{"id":2219,"date":"2026-07-07T14:12:29","date_gmt":"2026-07-07T14:12:29","guid":{"rendered":"https:\/\/btrytech.com\/?post_type=product&#038;p=2219"},"modified":"2026-07-07T14:18:54","modified_gmt":"2026-07-07T14:18:54","slug":"high-frequency-3-1-phase-online-ups-10kva-30kva-2","status":"publish","type":"product","link":"https:\/\/btrytech.com\/en\/product\/high-frequency-3-1-phase-online-ups-10kva-30kva-2\/","title":{"rendered":"High-Frequency 3\/1 Phase Online UPS 10kVA-30kVA"},"content":{"rendered":"<section class=\"dx-product-detail-copy\">\n<h1>High-Frequency 3\/1 Phase Online UPS 10kVA-30kVA<\/h1>\n<p>DAXIN high-frequency 3\/1 phase online UPS is designed for industrial,<br \/>\ncommercial and critical power applications that require stable, reliable<br \/>\nand continuous power protection. The system adopts true online double<br \/>\nconversion technology, MCU + DSP digital control, LCD management and<br \/>\nmultiple protection functions to ensure safe operation under demanding<br \/>\nenvironments.<\/p>\n<h2>Reliable Online Double Conversion Design<\/h2>\n<p>This UPS series provides true online double conversion power protection,<br \/>\ndelivering stable output voltage and frequency for sensitive equipment.<br \/>\nIt is suitable for industrial control systems, communication equipment,<br \/>\nsecurity systems, data rooms, tunnel projects, public facilities and other<br \/>\ncritical loads.<\/p>\n<ul>\n<li>True online double conversion UPS topology<\/li>\n<li>Three-phase input and single-phase output design<\/li>\n<li>Compatible with generator input<\/li>\n<li>Optional output isolation transformer before factory delivery<\/li>\n<li>Standard EPO emergency power-off function<\/li>\n<li>MCU + DSP chip control for stable system operation<\/li>\n<\/ul>\n<h2>Flexible Battery and Charging Configuration<\/h2>\n<p>The UPS supports flexible battery quantity and charging current settings<br \/>\naccording to site requirements. This helps installers adapt the system to<br \/>\ndifferent backup time, battery bank and project configuration needs.<\/p>\n<ul>\n<li>Battery quantity configurable from 16 to 20 batteries<\/li>\n<li>Charging current adjustable from 1A to 4A<\/li>\n<li>Default charging current: 4A per charging board<\/li>\n<li>Available power factor options: PF 0.8 and PF 0.9<\/li>\n<li>Automatic startup after mains power recovery<\/li>\n<\/ul>\n<h2>Comprehensive UPS Protection Functions<\/h2>\n<p>The system integrates multiple protection functions to improve reliability<br \/>\nand reduce operation risks. It protects the UPS and connected loads from<br \/>\noverload, short circuit, overheating, low battery voltage and battery<br \/>\novercharging.<\/p>\n<ul>\n<li>Output overload protection<\/li>\n<li>Output short-circuit protection<\/li>\n<li>Inverter over-temperature protection<\/li>\n<li>Battery low-voltage warning protection<\/li>\n<li>Battery overcharge protection<\/li>\n<li>Optional manual maintenance bypass switch<\/li>\n<\/ul>\n<h2>LCD Display and Intelligent Monitoring<\/h2>\n<p>The LCD display records UPS operating status and system parameters in real<br \/>\ntime, making it easier for users to monitor and manage the UPS. RS232,<br \/>\nRS485 and optional SNMP network adapters support communication with UPS<br \/>\nmonitoring software for remote management.<\/p>\n<ul>\n<li>LCD display for real-time UPS status<\/li>\n<li>RS232 \/ RS485 communication interface<\/li>\n<li>Optional SNMP network monitoring<\/li>\n<li>Compatible with intelligent UPS monitoring software<\/li>\n<li>Clear display of UPS operating parameters<\/li>\n<\/ul>\n<h2>High Environmental Adaptability<\/h2>\n<p>The circuit boards are installed in a fully enclosed space and treated with<br \/>\nconformal coating for moisture-proof, dust-proof and anti-corrosion<br \/>\nprotection. This makes the UPS suitable for harsh environments such as<br \/>\ntunnels, squares, industrial sites and outdoor-related facilities.<\/p>\n<\/section>\n<h2>Technical Specifications<\/h2>\n<p>The following specifications cover 3H10kVA, 3H15kVA, 3H20kVA and 3H30kVA<br \/>\nmodels. Custom configurations are available according to project requirements.