{"id":3563,"date":"2022-12-30T10:13:24","date_gmt":"2022-12-30T10:13:24","guid":{"rendered":"https:\/\/p69.com.vn\/?p=3563"},"modified":"2023-02-01T03:18:05","modified_gmt":"2023-02-01T03:18:05","slug":"dieu-hoa-trung-tam-vrv","status":"publish","type":"post","link":"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/","title":{"rendered":"What is VRV central air conditioner? System structure, advantages and disadvantages"},"content":{"rendered":"<p><span style=\"vertical-align: inherit;\">Nowadays, the demand for cooling\/heating is increasing day by day. And industrial parks, factories, hospitals, schools, hotels are even more necessary. To cool such large spaces, using local air conditioners is not effective. What is the solution here? VRV central air conditioner is the perfect choice for your project. So what is VRV central air conditioner? Structure, advantages and disadvantages of the system? Let &#8216;s find out the article below with <\/span><a href=\"https:\/\/p69.com.vn\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"vertical-align: inherit;\">P69 company<\/span><\/strong><\/a><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_45 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-69e7e32bc8018\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-69e7e32bc8018\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#What_is_VRV_central_air_conditioner\" title=\"What is VRV central air conditioner?\">What is VRV central air conditioner?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#Structure_of_central_air_conditioner_VRV\" title=\"Structure of central air conditioner VRV\">Structure of central air conditioner VRV<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#1_VRV_outdoor_unit\" title=\"1. VRV . outdoor unit\">1. VRV . outdoor unit<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#2_Indoor_unit\" title=\"2. Indoor unit\u00a0\">2. Indoor unit\u00a0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#3_Conduit_system\" title=\"3. Conduit system\">3. Conduit system<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#4_Gas_splitter\" title=\"4. Gas splitter\">4. Gas splitter<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#Classification_of_central_air_conditioners_VRV\" title=\"Classification of central air conditioners VRV\">Classification of central air conditioners VRV<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#Outstanding_advantages_and_disadvantages_of_VRV_central_air_conditioners\" title=\"Outstanding advantages and disadvantages of VRV . central air conditioners\">Outstanding advantages and disadvantages of VRV . central air conditioners<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#1_Outstanding_advantages_of_VRV_central_air_conditioner\" title=\"1. Outstanding advantages of VRV . central air conditioner\">1. Outstanding advantages of VRV . central air conditioner<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#2_Outstanding_disadvantages_of_central_air_conditioner_VRV\" title=\"2. Outstanding disadvantages of central air conditioner VRV\">2. Outstanding disadvantages of central air conditioner VRV<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#Working_principle_of_central_air_conditioner_vrv\" title=\"Working principle of central air conditioner vrv\">Working principle of central air conditioner vrv<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/p69.com.vn\/en\/dieu-hoa-trung-tam-vrv\/#Contact_information_P69_-_M_E_Contractor\" title=\"Contact information P69 \u2013 M&amp;E Contractor\">Contact information P69 \u2013 M&amp;E Contractor<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"What_is_VRV_central_air_conditioner\"><\/span><span style=\"vertical-align: inherit;\">What is VRV central air conditioner?<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><em><strong><span style=\"vertical-align: inherit;\">Central air conditioning system<\/span><\/strong><\/em><span style=\"vertical-align: inherit;\"> is a system consisting of one or more central machines that combine into an overall cold distribution system for all areas in the building. The central air conditioning system uses water as the cooling agent through the water pipeline system to the heat exchangers to cool the air.<\/span><\/p>\n<p><strong><span style=\"vertical-align: inherit;\">VRV<\/span><\/strong><span style=\"vertical-align: inherit;\"> \u00a0stands for the English word &#8220;Variable Refrigerant Volume&#8221;.\u00a0<\/span><strong><em><span style=\"vertical-align: inherit;\">VRV central<\/span><\/em><\/strong><span style=\"vertical-align: inherit;\"> \u00a0air conditioning system is a type of air conditioning system for high-rise buildings, large-area works and with limited placement of separate cooling outdoor units. Daikin is the first air conditioner manufacturer to have invented the central air conditioning system and it has been more than 20 years so far. In the VRV air conditioning system, the central air conditioner VRV III is a greatly improved version, which is considered as a revolution in the development process of the VRV air conditioning system up to the present time.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Structure_of_central_air_conditioner_VRV\"><\/span><span style=\"vertical-align: inherit;\">Structure of central air conditioner VRV<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">What is vrv central air conditioner has been answered above, now let&#8217;s find out the structure of VRV.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Types of VRV refrigeration systems have the same basic structure, including: outdoor unit, indoor unit system, pipeline system and gas splitter. Details of each part are as follows:<\/span><\/p>\n<figure id=\"attachment_3573\" aria-describedby=\"caption-attachment-3573\" style=\"width: 644px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3573 size-full\" title=\"Structure of central air conditioner VRV\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/so-do-cau-tao-cua-he-thong-dieu-hoa-vrv.png\" alt=\"Structure of central air conditioner VRV\" width=\"644\" height=\"314\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/so-do-cau-tao-cua-he-thong-dieu-hoa-vrv.png 644w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/so-do-cau-tao-cua-he-thong-dieu-hoa-vrv-300x146.png 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/so-do-cau-tao-cua-he-thong-dieu-hoa-vrv-600x293.png 600w\" sizes=\"auto, (max-width: 644px) 100vw, 644px\" \/><figcaption id=\"caption-attachment-3573\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Structure of central air conditioner VRV<\/span><\/em><\/figcaption><\/figure>\n<h3 id=\"da-n-no-ng-vrv\"><span class=\"ez-toc-section\" id=\"1_VRV_outdoor_unit\"><\/span><strong><span style=\"vertical-align: inherit;\">1. VRV . outdoor unit<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"vertical-align: inherit;\">This is the most important part in the VRV air conditioning system.