{"id":4631,"date":"2026-04-29T07:01:46","date_gmt":"2026-04-29T07:01:46","guid":{"rendered":"https:\/\/hydrathpower.com\/?p=4631"},"modified":"2026-04-29T07:01:46","modified_gmt":"2026-04-29T07:01:46","slug":"%ec%9c%a0%ec%95%95-%ec%a0%9c%ec%96%b4-%eb%b0%b8%eb%b8%8c-%eb%a6%b4%eb%a6%ac%ed%94%84-%ea%b0%90%ec%86%8c-%ec%8b%9c%ed%80%80%ec%8a%a4-%eb%b0%8f-%ec%96%b8%eb%a1%9c%eb%94%a9-%ec%9d%b4%ed%95%b4","status":"publish","type":"post","link":"https:\/\/hydrathpower.com\/ko\/understanding-hydraulic-pressure-control-valves-relief-reducing-sequence-and-unloading\/","title":{"rendered":"\uc720\uc555 \uc81c\uc5b4 \ubc38\ube0c\uc758 \uc774\ud574 \ub9b4\ub9ac\ud504, \uac10\uc555, \uc2dc\ud000\uc2a4 \ubc0f \uc5b8\ub85c\ub529"},"content":{"rendered":"<h2>\uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/h2>\n<p>\uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c\ub294 \uac70\uc758 \ubaa8\ub4e0 \uc720\uc555 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c \uc555\ub825\uc744 \uc6d0\ud558\ub294 \uc0c1\ud55c\uc120 \uc774\ud558\ub85c \uc548\uc804\ud558\uac8c \uc720\uc9c0\ud558\ub294 \uac83\ubd80\ud130 \uc720\uccb4 \ud68c\ub85c\uc758 \ud2b9\uc815 \uc601\uc5ed\uc5d0\uc11c \uace0\uc815 \uc555\ub825\uc744 \uc720\uc9c0\ud558\ub294 \uac83\uae4c\uc9c0 \ub2e4\uc591\ud55c \uae30\ub2a5\uc744 \uc9c0\uc6d0\ud569\ub2c8\ub2e4.<\/p>\n<div class=\"highlight-box\">\n<p>\uc0b0\uc5c5 \ud45c\uc900\uc740 \uc720\uc555 \uc124\uacc4 \uacb0\uc815\uc744 \uc548\ub0b4\ud569\ub2c8\ub2e4. \uc5d0 \ub530\ub974\uba74 <a href=\"https:\/\/www.iso.org\/standard\/53564.html\" target=\"_blank\" rel=\"nofollow noopener\">ISO 4413:2010<\/a>, \uc124\uacc4\uc790\ub294 \ubd80\ud488\uc758 \ud06c\uae30\ub97c \uc815\ud560 \ub54c \ucd5c\ub300 \uc555\ub825\uacfc \uc628\ub3c4\ub97c \uace0\ub824\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc548\uc804\ud55c \uc791\ub3d9\uacfc \uae34 \uc11c\ube44\uc2a4 \uc218\uba85\uc744 \ubcf4\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4632\" aria-describedby=\"caption-attachment-4632\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img fetchpriority=\"high\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves-300x256.jpg\" class=\"size-medium wp-image-4632 lazyload\" alt=\"\uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c\" width=\"300\" height=\"256\"><figcaption id=\"caption-attachment-4632\" class=\"wp-caption-text\"><noscript><img decoding=\"async\" class=\"size-medium wp-image-4632\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves-300x256.jpg\" alt=\"\uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c\" width=\"300\" height=\"256\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves-300x256.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves-1024x872.jpg 1024w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves-768x654.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves-14x12.jpg 14w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pressure-Control-Valves.jpg 1027w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c<\/figcaption><\/figure>\n<\/div>\n<p>\uc555\ub825\uc744 \uc81c\uc5b4\ud558\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ubc38\ube0c\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\ub9b4\ub9ac\ud504 \ubc38\ube0c<\/strong><\/li>\n<li><strong>\ubc38\ube0c \uac10\uc18c<\/strong><\/li>\n<li><strong>\uc2dc\ud000\uc2a4 \ubc38\ube0c<\/strong><\/li>\n<li><strong>\uce74\uc6b4\ud130 \ubc38\ub7f0\uc2a4 \ubc38\ube0c<\/strong><\/li>\n<li><strong>\uc5b8\ub85c\ub529 \ubc38\ube0c<\/strong><\/li>\n<\/ul>\n<h2>\ub9b4\ub9ac\ud504 \ubc38\ube0c<\/h2>\n<p>\ub300\ubd80\ubd84\uc758 \uc720\uccb4 \ub3d9\ub825 \uc2dc\uc2a4\ud15c\uc740 \uc0ac\uc804 \uc124\uc815\ub41c \uc555\ub825 \ubc94\uc704 \ub0b4\uc5d0\uc11c \uc791\ub3d9\ud558\ub3c4\ub85d \uc124\uacc4\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud798\uc744 \uc81c\uc5b4\ud558\uac70\ub098 \uc81c\ud55c\ud558\uc9c0 \uc54a\uc73c\uba74 \uc720\uccb4 \ub3d9\ub825 \ubd80\ud488\uc774 \uc190\uc0c1\ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>\uc9c1\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c<\/h3>\n<p>\uc9c1\ub3d9 \ubc38\ube0c\ub294 \uc2a4\ud504\ub9c1 \ub610\ub294 \ubcfc\ub85c \uad6c\uc131\ub420 \uc218 \uc788\uc73c\uba70, \ud55c\ucabd\uc740 \uc2dc\uc2a4\ud15c \uc555\ub825\uc5d0 \ub178\ucd9c\ub418\uace0 \ub2e4\ub978 \ud55c\ucabd\uc740 \ubbf8\ub9ac \uc124\uc815\ub41c \uc2a4\ud504\ub9c1\uc758 \ud798\uc5d0 \uc758\ud574 \ubc18\ub300 \ubc29\ud5a5\uc73c\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c \uc555\ub825\uc774 \ubc38\ube0c \uc2a4\ud504\ub9c1 \uc124\uc815\uc744 \ucd08\uacfc\ud558\uae30 \uc2dc\uc791\ud558\uba74 \uc720\uccb4\uac00 \ubcfc \ub610\ub294 \ud3ec\ud3ab\uc744 \ub4e4\uc5b4 \uc62c\ub824 \uc81c\uc5b4\ub41c \uc591\uc758 \uc561\uccb4\uac00 \ud0f1\ud06c\ub85c \uc6b0\ud68c\ud558\uc5ec \uc2dc\uc2a4\ud15c \uc555\ub825\uc744 \uc720\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4633\" aria-describedby=\"caption-attachment-4633\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Direct-Acting-Relief-Valves-300x202.jpg\" class=\"size-medium wp-image-4633 lazyload\" alt=\"\uc9c1\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4633\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4633\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Direct-Acting-Relief-Valves-300x202.jpg\" alt=\"\uc9c1\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Direct-Acting-Relief-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Direct-Acting-Relief-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Direct-Acting-Relief-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Direct-Acting-Relief-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \uc9c1\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c<\/figcaption><\/figure>\n<h3>\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c<\/h3>\n<p>\ucd5c\uc18c\ud55c\uc758 \ucc28\uc555\uc73c\ub85c \ud070 \uc720\ub7c9\uc744 \ubc29\ucd9c\ud574\uc57c \ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \uacbd\uc6b0 \uc77c\ubc18\uc801\uc73c\ub85c \ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c\uac00 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc774 \ubc38\ube0c\ub294 \ub450 \ub2e8\uacc4\ub85c \uc791\ub3d9\ud569\ub2c8\ub2e4:<\/p>\n<ol>\n<li>\ud30c\uc77c\ub7ff \ub2e8\uacc4\ub294 \uc18c\ud615 \uc2a4\ud504\ub9c1 \ubc14\uc774\uc5b4\uc2a4 \ub9b4\ub9ac\ud504 \ubc38\ube0c(\uc77c\ubc18\uc801\uc73c\ub85c \uba54\uc778 \ub9b4\ub9ac\ud504 \ubc38\ube0c\uc5d0 \ub0b4\uc7a5\ub428)\ub85c \uad6c\uc131\ub429\ub2c8\ub2e4.<\/li>\n<li>\ud30c\uc77c\ub7ff\uc740 \uba54\uc778 \ub9b4\ub9ac\ud504 \ubc38\ube0c\ub97c \uc81c\uc5b4\ud558\ub294 \ud2b8\ub9ac\uac70 \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4.