{"id":1069,"date":"2026-05-18T03:01:53","date_gmt":"2026-05-18T03:01:53","guid":{"rendered":"https:\/\/pto-gearbox.net\/?post_type=product&p=1069"},"modified":"2026-06-18T07:00:42","modified_gmt":"2026-06-18T07:00:42","slug":"rotary-mower-gearbox-lf-199a","status":"publish","type":"product","link":"https:\/\/pto-gearbox.net\/cs\/produkt\/rotary-mower-gearbox-lf-199a\/","title":{"rendered":"P\u0159evodovka rota\u010dn\u00ed seka\u010dky LF-199A \u2014 45 CV s dvojit\u00fdm v\u00fdstupem a zv\u00fd\u0161en\u00edm ot\u00e1\u010dek pro pohon zem\u011bd\u011blsk\u00fdch no\u017e\u016f p\u0159i 540 ot.\/min."},"content":{"rendered":"
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<\/p>\n

P\u0159evodovka rota\u010dn\u00ed seka\u010dky LF-199A \u2014 Zvy\u0161ova\u010d ot\u00e1\u010dek s dvojit\u00fdm v\u00fdstupem, 45 CV<\/h2>\n

LF-199A je v\u016fz s v\u00fdkonem 45 kon\u00ed (33 kW) p\u0159evodovka rota\u010dn\u00ed seka\u010dky<\/strong> kter\u00fd zn\u00e1sobuje vstupn\u00ed ot\u00e1\u010dky v\u00fdvodov\u00e9ho h\u0159\u00eddele traktoru z 540 ot.\/min. na 1 620 ot.\/min. prost\u0159ednictv\u00edm p\u0159evodov\u00e9ho pom\u011bru 1:3. To, co odli\u0161uje tuto jednotku od p\u0159evodovek \u017eac\u00edch stroj\u016f s jedn\u00edm v\u00fdstupem, je konfigurace se dv\u011bma v\u00fdstupn\u00edmi h\u0159\u00eddeli \u2013 dva h\u0159\u00eddele vych\u00e1zej\u00ed z pouzdra a poh\u00e1n\u011bj\u00ed dvojici protib\u011b\u017en\u00fdch no\u017e\u016f z jednoho vstupu v\u00fdvodov\u00e9ho h\u0159\u00eddele, \u010d\u00edm\u017e se u konstrukc\u00ed rota\u010dn\u00edch \u017eac\u00edch stroj\u016f s dv\u011bma no\u017ei eliminuje pot\u0159eba sekund\u00e1rn\u00ed p\u0159evodovky, nap\u00ednac\u00edch kladek nebo \u0159emenov\u00fdch p\u0159evod\u016f.<\/p>\n

Tato p\u0159evodovka, vyroben\u00e1 jako p\u0159\u00edm\u00e1 n\u00e1hrada za p\u0159evodovku Comer Code LF-199A, odpov\u00edd\u00e1 v\u0161em kritick\u00fdm rozm\u011br\u016fm origin\u00e1lu: geometrii mont\u00e1\u017en\u00ed p\u0159\u00edruby, profilu vstupn\u00edho dr\u00e1\u017ekov\u00e1n\u00ed (1-3\/8 palce, 6 dr\u00e1\u017eek) a um\u00edst\u011bn\u00ed obou v\u00fdstupn\u00edch h\u0159\u00eddel\u00ed. Korej\u0161t\u00ed a jihov\u00fdchodn\u00ed asijsk\u00ed oper\u00e1to\u0159i mohou jednotku vym\u011bnit na st\u00e1vaj\u00edc\u00edch r\u00e1mech seka\u010dky za m\u00e9n\u011b ne\u017e 40 minut pomoc\u00ed standardn\u00edho ru\u010dn\u00edho n\u00e1\u0159ad\u00ed. Litinov\u00e1 sk\u0159\u00ed\u0148 v\u00e1\u017e\u00ed such\u00e1 27,5 kg a dod\u00e1v\u00e1 se bez maziva \u2013 obsluha p\u0159ed prvn\u00edm pou\u017eit\u00edm dopln\u00ed p\u0159evodov\u00fd olej.<\/p>\n

