{"id":4628,"date":"2026-01-21T21:29:37","date_gmt":"2026-01-21T21:29:37","guid":{"rendered":"https:\/\/yunrui-controls.com\/?post_type=products&#038;p=4628"},"modified":"2026-03-29T16:13:22","modified_gmt":"2026-03-29T16:13:22","slug":"fisher-type-289p-relief","status":"publish","type":"products","link":"https:\/\/www.yunrui-controls.com\/vi\/products\/fisher-type-289p-relief\/","title":{"rendered":"Van an to\u00e0n ho\u1eb7c van \u0111i\u1ec1u \u00e1p ng\u01b0\u1ee3c Fisher lo\u1ea1i 289P | Van an to\u00e0n \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng kh\u00ed n\u00e9n c\u00f4ng su\u1ea5t cao"},"content":{"rendered":"<h2 data-path-to-node=\"4\">Nh\u1eefng l\u1ee3i \u00edch v\u00e0 \u01b0u \u0111i\u1ec3m ch\u00ednh<\/h2>\n<ul data-path-to-node=\"5\">\n<li>\n<p data-path-to-node=\"5,0,0\"><span class=\"citation-2830 citation-end-2830\">Kh\u1ea3 n\u0103ng x\u1ea3 \u00e1p cao v\u1edbi \u00e1p su\u1ea5t t\u0103ng th\u1ea5p: M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a 289P l\u00e0 kh\u1ea3 n\u0103ng \u0111\u1ea1t \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng m\u1edf ho\u00e0n to\u00e0n v\u1edbi m\u1ee9c t\u0103ng \u00e1p su\u1ea5t r\u1ea5t nh\u1ecf so v\u1edbi \u0111i\u1ec3m \u0111\u1eb7t.<\/span> \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 t\u1ed1i \u0111a cho c\u00e1c h\u1ec7 th\u1ed1ng \u00e1p su\u1ea5t th\u1ea5p kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 t\u0103ng \u00e1p \u0111\u1ed9t ng\u1ed9t \u0111\u00e1ng k\u1ec3.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,1,0\"><span class=\"citation-2829 citation-end-2829\">T\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng k\u00edn nhanh sau khi v\u1eadn h\u00e0nh: Sau khi t\u00ecnh tr\u1ea1ng qu\u00e1 \u00e1p \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c, van 289P \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng k\u00edn nhanh ch\u00f3ng v\u00e0 ch\u1eafc ch\u1eafn.<\/span> \u0110i\u1ec1u n\u00e0y gi\u00fap gi\u1ea3m thi\u1ec3u th\u1ea5t tho\u00e1t kh\u00ed v\u00e0 \u0111\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng ngay l\u1eadp t\u1ee9c sau s\u1ef1 c\u1ed1 x\u1ea3 \u00e1p.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,2,0\"><span class=\"citation-2828 citation-end-2828\">C\u01a1 ch\u1ebf m\u1edf \u00eam \u00e1i: C\u01a1 ch\u1ebf \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng th\u1ee7y l\u1ef1c gi\u00fap qu\u00e1 tr\u00ecnh m\u1edf di\u1ec5n ra m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u00e0 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t.<\/span> <span class=\"citation-2827 citation-end-2827\">\u0110i\u1ec1u n\u00e0y ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng t\u0103ng \u00e1p \u0111\u1ed9t ng\u1ed9t trong h\u1ec7 th\u1ed1ng c\u00f3 th\u1ec3 x\u1ea3y ra v\u1edbi c\u01a1 ch\u1ebf &quot;t\u00e1c \u0111\u1ed9ng nhanh&quot; \u0111i\u1ec3n h\u00ecnh c\u1ee7a m\u1ed9t s\u1ed1 van an to\u00e0n v\u1eadn h\u00e0nh tr\u1ef1c ti\u1ebfp.