<\/li>\n<\/ol>\n<p>\uc774 \ubc38\ube0c\ub294 \uc2dc\uc2a4\ud15c\uc774 90%\uc758 \ucd5c\ub300 \uc555\ub825\uc5d0 \ub3c4\ub2ec\ud560 \ub54c\uae4c\uc9c0 \uc5f4\ub9ac\uae30 \uc2dc\uc791\ud558\uc9c0 \uc54a\uc73c\ubbc0\ub85c \ubc14\uc774\ud328\uc2a4\ub418\ub294 \uc624\uc77c\uc774 \uc801\uc5b4 \uc2dc\uc2a4\ud15c \ud6a8\uc728\uc774 \ubcf4\ud638\ub429\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4634\" aria-describedby=\"caption-attachment-4634\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Relief-Valves-300x202.jpg\" class=\"size-medium wp-image-4634 lazyload\" alt=\"\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4634\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4634\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Relief-Valves-300x202.jpg\" alt=\"\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Relief-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Relief-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Relief-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Relief-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c<\/figcaption><\/figure>\n<h2>\ubc38\ube0c \uac10\uc18c<\/h2>\n<p>\uc720\uc555 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \uc774\ucc28\uc801\uc73c\ub85c \ub0ae\uc740 \uc555\ub825\uc744 \uc720\uc9c0\ud558\ub294 \ub370 \uac00\uc7a5 \uc2e4\uc6a9\uc801\uc778 \uad6c\uc131 \uc694\uc18c\ub294 <a href=\"\/hydraulic-pressure-reducing-valve\/\">\ud658\uc6d0 \ubc38\ube0c<\/a>. \uac10\uc555 \ubc38\ube0c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc124\uc815\ub41c \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \uc555\ub825\uc5d0 \ub3c4\ub2ec\ud558\uba74 \ub2eb\ud788\ub294 \uc591\ubc29\ud5a5 \uac1c\ubc29\ud615 \ubc38\ube0c\uc785\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4635\" aria-describedby=\"caption-attachment-4635\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Reducing-Valves-300x202.jpg\" class=\"size-medium wp-image-4635 lazyload\" alt=\"\ubc38\ube0c \uac10\uc18c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4635\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4635\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Reducing-Valves-300x202.jpg\" alt=\"\ubc38\ube0c \uac10\uc18c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Reducing-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Reducing-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Reducing-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Reducing-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \ubc38\ube0c \uac10\uc18c<\/figcaption><\/figure>\n<h3>\uc9c1\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c<\/h3>\n<p>\uc9c1\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c\ub294 \uc8fc \ud68c\ub85c \uc555\ub825 \ubcc0\ud654\uc5d0 \uad00\uacc4\uc5c6\uc774 \ubcf4\uc870 \ud68c\ub85c\uc5d0\uc11c \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ucd5c\ub300 \uc555\ub825\uc744 \uc81c\ud55c\ud569\ub2c8\ub2e4. \uc555\ub825 \uac10\uc9c0 \uc2e0\ud638\ub294 \ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \ucabd\uc5d0\uc11c \ub098\uc635\ub2c8\ub2e4.<\/p>\n<h3>\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c<\/h3>\n<p>\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c\uc5d0\uc11c \uc2a4\ud480\uc740 \uc591\ucabd \ub05d\uc758 \ud558\ub958 \uc555\ub825\uc5d0 \uc758\ud574 \uc720\uc555\uc801\uc73c\ub85c \uade0\ud615\uc744 \ub9de\ucda5\ub2c8\ub2e4. \uac00\ubcbc\uc6b4 \uc2a4\ud504\ub9c1\uc774 \ubc38\ube0c\ub97c \uc5f4\ub9b0 \uc0c1\ud0dc\ub85c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4636\" aria-describedby=\"caption-attachment-4636\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Reducing-Valves-300x202.jpg\" class=\"size-medium wp-image-4636 lazyload\" alt=\"\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4636\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4636\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Reducing-Valves-300x202.jpg\" alt=\"\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Reducing-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Reducing-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Reducing-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Reducing-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uac10\uc555 \ubc38\ube0c<\/figcaption><\/figure>\n<h2>\uc2dc\ud000\uc2a4 \ubc38\ube0c<\/h2>\n<p>\uc561\ucd94\uc5d0\uc774\ud130\uac00 \uc5ec\ub7ec \uac1c \uc788\ub294 \ud68c\ub85c\uc5d0\uc11c\ub294 \uc561\ucd94\uc5d0\uc774\ud130\ub97c \uc815\ud574\uc9c4 \uc21c\uc11c\ub300\ub85c \uad6c\ub3d9\ud574\uc57c \ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4. \uc2dc\ud000\uc2a4 \ubc38\ube0c\ub294 \ub2e4\uc591\ud55c \uae30\ub2a5\uc774 \ubc1c\uc0dd\ud558\ub294 \uc21c\uc11c\ub97c \uc870\uc808\ud569\ub2c8\ub2e4.<\/p>\n<p>\uc2dc\ud000\uc2a4 \ubc38\ube0c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ub2eb\ud78c \uc591\ubc29\ud5a5 \ubc38\ube0c\uc785\ub2c8\ub2e4. \uc9c1\ub3d9\uc2dd \ub9b4\ub9ac\ud504 \ubc38\ube0c\uc640 \uc720\uc0ac\ud558\uc9c0\ub9cc \uc2a4\ud504\ub9c1 \ucc54\ubc84\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ud0f1\ud06c\ub85c \uc678\ubd80\ub85c \ubc30\ucd9c\ub429\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4637\" aria-describedby=\"caption-attachment-4637\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Sequence-Valves-300x202.jpg\" class=\"size-medium wp-image-4637 lazyload\" alt=\"\uc2dc\ud000\uc2a4 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4637\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4637\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Sequence-Valves-300x202.jpg\" alt=\"\uc2dc\ud000\uc2a4 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Sequence-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Sequence-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Sequence-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Sequence-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \uc2dc\ud000\uc2a4 \ubc38\ube0c<\/figcaption><\/figure>\n<h2>\uce74\uc6b4\ud130 \ubc38\ub7f0\uc2a4 \ubc38\ube0c<\/h2>\n<p>\uc77c\ubc18\uc801\uc73c\ub85c \ub2eb\ud78c \uc774 \ubc38\ube0c\ub294 \uc8fc\ub85c \ubb34\uac8c\ub098 \uc678\ubd80 \ud798\uc5d0 \ub300\uc751\ud558\uae30 \uc704\ud574 \ud68c\ub85c \uc139\uc158\uc5d0\uc11c \uace0\uc815 \uc555\ub825\uc744 \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<p>\uba54\uc778 \ud3ec\ud2b8\ub294 \uc2e4\ub9b0\ub354 \ub85c\ub4dc \uc5d4\ub4dc\uc5d0 \uc5f0\uacb0\ub418\uace0 \ubcf4\uc870 \ud3ec\ud2b8\ub294 \ubc29\ud5a5 \uc81c\uc5b4 \ubc38\ube0c\uc5d0 \uc5f0\uacb0\ub429\ub2c8\ub2e4.<\/p>\n<figure id=\"attachment_4638\" aria-describedby=\"caption-attachment-4638\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Counterbalance-Valves-300x202.jpg\" class=\"size-medium wp-image-4638 lazyload\" alt=\"\uce74\uc6b4\ud130 \ubc38\ub7f0\uc2a4 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4638\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4638\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Counterbalance-Valves-300x202.jpg\" alt=\"\uce74\uc6b4\ud130 \ubc38\ub7f0\uc2a4 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Counterbalance-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Counterbalance-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Counterbalance-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Counterbalance-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \uce74\uc6b4\ud130 \ubc38\ub7f0\uc2a4 \ubc38\ube0c<\/figcaption><\/figure>\n<h2>\uc5b8\ub85c\ub529 \ubc38\ube0c<\/h2>\n<p>\uc774 \ubc38\ube0c\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \ud38c\ud504 \uc5b8\ub85c\ub529\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uc2dc\uc2a4\ud15c \uc555\ub825\uc5d0 \ub3c4\ub2ec\ud558\uba74 \ud38c\ud504 \ucd9c\ub825 \ud750\ub984\uc744 \uc9c1\uc811 <a href=\"\/hydraulic-tank\/\">\ud0f1\ud06c<\/a> \uc800\uc555\uc5d0\uc11c.