\"P\u0159evodovka<\/p>\n

Farmy provozuj\u00edc\u00ed traktory Daedong, LS Mtron, TYM, Kubota a John Deere o v\u00fdkonu 45 a\u017e 60 kon\u00ed tento stroj spojuj\u00ed. p\u0159evodovka v\u00fdvodov\u00e9ho h\u0159\u00eddele<\/strong> s rota\u010dn\u00edmi seka\u010dkami o z\u00e1b\u011bru 1,5 a\u017e 2,5 metru pro spr\u00e1vu pastvin, \u00fapravu park\u016f a sportovn\u00edch h\u0159i\u0161\u0165 a kontrolu vegetace u silnic. Na vy\u017e\u00e1d\u00e1n\u00ed je k dispozici tak\u00e9 varianta s reduk\u010dn\u00edm p\u0159evodem pro aplikace, kter\u00e9 vy\u017eaduj\u00ed pomalej\u0161\u00ed v\u00fdkon s vy\u0161\u0161\u00edm to\u010div\u00fdm momentem \u2013 pro alternativn\u00ed konfigurace kontaktujte n\u00e1\u0161 technick\u00fd t\u00fdm.<\/p>\n

 <\/p>\n

<\/p>\n

Technick\u00e9 specifikace<\/h2>\n

Parametry m\u011b\u0159en\u00e9 dle zku\u0161ebn\u00edho protokolu SAE J744. Porovn\u00e1n\u00ed s v\u00fdkonem v\u00fdvodov\u00e9ho h\u0159\u00eddele va\u0161eho traktoru a po\u017eadavky na \u017eac\u00ed n\u016f\u017e.<\/p>\n

\"Rozm\u011br<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Parametr<\/th>\nHodnota<\/th>\n<\/tr>\n<\/thead>\n
N\u00e1hrada za<\/td>\nK\u00f3d rohu LF-199A<\/strong><\/td>\n<\/tr>\n
Typ aplikace<\/td>\nJednotka pro zvy\u0161ov\u00e1n\u00ed rychlosti<\/td>\n<\/tr>\n
Jmenovit\u00fd vstupn\u00ed v\u00fdkon<\/td>\n45 kon\u00ed \u2014 33 kW<\/strong> (p\u0159i 540 ot.\/min.)<\/td>\n<\/tr>\n
P\u0159evodov\u00fd pom\u011br<\/td>\n1 : 3<\/strong> (zrychlova\u010d)<\/td>\n<\/tr>\n
Vstupn\u00ed rychlost<\/td>\n540 ot.\/min<\/td>\n<\/tr>\n
V\u00fdstupn\u00ed rychlost<\/td>\n1 620 ot.\/min<\/strong><\/td>\n<\/tr>\n
Po\u010det v\u00fdstup\u016f<\/td>\n2<\/strong> (du\u00e1ln\u00ed v\u00fdstup)<\/td>\n<\/tr>\n
Vstupn\u00ed h\u0159\u00eddel<\/td>\n1-3\/8\u2033 \u2013 6 dr\u00e1\u017eek<\/td>\n<\/tr>\n
Materi\u00e1l pouzdra<\/td>\nLitina<\/td>\n<\/tr>\n
Such\u00e1 hmotnost<\/td>\n27,5 kg<\/strong><\/td>\n<\/tr>\n
Dod\u00e1v\u00e1no s olejem<\/td>\nNe (lod\u00ed se such\u00e9)<\/td>\n<\/tr>\n
Mo\u017enost redukce<\/td>\nK dispozici na vy\u017e\u00e1d\u00e1n\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

K dispozici je ot\u00e1\u010den\u00ed h\u0159\u00eddele ve sm\u011bru i proti sm\u011bru hodinov\u00fdch ru\u010di\u010dek. Pro konkr\u00e9tn\u00ed konfigurace ot\u00e1\u010den\u00ed a mo\u017enosti reduk\u010dn\u00edho p\u0159evodu kontaktujte na\u0161e technick\u00e9 odd\u011blen\u00ed.<\/p>\n

<\/p>\n

Pro\u010d se LF-199A vyzna\u010duje mezi seka\u010dkami s dvojit\u00fdm no\u017eem<\/h2>\n

\"Aplikace<\/p>\n

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\n

\u2605 Dvojit\u00fd v\u00fdstup z jednoho vstupu<\/strong><\/p>\n

Dva v\u00fdstupn\u00ed h\u0159\u00eddele poh\u00e1n\u011bj\u00ed dvojici protib\u011b\u017en\u00fdch no\u017e\u016f z jednoho p\u0159ipojen\u00ed v\u00fdvodov\u00e9ho h\u0159\u00eddele. T\u00edm se eliminuj\u00ed \u0159emenov\u00e9 p\u0159evody, nap\u00ednac\u00ed kladky a sekund\u00e1rn\u00ed p\u0159evodovky \u2013 odstra\u0148uj\u00ed se tak t\u0159i potenci\u00e1ln\u00ed body selh\u00e1n\u00ed hnac\u00edho \u00fastroj\u00ed a z\u00e1rove\u0148 se \u017eac\u00ed \u00fastroj\u00ed zachov\u00e1v\u00e1 leh\u010d\u00ed a mechanicky jednodu\u0161\u0161\u00ed.<\/p>\n<\/div>\n

