Installed at the rear or front of a server cabinet to enhance airflow through servers.<\/p>","protected":false},"menu_order":9,"template":"","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":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","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":""}},"_kadence_starter_templates_imported_post":false,"cxdb_product":{"schema_version":1,"group":"liquid","model":"Active Type \u00b7 Passive Type","overview":"Installed at the cabinet rear or front to enhance server airflow, the liquid-cooled door can combine with cold-plate cooling for a fully liquid-cooled cabinet. It is intended for high cabinet heat loads and equipment sensitive to ambient temperature. The active rear-door version comprises a heat exchanger, fan wall and sheet-metal components; the passive version comprises a heat exchanger and perforated door.","working_principle":"","features":["Self-diagnosis and on-site diagnosis","Safety protection and leakage detection","HMI displaying alarm information","Standard quick couplings","Bottom casters for door movement and rapid deployment","Modular design for different data-center scales and layouts"],"applications":["High-density data centers","Edge computing nodes","Special industry scenarios","Legacy data center renovation scenarios"],"notes":["Capacity is stated at the individual source duty points: active 20 kW at AT=2.7\u00b0C and 130 L\/min; passive 10.1 kW at AT=2.6\u00b0C and 55 L\/min. The source does not define AT, so it is not relabeled as another temperature difference.","The water temperatures, airflow, pressure drops, power, dimensions and compatible cabinet dimensions are separate for active and passive versions.","Slide 20 shows cold plate + liquid-cooled rear door as an all-liquid architecture option. Compressor-free operation depends on cold-source conditions and permissible cabinet inlet-air temperature."],"source":"Liquid Cooling Manual, p. 8","image":{"id":662,"alt":"Liquid-Cooled Door"},"diagrams":[],"tables":[{"title":"Active and passive liquid-cooled door specifications","rows":[["Parameter","Active Type","Passive Type"],["Power supply","AC220V","DC48V"],["Output Capacity","Cooling Capacity\uff1a20kW @AT=2.7\u2103, 130L\/min","Cooling Capacity\uff1a10.1kW @AT=2.6\u2103, 55L\/min"],["Water-side supply \/ return temperature","32\/34.2\u2103","32\/34.7\u2103"],["Air-side inlet \/ outlet temperature","45\u2103\/34.7\u2103","40\u2103\/34.6\u2103"],["Water Flow Rate","130L\/min","55L\/min"],["Airflow Rate","6300 m\u00b3\/h","5950 m\u00b3\/h"],["Liquid-Cooled Door Water-Side Pressure Drop","74.2KPa","43KPa"],["Power consumption","1.1kW","30W"],["Dimensions W \u00d7 D \u00d7 H","595\u00d7250\u00d72250 mm","599.5*150*2195mm"],["Net \/ operating weight","105kg\/115kg","71.5kg\/91.5kg"],["Compatible cabinet W \u00d7 D \u00d7 H","600*1200*2250mm","600\u00d71200\u00d72200mm"]]}]}},"class_list":["post-632","cxdb_product","type-cxdb_product","status-publish","hentry"],"acf":[],"yoast_head":"\n