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The outdoor unit includes: throttle valve, compressor, outdoor fan, heat exchanger pipe system and many other auxiliary equipment.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The outdoor unit of a VRV refrigeration system may consist of one or more outdoor units.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The refrigerant compressor of the outdoor unit is usually a centrifugal type with a flexible ducted spiral.<\/span><\/li>\n<\/ul>\n<h3 id=\"da-n-la-nh\"><span class=\"ez-toc-section\" id=\"2_Indoor_unit\"><\/span><strong><span style=\"vertical-align: inherit;\">2. Indoor unit\u00a0<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"vertical-align: inherit;\">VRV central air conditioning system usually has many indoor units (usually the indoor unit system will have from 6 to 14 indoor units).<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Many indoor units will be connected to the outdoor unit, the number of indoor units connected to one outdoor unit is not limited, just the total capacity of the indoor units fluctuates between 50 and 130% of the capacity of the hot unit.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The design and capacity of the units in the same system do not have to be the same.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Although the indoor units are installed with one outdoor unit, turning off one unit does not affect the operation of other units.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">The user can control the indoor units by grouping controls of the ventilation openings.<\/span><\/li>\n<\/ul>\n<h3 id=\"he-tho-ng-o-ng-da-n\"><span class=\"ez-toc-section\" id=\"3_Conduit_system\"><\/span><strong><span style=\"vertical-align: inherit;\">3. Conduit system<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"vertical-align: inherit;\">This is a system of copper conduits connected by specialized fittings (REFNET).<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">This system is responsible for distributing gas from the outdoor unit to the indoor units in the system.<\/span><\/li>\n<\/ul>\n<h3 id=\"bo-chia-gas\"><span class=\"ez-toc-section\" id=\"4_Gas_splitter\"><\/span><strong><span style=\"vertical-align: inherit;\">4. Gas splitter<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"vertical-align: inherit;\">As the name suggests, this unit is responsible for distributing gas to the indoor units in the system.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">This gas splitter is divided into two pipes equivalent to two directions for gas division.<\/span><\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Classification_of_central_air_conditioners_VRV\"><\/span><strong><span style=\"vertical-align: inherit;\">Classification of central air conditioners VRV<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">VRV central air conditioning system has 4 main types as follows:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ VRV central air conditioning system on the floor<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ VRV central air conditioning system wall mounted<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ Central air conditioning system VRV casstle ceiling<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ VRV central air conditioning system with ceiling duct connection<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Depending on the needs of use, people choose the most suitable VRV system.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Outstanding_advantages_and_disadvantages_of_VRV_central_air_conditioners\"><\/span><span style=\"vertical-align: inherit;\">Outstanding advantages and disadvantages of VRV . central air conditioners<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Just like other air conditioning systems, VRV air conditioning systems also have many advantages and disadvantages. As follows:<\/span><\/p>\n<figure id=\"attachment_3572\" aria-describedby=\"caption-attachment-3572\" style=\"width: 799px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-3572 size-full\" title=\"Outstanding advantages and disadvantages of VRV . central air conditioners\" src=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/3.jpg\" alt=\"Outstanding advantages and disadvantages of VRV . central air conditioners\" width=\"799\" height=\"599\" srcset=\"https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/3.jpg 799w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/3-300x225.jpg 300w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/3-768x576.jpg 768w, https:\/\/p69.com.vn\/wp-content\/uploads\/2022\/12\/3-600x450.jpg 600w\" sizes=\"auto, (max-width: 799px) 100vw, 799px\" \/><figcaption id=\"caption-attachment-3572\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Outstanding advantages and disadvantages of VRV . central air conditioners<\/span><\/em><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"1_Outstanding_advantages_of_VRV_central_air_conditioner\"><\/span><span style=\"vertical-align: inherit;\">1. Outstanding advantages of VRV . central air conditioner<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Central air conditioning system has great advantages such as:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Good energy saving<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Small operating costs<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Simple installation, short time. Can operate when some indoor units are damaged or under repair<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Small piping system suitable for small installation spaces<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Wide temperature range<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"2_Outstanding_disadvantages_of_central_air_conditioner_VRV\"><\/span><span style=\"vertical-align: inherit;\">2. Outstanding disadvantages of central air conditioner VRV<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">The biggest disadvantage of the VRV central air conditioning system is that it is not suitable for buildings with many small rooms with different operating and usage modes, or in other words, there is no synchronization.