\n

\u2605 Rychlost kotou\u010de 1 620 ot.\/min<\/strong><\/p>\n

Pom\u011br ot\u00e1\u010dek 1:3 p\u0159ev\u00e1d\u00ed 540 ot.\/min na 1 620 ot.\/min na \u0161pi\u010dk\u00e1ch no\u017e\u016f. P\u0159i t\u00e9to v\u00fdstupn\u00ed rychlosti u standardn\u00edho no\u017ee o d\u00e9lce 500 mm se b\u0159it pohybuje rychlost\u00ed p\u0159ibli\u017en\u011b 42 m\/s \u2013 co\u017e je v\u00fdrazn\u011b nad prahovou rychlost\u00ed 30 m\/s pot\u0159ebnou pro \u010dist\u00e9 st\u0159\u00edh\u00e1n\u00ed vzrostl\u00e9 tr\u00e1vy bez trh\u00e1n\u00ed.<\/p>\n<\/div>\n

\n

\u2605 V\u00fdkon 33 kW<\/strong><\/p>\n

S jmenovit\u00fdm p\u0159\u00edkonem 45 kon\u00ed (33 kW) zvl\u00e1d\u00e1 model LF-199A trval\u00fd p\u0159\u00edkon dvouno\u017eov\u00e9ho se\u010den\u00ed p\u0159i rychlostech 8\u201312 km\/h. Tento v\u00fdkon ponech\u00e1v\u00e1 traktoru o v\u00fdkonu 50 kon\u00ed rezervu v\u00fdkonu 15-20% \u2013 dostate\u010dnou k udr\u017een\u00ed rychlosti no\u017e\u016f v hust\u00fdch porostech bez uv\u00edznut\u00ed v b\u0159ehu.<\/p>\n<\/div>\n

\n

\u2605 Nastaviteln\u00fd sm\u011br ot\u00e1\u010den\u00ed<\/strong><\/p>\n

Oba v\u00fdstupn\u00ed h\u0159\u00eddele lze konfigurovat pro ot\u00e1\u010den\u00ed ve sm\u011bru nebo proti sm\u011bru hodinov\u00fdch ru\u010di\u010dek, co\u017e odpov\u00edd\u00e1 vzoru p\u0159ekryt\u00ed no\u017e\u016f specifikovan\u00e9mu v\u00fdrobcem seka\u010dky. Protib\u011b\u017en\u00e9 no\u017ee u seka\u010dek s dvojit\u00fdmi no\u017ei tla\u010d\u00ed posekanou tr\u00e1vu sm\u011brem ke st\u0159edu a zaji\u0161\u0165uj\u00ed \u010dist\u00fd v\u00fdhozov\u00fd pruh.<\/p>\n<\/div>\n<\/div>\n

<\/p>\n

P\u0159izp\u016fsoben\u00ed LF-199A korejsk\u00fdm seka\u010dk\u00e1m<\/h2>\n

Krmen\u00ed pastvin na farm\u00e1ch s chovem hospod\u00e1\u0159sk\u00fdch zv\u00ed\u0159at<\/h3>\n

Ml\u00e9\u010dn\u00e9 a hov\u011bz\u00ed farmy v provinci\u00edch \u010cchung\u010dchong a Gangwon sekaj\u00ed pastviny mezi jednotliv\u00fdmi rotacemi pastvy, aby se kontrolovala v\u00fd\u0161ka plevele a podpo\u0159il rovnom\u011brn\u00fd op\u011btovn\u00fd r\u016fst. Konfigurace s dvojit\u00fdm no\u017eem se\u010de \u0161ir\u0161\u00ed z\u00e1b\u011br na jeden p\u0159ejezd \u2013 obvykle 2,0 a\u017e 2,5 metru \u2013 co\u017e sni\u017euje po\u010det p\u0159ejezd\u016f pot\u0159ebn\u00fdch na velk\u00fdch pastvin\u00e1ch. P\u0159i 1 620 ot.\/min no\u017ee vytv\u00e1\u0159ej\u00ed \u010dist\u00fd \u0159ez, kter\u00fd se hoj\u00ed rychleji ne\u017e natr\u017een\u00e9 hrany zanechan\u00e9 pomalej\u0161\u00edmi rota\u010dn\u00edmi \u0159eza\u010dkami, co\u017e sni\u017euje stres rostlin b\u011bhem obdob\u00ed zotaven\u00ed p\u0159ed dal\u0161\u00edm cyklem pastvy.<\/p>\n