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,3,0\"><span class=\"citation-2826 citation-end-2826\">Ghi nh\u1eadn \u00e1p su\u1ea5t b\u00ean ngo\u00e0i ch\u00ednh x\u00e1c: Vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u01b0\u1eddng \u0111i\u1ec1u khi\u1ec3n b\u00ean ngo\u00e0i cho ph\u00e9p b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh c\u1ea3m nh\u1eadn \u00e1p su\u1ea5t tr\u1ef1c ti\u1ebfp t\u1eeb \u0111\u01b0\u1eddng \u1ed1ng ph\u00eda h\u1ea1 l\u01b0u.<\/span> \u0110i\u1ec1u n\u00e0y gi\u00fap vi\u1ec7c \u0111\u0103ng k\u00fd nhanh h\u01a1n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n, \u0111\u1ea3m b\u1ea3o van ph\u1ea3n \u1ee9ng ch\u00ednh x\u00e1c v\u1edbi \u00e1p su\u1ea5t th\u1ef1c t\u1ebf c\u1ee7a h\u1ec7 th\u1ed1ng ch\u1ee9 kh\u00f4ng ph\u1ea3i do s\u1ef1 nhi\u1ec5u lo\u1ea1n t\u1ea1i c\u1eeda v\u00e0o c\u1ee7a van.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,4,0\"><span class=\"citation-2825 citation-end-2825\">Gi\u1ea3i ph\u00e1p b\u1ea3o v\u1ec7 ti\u1ebft ki\u1ec7m chi ph\u00ed: Thi\u1ebft b\u1ecb 289P cung c\u1ea5p gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m chi ph\u00ed cho vi\u1ec7c gi\u1ea3m t\u1ea3i c\u00f4ng su\u1ea5t cao.<\/span> Thi\u1ebft k\u1ebf hi\u1ec7u qu\u1ea3 c\u1ee7a n\u00f3 mang l\u1ea1i hi\u1ec7u su\u1ea5t t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c van l\u1edbn h\u01a1n, \u0111\u1eaft ti\u1ec1n h\u01a1n nh\u01b0ng v\u1edbi k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 d\u1ec5 qu\u1ea3n l\u00fd h\u01a1n.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,5,0\"><span class=\"citation-2824 citation-end-2824\">C\u1ea5u tr\u00fac ch\u1eafc ch\u1eafn v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n: \u0110\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u0111\u1ec3 s\u1eed d\u1ee5ng l\u00e2u d\u00e0i ngo\u00e0i tr\u1eddi, 289P c\u00f3 th\u00e2n m\u00e1y b\u1ec1n b\u1ec9 v\u00e0 c\u00e1c \u1ed1c v\u00edt ch\u1ed1ng \u0103n m\u00f2n.<\/span> \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 tr\u1edf n\u00ean l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1eed d\u1ee5ng trong c\u00e1c tr\u1ea1m \u0111i\u1ec1u ti\u1ebft khu v\u1ef1c v\u00e0 c\u00e1c gi\u00e0n kh\u00ed c\u00f4ng nghi\u1ec7p, n\u01a1i th\u01b0\u1eddng xuy\u00ean ti\u1ebfp x\u00fac v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 m\u00f4i tr\u01b0\u1eddng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"5,6,0\"><span class=\"citation-2823 citation-end-2823\">D\u1ec5 b\u1ea3o tr\u00ec: Van \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 d\u1ec5 d\u00e0ng b\u1ea3o tr\u00ec t\u1ea1i ch\u1ed7.<\/span> C\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a van \u0111i\u1ec1u khi\u1ec3n v\u00e0 van ch\u00ednh d\u1ec5 d\u00e0ng ti\u1ebfp c\u1eadn, cho ph\u00e9p ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 v\u00e0 thay th\u1ebf ph\u1ee5 t\u00f9ng m\u00e0 kh\u00f4ng c\u1ea7n th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng h\u1ec7 th\u1ed1ng qu\u00e1 l\u00e2u.