<\/p>\n<section class=\"dx-ups-specs\">\n<style>\n    .dx-ups-specs {<br \/>\n      max-width: 1200px;<br \/>\n      margin: 0 auto;<br \/>\n      padding: 20px 0;<br \/>\n      font-family: Arial, Helvetica, sans-serif;<br \/>\n      color: #1f2a37;<br \/>\n    }<\/p>\n<p>    .dx-ups-specs h2 {<br \/>\n      margin: 0 0 10px;<br \/>\n      color: #003a8c;<br \/>\n      font-size: 28px;<br \/>\n      line-height: 1.2;<br \/>\n      font-weight: 800;<br \/>\n    }<\/p>\n<p>    .dx-ups-specs p {<br \/>\n      margin: 0 0 18px;<br \/>\n      font-size: 15px;<br \/>\n      line-height: 1.6;<br \/>\n    }<\/p>\n<p>    .dx-spec-table-wrap {<br \/>\n      width: 100%;<br \/>\n      overflow-x: auto;<br \/>\n      border: 1px solid #d7e6f7;<br \/>\n      border-radius: 8px;<br \/>\n    }<\/p>\n<p>    .dx-spec-table {<br \/>\n      width: 100%;<br \/>\n      min-width: 900px;<br \/>\n      border-collapse: collapse;<br \/>\n      background: #fff;<br \/>\n      font-size: 14px;<br \/>\n      line-height: 1.45;<br \/>\n    }<\/p>\n<p>    .dx-spec-table th,<br \/>\n    .dx-spec-table td {<br \/>\n      padding: 11px 12px;<br \/>\n      border: 1px solid #d7e6f7;<br \/>\n      text-align: center;<br \/>\n      vertical-align: middle;<br \/>\n    }<\/p>\n<p>    .dx-spec-table thead th {<br \/>\n      background: #0b77b7;<br \/>\n      color: #fff;<br \/>\n      font-weight: 800;<br \/>\n    }<\/p>\n<p>    .dx-spec-table .dx-section-row td {<br \/>\n      background: #0b77b7;<br \/>\n      color: #fff;<br \/>\n      font-weight: 800;<br \/>\n      text-align: left;<br \/>\n    }<\/p>\n<p>    .dx-spec-table .dx-label {<br \/>\n      background: #f4f8fc;<br \/>\n      color: #003a8c;<br \/>\n      font-weight: 800;<br \/>\n      text-align: left;<br \/>\n    }<\/p>\n<p>    .dx-spec-note {<br \/>\n      margin-top: 12px;<br \/>\n      color: #4b5563;<br \/>\n      font-size: 13px;<br \/>\n      line-height: 1.55;<br \/>\n    }<br \/>\n  <\/style>\n<h2>Technical Specifications<\/h2>\n<p>The following specifications cover DAXIN high-frequency 3\/1 phase online UPS<br \/>\nmodels from 10kVA to 30kVA for industrial and commercial backup power applications.<\/p>\n<div class=\"dx-spec-table-wrap\">\n<table class=\"dx-spec-table\">\n<thead>\n<tr>\n<th>Model<\/th>\n<th>3H10kVA<\/th>\n<th>3H15kVA<\/th>\n<th>3H20kVA<\/th>\n<th>3H30kVA<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"dx-label\">Capacity<\/td>\n<td>10kVA \/ 9kW<\/td>\n<td>15kVA \/ 13.5kW<\/td>\n<td>20kVA \/ 18kW<\/td>\n<td>30kVA \/ 24kW<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Input<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Phase<\/td>\n<td colspan=\"3\">Three-phase + Ground<\/td>\n<td>Three-phase + Ground<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Voltage Range<\/td>\n<td colspan=\"3\">110VAC \u00b13% to 300VAC \u00b13%, depending on load<\/td>\n<td>110VAC \u00b13% to 300VAC \u00b13%, depending on load<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Frequency Range<\/td>\n<td colspan=\"4\">46-54Hz @ 50Hz system \/ 56-64Hz @ 60Hz system<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Input Power Factor<\/td>\n<td colspan=\"3\">N\/A<\/td>\n<td>\u2265 0.99 at 100% load<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Output<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Output Voltage<\/td>\n<td colspan=\"4\">208 \/ 220 \/ 230 \/ 240VAC<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">AC Voltage Regulation<\/td>\n<td colspan=\"4\">\u00b11%<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Output Frequency<\/td>\n<td colspan=\"4\">50Hz \u00b10.1Hz or 60Hz \u00b10.1Hz in battery mode<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Current Crest Ratio<\/td>\n<td colspan=\"4\">3:1 max<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Transfer Time<\/td>\n<td colspan=\"4\">0ms<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Efficiency<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">AC Mode<\/td>\n<td colspan=\"3\">&gt; 91%<\/td>\n<td>&gt; 90%<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Battery Mode<\/td>\n<td colspan=\"3\">&gt; 91%<\/td>\n<td>&gt; 88%<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Battery<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Battery Type<\/td>\n<td colspan=\"3\">12V lead-acid battery<\/td>\n<td>Lead-acid battery<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Battery Quantity<\/td>\n<td colspan=\"3\">16-20 batteries<\/td>\n<td>18-20 batteries<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Charging Current<\/td>\n<td colspan=\"3\">Default 4A \u00b110%; optional 1A, 2A, 4A<\/td>\n<td>12A \u00b110%<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Physical<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Dimensions<\/td>\n<td>442 \u00d7 190 \u00d7 318 mm<\/td>\n<td>592 \u00d7 250 \u00d7 576 mm<\/td>\n<td>592 \u00d7 250 \u00d7 576 mm<\/td>\n<td>910 \u00d7 380 \u00d7 910 mm<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Net Weight<\/td>\n<td>15 kg<\/td>\n<td>24.5 kg<\/td>\n<td>28.5 kg<\/td>\n<td>67.3 