\u00dadr\u017eba m\u011bstsk\u00fdch park\u016f a sportovn\u00edch h\u0159i\u0161\u0165<\/h3>\n

Korejsk\u00e9 m\u011bstsk\u00e9 zam\u011bstnanci, kte\u0159\u00ed udr\u017euj\u00ed ve\u0159ejn\u00e9 parky, \u0161koln\u00ed h\u0159i\u0161t\u011b a sportovn\u00ed are\u00e1ly pobl\u00ed\u017e Soulu, Daejeonu a Pusanu, pou\u017e\u00edvaj\u00ed rota\u010dn\u00ed seka\u010dky s dvojit\u00fdm no\u017eem pro sek\u00e1n\u00ed tr\u00e1vy v perfektn\u00ed kvalit\u011b. Protib\u011b\u017en\u00e9 se\u010den\u00ed no\u017e\u016f rozd\u011bluje posekanou tr\u00e1vu rovnom\u011brn\u011b, nikoliv na jednu stranu. Seka\u010dka LF-199A s v\u00fdkonem 33 kW zvl\u00e1d\u00e1 trval\u00e9 t\u00fddenn\u00ed se\u010den\u00ed hust\u00fdch korejsk\u00fdch travn\u00edch druh\u016f, v\u010detn\u011b bentley a bermudsk\u00e9 tr\u00e1vy.<\/p>\n

Kontrola vegetace u silnic a na n\u00e1b\u0159e\u017e\u00ed<\/h3>\n

Provin\u010dn\u00ed silni\u010dn\u00ed \u00fa\u0159ady v provinci\u00edch Gyeonggi-do a Jeolla montuj\u00ed rota\u010dn\u00ed seka\u010dky se zadn\u00edm v\u00fdhozem na traktory o v\u00fdkonu 50\u201360 kon\u00ed pro sez\u00f3nn\u00ed se\u010den\u00ed pod\u00e9l silnic. P\u0159ekryt\u00ed dvou no\u017e\u016f eliminuje nepose\u010den\u00fd pruh, kter\u00fd seka\u010dky s jedn\u00edm no\u017eem zanech\u00e1vaj\u00ed pod\u00e9l st\u0159edu \u0159\u00e1dku \u2013 co\u017e je d\u016fle\u017eit\u00e9 pro \u010dist\u00e9 v\u00fdsledky na krajnic\u00edch viditeln\u00fdch pro ve\u0159ejnou dopravu.<\/p>\n

\"P\u0159evodovka<\/p>\n

<\/p>\n

540 ot.\/min vs. 1000 ot.\/min. vstupn\u00ed ot\u00e1\u010dky v\u00fdvodov\u00e9ho h\u0159\u00eddele \u2013 v\u00fdb\u011br spr\u00e1vn\u00e9ho standardu ot\u00e1\u010dek<\/h2>\n