<\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"6\">\u0110\u1eb7c t\u00ednh k\u1ef9 thu\u1eadt<\/h3>\n<ul data-path-to-node=\"7\">\n<li>\n<p data-path-to-node=\"7,0,0\">Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng: Van x\u1ea3 \u00e1p ho\u1eb7c van \u0111i\u1ec1u \u00e1p b\u1eb1ng kh\u00ed n\u00e9n.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,1,0\"><span class=\"citation-2822 citation-end-2822\">M\u00f4i ch\u1ea5t: Kh\u00ed t\u1ef1 nhi\u00ean, kh\u00f4ng kh\u00ed, propan v\u00e0 c\u00e1c lo\u1ea1i kh\u00ed kh\u00f4ng \u0103n m\u00f2n kh\u00e1c.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,2,0\"><span class=\"citation-2821 citation-end-2821\">K\u1ebft n\u1ed1i: C\u00f3 s\u1eb5n c\u00e1c k\u00edch th\u01b0\u1edbc ren NPT ti\u00eau chu\u1ea9n, th\u01b0\u1eddng l\u00e0 1 inch v\u00e0 2 inch.<\/span><\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,3,0\">Ph\u1ea1m vi \u0111i\u1ec3m \u0111\u1eb7t: C\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh th\u00f4ng qua l\u00f2 xo \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c y\u00eau c\u1ea7u x\u1ea3 \u00e1p c\u1ee5 th\u1ec3 c\u1ee7a h\u1ec7 th\u1ed1ng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,4,0\">\u0110\u1ed9 ch\u00ednh x\u00e1c: \u0110\u1ed9 nh\u1ea1y cao nh\u1edd m\u00e0ng ng\u0103n \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng phi c\u00f4ng.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"7,5,0\">V\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o: Th\u00e2n m\u00e1y b\u1eb1ng gang ho\u1eb7c th\u00e9p v\u1edbi c\u00e1c ch\u1ea5t \u0111\u00e0n h\u1ed3i chuy\u00ean d\u1ee5ng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 k\u00edn kh\u00edt.<\/p>\n<\/li>\n<\/ul>\n<h4 data-path-to-node=\"8\">L\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng<\/h4>\n<p data-path-to-node=\"9\">Van an to\u00e0n lo\u1ea1i 289P l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn an to\u00e0n thi\u1ebft y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ng\u1eeba h\u01b0 h\u1ecfng thi\u1ebft b\u1ecb v\u00e0 \u0111\u1ea3m b\u1ea3o an to\u00e0n cho nh\u00e2n vi\u00ean trong c\u00e1c c\u01a1 s\u1edf x\u1eed l\u00fd kh\u00ed.<\/p>\n<h5 data-path-to-node=\"10\">C\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u00e0 \u1ee9ng d\u1ee5ng ch\u00ednh:<\/h5>\n<ul data-path-to-node=\"11\">\n<li>\n<p data-path-to-node=\"11,0,0\">Tr\u1ea1m \u0111i\u1ec1u ti\u1ebft khu v\u1ef1c: Cung c\u1ea5p bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 qu\u00e1 \u00e1p th\u1ee9 c\u1ea5p cho m\u1ea1ng l\u01b0\u1edbi kh\u00ed \u0111\u1ed1t \u0111\u00f4 th\u1ecb.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,1,0\">\u1ed0ng g\u00f3p kh\u00ed c\u00f4ng nghi\u1ec7p: B\u1ea3o v\u1ec7 c\u00e1c \u0111\u1ea7u \u0111\u1ed1t v\u00e0 n\u1ed3i h\u01a1i \u00e1p su\u1ea5t th\u1ea5p kh\u1ecfi s\u1ef1 c\u1ed1 h\u1ecfng h\u00f3c b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh \u00e1p su\u1ea5t ph\u00eda th\u01b0\u1ee3ng ngu\u1ed3n.