kg<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Operating Environment<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Operating Temperature<\/td>\n<td colspan=\"3\">0\u00b0C to 50\u00b0C<\/td>\n<td>0\u00b0C to 40\u00b0C<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Relative Humidity<\/td>\n<td colspan=\"4\">&lt; 95%, non-condensing<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Operating Altitude<\/td>\n<td colspan=\"4\">&lt; 1000 m<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Noise Level<\/td>\n<td colspan=\"3\">&lt; 60dB @ 1 meter<\/td>\n<td>&lt; 65dB @ 1 meter<\/td>\n<\/tr>\n<tr class=\"dx-section-row\">\n<td colspan=\"5\">Management<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Smart RS232 \/ USB<\/td>\n<td colspan=\"4\">Supports Windows, Linux, Unix and Mac systems<\/td>\n<\/tr>\n<tr>\n<td class=\"dx-label\">Optional SNMP<\/td>\n<td colspan=\"4\">SNMP power management and network monitoring supported<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p class=\"dx-spec-note\">Specifications are subject to change without prior notice. Custom battery,<br \/>\ncharging current, monitoring and transformer configurations are available<br \/>\naccording to project requirements.<\/p>\n<\/section>\n<h2>Typical Applications<\/h2>\n<ul>\n<li>Industrial control systems<\/li>\n<li>Telecom and communication equipment<\/li>\n<li>Data rooms and small data centers<\/li>\n<li>Security and monitoring systems<\/li>\n<li>Transportation, tunnels and public facilities<\/li>\n<li>Commercial buildings and critical power loads<\/li>\n<\/ul>\n<section class=\"dx-product-faq\">\n<h2>FAQ<\/h2>\n<h3>What is a high-frequency 3\/1 phase online UPS?<\/h3>\n<p>A high-frequency 3\/1 phase online UPS is a three-phase input and<br \/>\nsingle-phase output uninterruptible power supply that uses online double<br \/>\nconversion technology to provide stable and reliable backup power for<br \/>\ncritical loads.<\/p>\n<h3>Can this UPS work with a generator?<\/h3>\n<p>Yes. This UPS series is compatible with generator input. For stable<br \/>\noperation, the generator capacity is recommended to be at least twice the<br \/>\nUPS capacity.<\/p>\n<h3>Does the UPS support parallel operation?<\/h3>\n<p>Yes. Parallel models support up to three UPS units in parallel, helping<br \/>\nimprove system capacity and redundancy for critical power applications.<\/p>\n<h3>Can the battery quantity be adjusted?<\/h3>\n<p>Yes. The battery quantity can be configured from 16 to 20 batteries<br \/>\naccording to site requirements and backup time needs.<\/p>\n<h3>Is SNMP monitoring available?<\/h3>\n<p>Yes. The UPS supports RS232 and RS485 communication, and optional SNMP<br \/>\nnetwork adapters are available for remote monitoring and intelligent power<br \/>\nmanagement.<\/p>\n<\/section>\n<section class=\"dx-product-cta\">\n<h2>Need a Reliable UPS Backup Power Solution?<\/h2>\n<p>Contact DAXIN ENERGY for model selection, technical configuration and<br \/>\nproject support for industrial UPS applications.<\/p>\n<p><a href=\"\/en\/contact\/\">Request a Quote<\/a><\/p>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>DAXIN high-frequency 3\/1 phase online UPS is designed for industrial, commercial and critical power applications requiring stable, reliable and continuous backup power. It supports true online double conversion, MCU + DSP digital control, LCD display, RS232\/RS485 communication, optional SNMP monitoring and multiple protection functions.<\/p>\n<ul>\n<li>10kVA-30kVA power range<\/li>\n<li>Three-phase input and single-phase output<\/li>\n<li>True online double conversion UPS<\/li>\n<li>Generator input compatible<\/li>\n<li>Optional SNMP remote monitoring<\/li>\n<\/ul>\n","protected":false},"featured_media":2220,"comment_status":"open","ping_status":"closed","template":"","meta":{"_crdt_document":""},"product_brand":[46],"product_cat":[103,98],"product_tag":[],"class_list":["post-2219","product","type-product","status-publish","has-post-thumbnail","product_brand-szdxzh","product_cat-hf-3-1-phase-ups","product_cat-high-frequency-ups","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product\/2219","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/comments?post=2219"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/media\/2220"}],"wp:attachment":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/media?parent=2219"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_brand?post=2219"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_cat?post=2219"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_tag?post=2219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}