I-Yuchai YCR405 rotary drilling rig ifakwe injini yeCummins. Lena i-rotary drilling rig enkulu eyakhiwe yi-Yuchai rotary drilling ngokukhethekile ezimweni zokungena emadwaleni, enobubanzi bokubhola obufika kumamitha angu-3, ukujula okukhulu kokubhola okufika kumamitha angu-99, i-torque enkulu engu-405 kN-m, nesisindo esingafika ku-120 tons ngaphansi kwesimo sokusebenza, ihambisana ne-telescopic chassis ekhethekile kuma-rotary drilling rigs, okuyinto enkulu kakhulu uma iqhathaniswa nabancintisana nabo esigabeni esifanayo, futhi inenzuzo enkulu ekukhiqizeni kwangempela kwamapharamitha amakhulu. Ukukhiqizwa kwangempela kwamapharamitha amakhulu, ukusebenza kahle okuphezulu komsebenzi namandla anamandla, kungaqedela ngokushesha nangokunembayo ukwakhiwa kwezisekelo zamapulangwe, ngaleyo ndlela kunciphisa kakhulu umjikelezo wokwakha. Isistimu entsha yesizukulwane sezilawuli zikagesimende ihlanganisa izilawuli eziningi ezizenzakalelayo ezihlakaniphile, njengokubhola okuzenzakalelayo, ukulahla inhlabathi okuzenzakalelayo, ukusetha kabusha okuzenzakalelayo kwe-rotary, kanye nemodi yokulawula ehlakaniphile yezigiya eziningi ye-power head. Isakhiwo esiyinhloko se-winch esinohlu olulodwa lwentambo sigwema ngempumelelo "inkinga yokuluma intambo" futhi sandisa kakhulu impilo yentambo yocingo. Ifakwe njengokujwayelekile isistimu yokugcoba emaphakathi, ukugcinwa kulula kakhudlwana. Izinto zokusebenza zisebenzisa injini ye-Cummins yomkhiqizo othengwe kwamanye amazwe, ubuchwepheshe be-EFI obunomthamo omkhulu, ubuchwepheshe besipele samandla esanele, amandla anamandla, bungakwazi ukufeza ukwakhiwa emgodini ongajulile, ububanzi obukhulu, umhlabathi oqinile nezinye izimo zokusebenza ezinzima. Izinto zokusebenza zisetshenziswa kabanzi ekwakhiweni kwamabhuloho omgwaqo omkhulu nezinye iziprojekthi.
I-Yuchai YCR405 rotary drilling rig ifakwe injini yeCummins. Lena i-rotary drilling rig enkulu eyakhiwe yi-Yuchai rotary drilling ngokukhethekile ezimweni zokungena emadwaleni, enobubanzi bokubhola obufika kumamitha angu-3, ukujula okukhulu kokubhola okufika kumamitha angu-99, i-torque enkulu engu-405 kN-m, nesisindo esingafika ku-120 tons ngaphansi kwesimo sokusebenza, ihambisana ne-telescopic chassis ekhethekile kuma-rotary drilling rigs, okuyinto enkulu kakhulu uma iqhathaniswa nabancintisana nabo esigabeni esifanayo, futhi inenzuzo enkulu ekukhiqizeni kwangempela kwamapharamitha amakhulu. Ukukhiqizwa kwangempela kwamapharamitha amakhulu, ukusebenza kahle okuphezulu komsebenzi namandla anamandla, kungaqedela ngokushesha nangokunembayo ukwakhiwa kwezisekelo zamapulangwe, ngaleyo ndlela kunciphisa kakhulu umjikelezo wokwakha. Isistimu entsha yesizukulwane sezilawuli zikagesimende ihlanganisa izilawuli eziningi ezizenzakalelayo ezihlakaniphile, njengokubhola okuzenzakalelayo, ukulahla inhlabathi okuzenzakalelayo, ukusetha kabusha okuzenzakalelayo kwe-rotary, kanye nemodi yokulawula ehlakaniphile yezigiya eziningi ye-power head. Isakhiwo esiyinhloko se-winch esinohlu olulodwa lwentambo sigwema ngempumelelo "inkinga yokuluma intambo" futhi sandisa kakhulu impilo yentambo yocingo. Ifakwe njengokujwayelekile isistimu yokugcoba emaphakathi, ukugcinwa kulula kakhudlwana. Izinto zokusebenza zisebenzisa injini ye-Cummins yomkhiqizo othengwe kwamanye amazwe, ubuchwepheshe be-EFI obunomthamo omkhulu, ubuchwepheshe besipele samandla esanele, amandla anamandla, bungakwazi ukufeza ukwakhiwa emgodini ongajulile, ububanzi obukhulu, umhlabathi oqinile nezinye izimo zokusebenza ezinzima. Izinto zokusebenza zisetshenziswa kabanzi ekwakhiweni kwamabhuloho omgwaqo omkhulu nezinye iziprojekthi.