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,2,0\">L\u1eafp \u0111\u1eb7t v\u00f2i l\u1ea5y kh\u00ed t\u1ea1i trang tr\u1ea1i: \u0110\u1ea3m b\u1ea3o an to\u00e0n cho vi\u1ec7c l\u1ea5y kh\u00ed quy m\u00f4 nh\u1ecf t\u1eeb c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng d\u1eabn kh\u00ed \u00e1p su\u1ea5t cao.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"11,3,0\">H\u1ec7 th\u1ed1ng kh\u00ed n\u00e9n: Ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t van an to\u00e0n x\u1ea3 \u00e1p c\u00f4ng su\u1ea5t l\u1edbn cho c\u00e1c b\u00ecnh ch\u1ee9a v\u00e0 \u1ed1ng d\u1eabn kh\u00ed c\u00f4ng nghi\u1ec7p c\u1ee1 l\u1edbn.<\/p>\n<\/li>\n<\/ul>\n<h3 data-path-to-node=\"13\"><\/h3>","protected":false},"excerpt":{"rendered":"<p>Van an to\u00e0n v\u00e0 \u0111i\u1ec1u ch\u1ec9nh \u00e1p su\u1ea5t ng\u01b0\u1ee3c Fisher Type 289P l\u00e0 lo\u1ea1i van hi\u1ec7u su\u1ea5t cao, v\u1eadn h\u00e0nh b\u1eb1ng kh\u00ed n\u00e9n, \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1ea3o v\u1ec7 qu\u00e1 \u00e1p trong h\u1ec7 th\u1ed1ng ph\u00e2n ph\u1ed1i kh\u00ed. \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng v\u1edbi kh\u00ed t\u1ef1 nhi\u00ean, kh\u00f4ng kh\u00ed, propan v\u00e0 c\u00e1c lo\u1ea1i kh\u00ed kh\u00f4ng \u0103n m\u00f2n kh\u00e1c, 289P n\u1ed5i ti\u1ebfng v\u1edbi kh\u1ea3 n\u0103ng x\u1eed l\u00fd l\u01b0u l\u01b0\u1ee3ng cao v\u1edbi m\u1ee9c t\u0103ng \u00e1p su\u1ea5t t\u1ed1i thi\u1ec3u so v\u1edbi \u0111i\u1ec3m \u0111\u1eb7t. Thi\u1ebft k\u1ebf v\u1eadn h\u00e0nh b\u1eb1ng kh\u00ed n\u00e9n \u0111\u1ea3m b\u1ea3o van ch\u00ednh lu\u00f4n \u0111\u00f3ng k\u00edn cho \u0111\u1ebfn khi \u0111\u1ea1t \u0111\u1ebfn \u00e1p su\u1ea5t an to\u00e0n ch\u00ednh x\u00e1c, t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u00f3 n\u00f3 s\u1ebd m\u1edf nhanh \u0111\u1ec3 x\u1ea3 \u00e1p su\u1ea5t d\u01b0 v\u00e0 b\u1ea3o v\u1ec7 thi\u1ebft b\u1ecb ph\u00eda sau.<\/p>","protected":false},"author":1,"featured_media":4629,"parent":0,"menu_order":641,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_acf_changed":false,"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":"default","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":""},"tags":[311,314],"brands":[112,308],"model_series":[],"industries":[53],"product_cat":[309],"class_list":["post-4628","products","type-products","status-publish","format-standard","has-post-thumbnail","hentry","tag-fisher","tag-regulators-relief-valves","brands-fisher","brands-regulators-relief-valves","industries-oil-gas","product_cat-regulators-relief-valves"],"acf":{"body_sizes_and_end_connection_styles":"1 or 2 NPT","temperature_capabilities":"With Nitrile (NBR): -20 to 180\u00b0F \/ -29 to 82\u00b0C\r\nWith Fluorocarbon (FKM): 0 to 300\u00b0F \/ -18 to 149\u00b0C","maximum_inlet_pressure":"1 NPT: 50 psig \/ 3.4 bar over relief set pressure or 110 psig \/ 7.6 bar whichever is lower\r\n2 NPT: 15 psig \/ 1.0 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