I-JH21series ivula i-back press ene-clutch eyomile nesivikeli sokugcwala ngokweqile kwe-hydraulicUmzimba oshiselwe onepuleti lensimbi namandla aphezulu.Injini enkulu yenziwa ngabakwa-Siemens.Isebenzisa i-clutch ye-pneumatic friction ehlanganisiwe namabhuleki.Igiya le-Cluster lithatha ukugcotshwa kukawoyela ezikhukhula.Igayidi yobude bonxande obunobuso obuyisithupha;I-JH21-315B/400B isebenzisa inkombandlela enobuso obuyisishiyagalombili.Ifakwe idivayisi yokuvikela ukugcwala kwe-hydraulic.I-JH21-25/25B/45 isebenzisa ukulungiswa kobude bokuvala okwenziwa ngesandla, phakathi kwalezi zinhlobo i-JH21-25/45 isebenzisa isibonisi sesikali kanye ne-JH21-25B enombukiso wedijithali.I-H21-45 ingahlomisa injini yokulungisa ukuphakama kwesethi yokufa, inani lizoboniswa ngedijithali.JH21-25B, JH21-45 nangaphezulu uhlobo lufakwe isilinda esibhalansi.Amavalvu eDuplex angenisiwe.Isistimu yokugcoba amafutha kagesi.Isilinda sokulinganisa samukela isistimu yokugcoba ngesandla.Isethi eyodwa yedivayisi efuthayo.Ilawulwa yi-PLC enomkhiqizo wamazwe ngamazwe.Izinkinobho, izinkomba, i-AC con