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À¯¾Ð BRAKE VALVE´Â POWER ¹ß»ýºÎ¿Í ¾ÐÃàºÎ·Î ³ª´©¾îÁö´Âµ¥ À¯¾ÐÀ¯¸¦ ÀÛµ¿À¯·Î »ç¿ëÇϸç, POWER ¹ß»ýºÎ¿¡ À¯¾ÐÀ» »ç¿ëÇÔÀ¸·Î½á ºê·¹ÀÌÅ© Æä´ÞÀÌ ºÎµå·´°Ô ÀÛµ¿µÈ´Ù.
BRAKE VALVEÀÇ ºÐ·ù´Â »ç¿ë ÀÛµ¿À¯ÀÇ ¼ö¿¡ µû¶ó 1-FLUID TYPE, 2-FLUID TYPEÀ¸·Î ±¸ºÐµÈ´Ù.
Brake ValveÀÇ ÀÛµ¿Àº Power ¹× Manual ¸ðµÎ °¡´ÉÇϸç Spool OUT ¹æ½ÄÀ¸·Î ÀÛµ¿µÈ´Ù. Á߸³½Ã¿¡´Â Priority valve¿¡¼ °ø±ÞµÇ´Â À¯·®ÀÌ Brake Valve¸¦ Áö³ª Tank·Î DrainµÈ´Ù. Spool ÀÛµ¿½Ã Load Sensing LineÀÇ SignalÀ» ÅëÇØ Priority Valve¿¡¼ CFÃøÀ¸·Î À¯·®À» °ø±ÞÇÏ¸ç ¿©±â¼ °ø±ÞµÈ À¯·®Àº Brake Spool°ú SleeveÀÇ Á¦¾î¸¦ ÅëÇØ Valve³»ÀÇ PistonÀ» ¹Ð¾î PistonÀÇ ¹èÁ¦ ¿ëÀû¸¸ÅÀÇ OilÀÌ Brake LineÀ¸·Î ÅäÃâµÇ¾î Brake SystemÀÌ ÀÛµ¿µÈ´Ù.
Valve³»¿¡ Shuttle Valve°¡ ³»ÀåµÇ¾î ÀÖ¾î º°µµÀÇ À¯·®°ø±ÞÀåÄ¡¸¦ »ç¿ëÇÏÁö ¾Ê°í Load Sensing, Dynamic Signal ¹æ½ÄÀÇ Priority Valve¿¡¼ CF-LineÀ» Steering Unit¿Í ÇÔ²² »ç¿ëÇÑ´Ù. ´Ü ÇÑ°è ¾Ð·Â ¼³Á¤Àº Priority Valve³»¿¡ Relief Valve¸¦ ÀåÂøÇÏ¿© Á¶ÀýÇØ¾ß ÇÑ´Ù.
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PUMP·ÎºÎÅÍ °ø±ÞµÇ´Â ÀÛµ¿À¯´Â PRIORITY VALVEÀÇ¡°CF¡±PORT¸¦ ÅëÇØ BRAKE VALVE·Î °ø±ÞµÇ¾îÁö°í ³ª¸ÓÁö´Â ¡°EF¡±PORT·Î º¸³»Áø´Ù.
BRAKE VALVE¿¡ °ø±ÞµÈ ÀÛµ¿À¯´Â ¾ÐÃàºÎ¿¡ ä¿öÁö°í POWER ¹ß»ýºÎ¸¦ °ÅÃÄ TANK·Î ±ÍȯµÈ´Ù.
BRAKE PADALÀ» ¹âÀ¸¸é BRAKE VALVE ³»ºÎÀÇ¡°A¡±À¯·Î°¡ Â÷´ÜµÇ°í,¡°B¡±À¯·Î¸¦ ÅëÇØ POWER ¹ß»ýºÎ¿¡ ÀÛµ¿À¯°¡ °ø±ÞµÇ¾î ¾Ð·ÂÀÌ Çü¼ºµÈ´Ù. POWER ¹ß»ýºÎ¿¡ Çü¼ºµÈ ÈûÀº PISTONÀ» ¹Ð¾î ¾ÐÃàºÎ¿¡ ä¿öÁø ÀÛµ¿À¯¸¦ ¹Ð¾î ³ôÀº ¾Ð·ÂÀ» ¹ß»ý½ÃŲ´Ù. À̶§, ¹ß»ýµÈ OilÀº BRAKE·Î º¸³»Á® Â÷·®À» ¸ØÃß°Ô ÇÑ´Ù.
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TYPE :
LOAD SENSING, DYNAMIC SIGNAL
HYDRAULIC OIL :
EQUIVALENT TO ISO VG 32
INLET PRESSURE :
83~90 BAR (Relief Setting Pressure of Priority Valve)
INLET FLOW :
3.8 ~ 4.2 l/min
BRAKE SPOOL FULL STROKE :
BRAKE SPOOL FULL STROKE : 16~16.7 mm