsegulani loko yamagetsi, bokosi loyendetsa magetsi liri ndi "tick, tick" ziwiri. phokoso, ndiyeno valavu ya solenoid "brush ~" mphete, iyi ndi bokosi lamagetsi lamagetsi pa kuzindikira kwa valve solenoid.Bokosi loyendetsa magetsi likhoza kulowa mu chikhalidwe chodziwika.Bokosi lowongolera magetsi ndi lachilendo.
C. Injini simayamba, khalani osalowerera, tsegulani loko yamagetsi.Gawo 1, 2, Gawo 3 ndi 4 motsatana.Gwiritsani ntchito ma multimeter kuti muyese ngati ma siginecha amagetsi a valavu iliyonse ya solenoid akukwaniritsa zofunikira pazithunzi.Mphamvu yofananira iyenera kukhala 24V.
D. Ngati zofunikira za tchati cha chizindikiro sizingatheke, njira yotulutsira ingagwiritsidwe ntchito kuweruza.Choyamba yang'anani ngati chogwirizira chosinthira ndi chachilendo, ndiye fufuzani ngati valavu iliyonse ya solenoid ndi yachilendo, ngati sensa yothamanga ndi yachibadwa, ngati chingwe cholumikizira chingwe cha ZF ndi chigawo chake ndi chachilendo, ngati wolandirayo angapereke mphamvu nthawi zonse.
Chiwonetsero cha Zamalonda
