Li-valve tsa overcenter tse le 'ngoe tsa letoto la   li etselitsoe ho netefatsa botsitso boemong ba ho sebetsa ba hydraulic actuator e nang le mojaro o emisitsoeng, le ho laola motsamao oa eona ka nqa e le 'ngoe feela (hangata mokhahlelo oa ho theoha), e siea lehlakore le fapaneng le tsamaisoa ke ho phalla ha mahala; ka lebaka la boema-kepe ba likhoele tsa BSPP-GAS, e ka kenngoa kahare ho sistimi ea hydraulic.

Ka ho fepa mohala o shebaneng le mojaro, mohala oa sefofane o laola ho buleha ha karolo e itseng ea mocha o theohang o lumellang taolo ea motsamao oa actuator le ho qoba ketsahalo ea cavitation ka lebaka la ketso ea ho bapisa matla a khoheli. Lesoba le lekantsoeng le nyenyefatsa lets'oao la sefofane e le hore valve e bulehe le ho koala ka ho lekana, ho qoba ho sisinyeha ha mojaro. Belofo ea   single overcenter e boetse e sebetsa e le sethibelo se thibelang ho sisinyeha ha khatello ha maemo a le teng ka lebaka la tšusumetso kapa meroalo e mengata. E le hore sena se khonehe, mohala oa ho khutlela ho mofani oa thepa o tlameha ho hokahanngoa le drainage. The  ke semi-compensated valve: likhatello tse setseng moleng oa ho khutla ha li ame tlhophiso ea valve ha li ntse li eketsa litekanyetso tsa ho leka.

Tšebeliso ea mofuta ona oa valve e ka khoneha ka mekhoa e nang le DCV e nang le setsi se koetsoeng sa setsi. Hydraulic leakproof ke karolo ea bohlokoa bakeng sa li-valve tsa overcenter. Ho netefatsa ts'ebetso e ntle ka ho fetisisa, Oleoweb e etsa likarolo tsa ka hare tsa li-valve tsa eona ka tšepe e matla e phahameng, e thata le e sila, 'me, nakong ea ts'ebetso ea tlhahiso, e hlahloba ka hloko litekanyo le mamello ea geometri ea likarolo tsa ho tiisa, hammoho le tiiso ka boeona. belofo e kopaneng.   ke li-valve tsa likarolo tsa 'mele: likarolo tsohle li kenngoa ka har'a motsoako oa hydraulic, tharollo e lumellang ho laola litekanyetso tse phahameng tsa phallo ha ho ntse ho fokotsa boholo ba kakaretso.

Mefuta e mengata e entsoe ka tšepe bakeng sa likhatello tsa ts'ebetso ho fihlela ho 350 bar (5075) le khanyetso e phahameng ea ho apara; e sirelelitsoe ho bola ka kalafo ea zinc plating mme e entsoe ka mochini lifahlehong tse tšeletseng bakeng sa ts'ebetso e ntle ea kalafo ea bokaholimo. Bakeng sa lits'ebetso tse pepesehetseng lintho tse senyang ka ho khetheha (mohlala, lits'ebetso tsa metsing) kalafo ea Zinc-Nickel ea fumaneha ha u e kopa. Li-valve li fumaneha ka boholo ba BSPP 3/8" le BSPP 1/2" bakeng sa litefiso tse khothalelitsoeng tsa ho sebetsa ho fihla ho 60 lpm (15,9 gpm). Libaka tse fapaneng tsa calibration le likarohano tsa sefofane. li-valve ho boleng ba 30% bo phahameng ho feta boima bo boholo ba ho sebetsa.