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Therefore, when choosing an air conditioning system, you should evaluate the suitability and carefully consider whether to choose the best. VRV air conditioning system for very large wind volume is especially suitable for crowded areas such as restaurants, large halls; restaurants, cinemas\u2026<\/span><\/p>\n<h2 id=\"nguyen-ly-la-m-vie-c-cu-a-dieu-hoa-trung-tam-vrv\"><span class=\"ez-toc-section\" id=\"Working_principle_of_central_air_conditioner_vrv\"><\/span><strong><span style=\"vertical-align: inherit;\">Working principle of central air conditioner vrv<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">The working principle of VRV central air conditioning system is as follows:<\/span><\/p>\n<ul>\n<li><span style=\"vertical-align: inherit;\">Gas (solvent) will be cooled at the outdoor unit. The process of cooling gas at the outdoor unit is as follows: Gas is pumped into the compressor, where the gas will be compressed with high pressure temperature =&gt; Gas passes through the throttle valve to be cooled down to become cold gas.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">Gas, after being cooled at the outdoor unit, will be led into the divider and copper pipe system. Here the splitter will divide the refrigerant gas to the indoor units of the system.<\/span><\/li>\n<li><span style=\"vertical-align: inherit;\">As refrigerant moves through the coil system, the copper tube causes the surrounding air to lose its temperature. At this time, the blower will work to blow the cold air to the outside (to the space that needs to be conditioned).<\/span><\/li>\n<\/ul>\n<p><span style=\"vertical-align: inherit;\">Contact us today for a free consultation and answer at:<\/span><\/p>\n<div dir=\"auto\">\n<div dir=\"auto\">\n<div dir=\"auto\">\n<h2 dir=\"auto\"><span class=\"ez-toc-section\" id=\"Contact_information_P69_-_M_E_Contractor\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_P69_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><strong><span style=\"vertical-align: inherit;\">Contact information P69 \u2013 M&amp;E Contractor<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<div dir=\"auto\">\n<div dir=\"auto\">\n<div dir=\"auto\">\n<p><span style=\"vertical-align: inherit;\">Address: No. 6\/165C Xuan Thuy, Cau Giay District, Hanoi<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Website: https:\/\/p69.com.vn\/<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Hotline: 02422121212 \u2013 0965937799<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Email: kd@cokhip69.com.vn<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Facebook:\u00a0 <\/span><a href=\"https:\/\/www.facebook.com\/p69nhathaucodien\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"vertical-align: inherit;\">https:\/\/www.facebook.com\/p69nhathaucodien<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">LinkedIn:\u00a0 <\/span><a href=\"https:\/\/www.linkedin.com\/in\/congtyp69\/\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"vertical-align: inherit;\">https:\/\/www.linkedin.com\/in\/congtyp69\/<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">Youtube :\u00a0 <\/span><a href=\"https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA\" target=\"_blank\" rel=\"nofollow noopener\"><span style=\"vertical-align: inherit;\">https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA<\/span><\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;3563&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;1&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;5&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;5\\\/5 - (1 vote)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;width&quot;:&quot;142.5&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 142.5px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; height: 24px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n                \n\n<div class=\"kksr-legend\" style=\"font-size: 19.2px;\">\n            5\/5 - (1 vote)    <\/div>\n    <\/div>","protected":false},"excerpt":{"rendered":"<p>Nowadays, the demand for cooling\/heating is increasing day by day. And industrial parks, factories, hospitals, schools, hotels are even more necessary. To cool such large spaces, using local air conditioners is not effective. What is the solution here? VRV central air conditioner is the perfect choice for your project. So what is VRV central air [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3572,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-3563","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.1.1 (Yoast SEO v20.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u0110i\u1ec1u h\u00f2a trung t\u00e2m VRV l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m h\u1ec7 th\u1ed1ng<\/title>\n<meta name=\"description\" content=\"\u0110i\u1ec1u h\u00f2a trung t\u00e2m VRV ch\u00ednh l\u00e0 s\u1ef1 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o cho c\u00f4ng tr\u00ecnh c\u1ee7a b\u1ea1n. V\u1eady \u0111i\u1ec1u h\u00f2a trung t\u00e2m VRV l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m ra sao\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/p69.com.vn\/dieu-hoa-trung-tam-vrv\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:vi]\u0110i\u1ec1u h\u00f2a trung t\u00e2m VRV l\u00e0 g\u00ec? C\u1ea5u t\u1ea1o, \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m h\u1ec7 th\u1ed1ng[:en]What is VRV central air conditioner? 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