LF-199A je konstruov\u00e1n pro vstupn\u00ed ot\u00e1\u010dky v\u00fdvodov\u00e9ho h\u0159\u00eddele 540 ot.\/min. Obsluha, kter\u00e1 zva\u017euje traktor s ot\u00e1\u010dkami 1000 ot.\/min pro se\u010den\u00ed, by m\u011bla pochopit, jak standardn\u00ed ot\u00e1\u010dky v\u00fdvodov\u00e9ho h\u0159\u00eddele ovliv\u0148uj\u00ed v\u00fdb\u011br p\u0159evodovky, v\u00fdstupn\u00ed ot\u00e1\u010dky a v\u00fdkon no\u017ee.<\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n
Charakteristick\u00fd<\/th>\nV\u00fdvodov\u00fd h\u0159\u00eddel 540 ot.\/min (LF-199A)<\/th>\nV\u00fdvodov\u00fd h\u0159\u00eddel 1000 ot.\/min.<\/th>\n<\/tr>\n<\/thead>\n
Ot\u00e1\u010dky motoru traktoru p\u0159i jmenovit\u00e9m v\u00fdvodov\u00e9m h\u0159\u00eddeli<\/td>\nNi\u017e\u0161\u00ed (ni\u017e\u0161\u00ed spot\u0159eba paliva)<\/strong><\/td>\nVy\u0161\u0161\u00ed<\/td>\n<\/tr>\n
V\u00fdstupn\u00ed rychlost (pom\u011br 1:3)<\/td>\n1 620 ot.\/min<\/td>\n3 000 ot.\/min (p\u0159\u00edli\u0161 rychle pro v\u011bt\u0161inu no\u017e\u016f)<\/td>\n<\/tr>\n
Zat\u00ed\u017een\u00ed lo\u017eiska p\u0159evodovky<\/td>\nV r\u00e1mci jmenovit\u00e9ho rozsahu<\/td>\nP\u0159ekra\u010duje jmenovitou rychlost lo\u017eiska<\/td>\n<\/tr>\n
Velikost v\u00fdvodov\u00e9ho h\u0159\u00eddele<\/td>\n1-3\/8\u2033 (6 dr\u00e1\u017eek) \u2013 v\u011bt\u0161\u00ed, siln\u011bj\u0161\u00ed<\/td>\n1-3\/8\u2033 (21 dr\u00e1\u017eek) \u2013 jin\u00fd profil<\/td>\n<\/tr>\n
Dostupn\u00fd vstupn\u00ed to\u010div\u00fd moment<\/td>\nVy\u0161\u0161\u00ed p\u0159i stejn\u00e9m v\u00fdkonu<\/strong><\/td>\nNi\u017e\u0161\u00ed (zv\u00fd\u0161en\u00ed rychlosti, sn\u00ed\u017een\u00ed to\u010div\u00e9ho momentu)<\/td>\n<\/tr>\n
Kompatibilita s traktory (Korea)<\/td>\nV\u011bt\u0161ina kompaktn\u00edch traktor\u016f s v\u00fdkonem 25\u201360 HP<\/td>\nP\u0159edev\u0161\u00edm traktory s v\u00fdkonem 80+ HP<\/td>\n<\/tr>\n
Hladina hluku<\/td>\nSpodn\u00ed<\/td>\nVy\u0161\u0161\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

Pro korejsk\u00e9 se\u010den\u00ed tr\u00e1vy na traktorech s v\u00fdkonem 45\u201360 HP je spr\u00e1vnou volbou standardn\u00edch 540 ot.\/min. V\u00fdstupn\u00ed ot\u00e1\u010dky 1 620 ot.\/min z p\u0159evodu 1:3 ji\u017e poskytuj\u00ed pot\u0159ebnou rychlost no\u017e\u016f pro \u010dist\u00e9 se\u010den\u00ed. Provoz stejn\u00e9 p\u0159evodovky s v\u00fdvodov\u00fdm h\u0159\u00eddelem s ot\u00e1\u010dkami 1 000 ot.\/min by zv\u00fd\u0161il v\u00fdkon na 3 000 ot.\/min \u2013 co\u017e je v\u00fdrazn\u011b nad bezpe\u010dn\u00fdmi provozn\u00edmi limity pro standardn\u00ed no\u017ee \u017eac\u00edho stroje a nad r\u00e1mec jmenovit\u00fdch ot\u00e1\u010dek lo\u017eisek p\u0159evodovky. Farmy s traktory s ot\u00e1\u010dkami 1 000 ot.\/min pot\u0159ebuj\u00ed\u2026 p\u0159evodovky s n\u00e1r\u016fstem ot\u00e1\u010dek v\u00fdvodov\u00e9ho h\u0159\u00eddele<\/strong> varianta s ni\u017e\u0161\u00edm p\u0159evodov\u00fdm pom\u011brem (1:1,5 nebo 1:2) pro dosa\u017een\u00ed stejn\u00e9ho v\u00fdstupn\u00edho rozsahu.<\/p>\n

<\/p>\n

Anal\u00fdza \u00fa\u010dinnosti p\u0159enosu a provozn\u00edch n\u00e1klad\u016f<\/h2>\n

\u0160roubov\u00fd p\u0159evodov\u00fd stupe\u0148 LF-199A pracuje p\u0159i norm\u00e1ln\u00edm zat\u00ed\u017een\u00ed s mechanickou \u00fa\u010dinnost\u00ed 96\u2013981 TP3T \u2013 co\u017e znamen\u00e1, \u017ee z 33 kW vstupn\u00edho v\u00fdkonu se ztr\u00e1c\u00ed pouze 2\u201341 TP3T jako teplo v z\u00e1b\u011bru ozuben\u00fdch kol a t\u0159en\u00ed v lo\u017eisk\u00e1ch. Porovnejte to s alternativn\u00edmi metodami pohonu seka\u010dky:<\/p>\n