<\/p>\n<figure id=\"attachment_4639\" aria-describedby=\"caption-attachment-4639\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Unloading-Valves-300x202.jpg\" class=\"size-medium wp-image-4639 lazyload\" alt=\"\uc5b8\ub85c\ub529 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4639\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4639\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Unloading-Valves-300x202.jpg\" alt=\"\uc5b8\ub85c\ub529 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Unloading-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Unloading-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Unloading-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Unloading-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \uc5b8\ub85c\ub529 \ubc38\ube0c<\/figcaption><\/figure>\n<figure id=\"attachment_4640\" aria-describedby=\"caption-attachment-4640\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Unloading-Valves-300x202.jpg\" class=\"size-medium wp-image-4640 lazyload\" alt=\"\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uc5b8\ub85c\ub529 \ubc38\ube0c\" width=\"300\" height=\"202\"><figcaption id=\"caption-attachment-4640\" class=\"wp-caption-text\"><noscript><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-4640\" src=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Unloading-Valves-300x202.jpg\" alt=\"\ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uc5b8\ub85c\ub529 \ubc38\ube0c\" width=\"300\" height=\"202\" srcset=\"https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Unloading-Valves-300x202.jpg 300w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Unloading-Valves-768x518.jpg 768w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Unloading-Valves-18x12.jpg 18w, https:\/\/hydrathpower.com\/wp-content\/uploads\/2026\/04\/Pilot-Operated-Unloading-Valves.jpg 869w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/noscript> \ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \uc5b8\ub85c\ub529 \ubc38\ube0c<\/figcaption><\/figure>\n<h3>\ud558\uc774-\ub85c\uc6b0 \ud68c\ub85c<\/h3>\n<p>\uad6c\ub3d9\uacfc \uc18d\ub3c4(\ud074\ub7a8\ud551)\uc5d0 \ub450 \uac1c\uc758 \ud38c\ud504\ub97c \uc0ac\uc6a9\ud558\ub294 \ud68c\ub85c\ub294 \uc5b8\ub85c\ub529 \ubc38\ube0c\uc5d0 \uc758\uc874\ud558\uc5ec \ud6a8\uc728\uc131\uc744 \uac1c\uc120\ud569\ub2c8\ub2e4.<\/p>\n<h2>\uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c \ube44\uad50<\/h2>\n<table>\n<thead>\n<tr>\n<th>\ubc38\ube0c \uc720\ud615<\/th>\n<th>\uc8fc\uc694 \uae30\ub2a5<\/th>\n<th>\uc815\uc0c1 \uc0c1\ud0dc<\/th>\n<th>\uac10\uc9c0 \uc704\uce58<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\ub9b4\ub9ac\ud504 \ubc38\ube0c<\/td>\n<td>\ucd5c\ub300 \uc2dc\uc2a4\ud15c \uc555\ub825 \uc81c\ud55c<\/td>\n<td>\uc815\uc0c1\uc801\uc73c\ub85c \ub2eb\ud798<\/td>\n<td>\uc785\uad6c \uc555\ub825<\/td>\n<\/tr>\n<tr>\n<td>\uac10\uc555 \ubc38\ube0c<\/td>\n<td>\ubcf4\uc870 \ub0ae\uc740 \uc555\ub825 \uc720\uc9c0<\/td>\n<td>\uc77c\ubc18\uc801\uc73c\ub85c \uc5f4\ub824 \uc788\uc74c<\/td>\n<td>\ub2e4\uc6b4\uc2a4\ud2b8\ub9bc \uc555\ub825<\/td>\n<\/tr>\n<tr>\n<td>\uc2dc\ud000\uc2a4 \ubc38\ube0c<\/td>\n<td>\uc81c\uc5b4 \uc561\ucd94\uc5d0\uc774\ud130 \uc2dc\ud000\uc2a4<\/td>\n<td>\uc815\uc0c1\uc801\uc73c\ub85c \ub2eb\ud798<\/td>\n<td>\uc5c5\uc2a4\ud2b8\ub9bc \uc555\ub825<\/td>\n<\/tr>\n<tr>\n<td>\uce74\uc6b4\ud130 \ubc38\ub7f0\uc2a4 \ubc38\ube0c<\/td>\n<td>\ud558\uc911 \ub300\uc751<\/td>\n<td>\uc815\uc0c1\uc801\uc73c\ub85c \ub2eb\ud798<\/td>\n<td>\ub0b4\ubd80 \ud30c\uc77c\ub7ff<\/td>\n<\/tr>\n<tr>\n<td>\uc5b8\ub85c\ub529 \ubc38\ube0c<\/td>\n<td>\ud38c\ud504 \ud750\ub984\uc744 \ud0f1\ud06c\ub85c \ub9ac\ub514\ub809\uc158<\/td>\n<td>\uc2a4\ud504\ub9c1 \uc7a5\ucc29<\/td>\n<td>\uc678\ubd80 \ud30c\uc77c\ub7ff<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\uc62c\ubc14\ub978 \uc555\ub825 \uc81c\uc5b4 \ubc38\ube0c\ub97c \uc120\ud0dd\ud558\ub294 \ubc29\ubc95<\/h2>\n<div class=\"valve-card\">\n<ol>\n<li><strong>\uc2dc\uc2a4\ud15c \ubcf4\ud638\uac00 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/strong> \ub9b4\ub9ac\ud504 \ubc38\ube0c \uc0ac\uc6a9<\/li>\n<li><strong>2\ucc28\uc801\uc73c\ub85c \ub0ae\uc740 \uc555\ub825\uc774 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/strong> \uac10\uc555 \ubc38\ube0c \uc0ac\uc6a9<\/li>\n<li><strong>\uc5ec\ub7ec \uc561\ucd94\uc5d0\uc774\ud130\uc758 \uc21c\uc11c\uac00 \ud544\uc694\ud558\uc2e0\uac00\uc694?<\/strong> \uc2dc\ud000\uc2a4 \ubc38\ube0c \uc0ac\uc6a9<\/li>\n<li><strong>\ub85c\ub4dc \uc790\uc720 \ub099\ud558\ub97c \ubc29\uc9c0\ud558\uc2dc\ub098\uc694?<\/strong> \uce74\uc6b4\ud130\ubc38\ub7f0\uc2a4 \ubc38\ube0c \uc0ac\uc6a9<\/li>\n<li><strong>\ud6a8\uc728\uc131\uc744 \uc704\ud55c \ud38c\ud504 \uc5b8\ub85c\ub529?<\/strong> \uc5b8\ub85c\ub529 \ubc38\ube0c \uc0ac\uc6a9<\/li>\n<\/ol>\n<\/div>\n<h2>\uc790\uc8fc \ubb3b\ub294 \uc9c8\ubb38<\/h2>\n<div class=\"faq-item\">\n<p><strong>Q: \ub9b4\ub9ac\ud504 \ubc38\ube0c\uc640 \uac10\uc555 \ubc38\ube0c\uc758 \ucc28\uc774\uc810\uc740 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong>A: \ub9b4\ub9ac\ud504 \ubc38\ube0c\ub294 \uc555\ub825\uc774 \uc124\uc815\uac12\uc744 \ucd08\uacfc\ud558\uba74 \uc5f4\ub9bc\uc73c\ub85c\uc368 \ucd5c\ub300 \uc2dc\uc2a4\ud15c \uc555\ub825\uc744 \uc81c\ud55c\ud569\ub2c8\ub2e4. \uac10\uc555 \ubc38\ube0c\ub294 \uc5c5\uc2a4\ud2b8\ub9bc \uc555\ub825\uc5d0 \uad00\uacc4\uc5c6\uc774 2\ucc28 \uc555\ub825\uc744 \ub0ae\uac8c \uc720\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n<\/div>\n<div class=\"faq-item\">\n<p><strong>Q: \uc9c1\ub3d9 \ubc38\ube0c \ub300\uc2e0 \ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ubc38\ube0c\ub97c \uc5b8\uc81c \uc0ac\uc6a9\ud574\uc57c \ud569\ub2c8\uae4c?<\/strong>A: \ud30c\uc77c\ub7ff \uc791\ub3d9\uc2dd \ubc38\ube0c\ub294 \ucd5c\uc18c \ucc28\uc555\uc774 \uc911\uc694\ud55c \uace0\uc720\ub7c9, \uace0\uc555 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc5d0 \uac00\uc7a5 \uc801\ud569\ud569\ub2c8\ub2e4.<\/p>\n<\/div>\n<div class=\"faq-item\">\n<p><strong>Q: \ub9b4\ub9ac\ud504 \ubc38\ube0c\uc758 \uc555\ub825 \uc624\ubc84\uc288\ud2b8\ub780 \ubb34\uc5c7\uc778\uac00\uc694?<\/strong>A: \uc555\ub825 \uc624\ubc84\uc288\ud2b8\ub294 \ud06c\ub798\ud0b9 \uc555\ub825\uacfc \uc804\uccb4 \ud750\ub984 \uc555\ub825\uc758 \ucc28\uc774\uc785\ub2c8\ub2e4.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>What are Pressure Control Valves? Pressure control valves are found in nearly all hydraulic systems. They assist in multiple functions, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4632,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4631","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Understanding Hydraulic Pressure Control Valves: Relief, Reducing, Sequence, and Unloading - Hydrath Power<\/title>\n<meta name=\"description\" content=\"Learn how pressure control valves manage hydraulic system pressure. 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