{"id":2292,"date":"2026-07-17T07:36:14","date_gmt":"2026-07-17T07:36:14","guid":{"rendered":"https:\/\/btrytech.com\/?post_type=product&#038;p=2292"},"modified":"2026-07-17T07:36:15","modified_gmt":"2026-07-17T07:36:15","slug":"30kva-three-phase-online-ups-daxin-energy-ex3c3","status":"publish","type":"product","link":"https:\/\/btrytech.com\/en\/product\/30kva-three-phase-online-ups-daxin-energy-ex3c3\/","title":{"rendered":"30kVA Three-Phase Online UPS | DAXIN ENERGY EX3C3"},"content":{"rendered":"<h2>EX3C3 30kVA Three-Phase Online UPS<\/h2>\n<p>The DAXIN ENERGY EX3C3 30kVA online UPS is designed for critical power backup applications that require stable, clean and uninterrupted three-phase power. Its online double-conversion topology protects sensitive equipment from voltage fluctuation, frequency variation, harmonic interference, electrical noise and unexpected power interruptions.<\/p>\n<h2>Key Features<\/h2>\n<h3>Reliable Online Double-Conversion Design<\/h3>\n<ul>\n<li>True online double-conversion topology provides clean sine wave output for sensitive equipment.<\/li>\n<li>Output frequency tracking, phase locking, voltage regulation and noise filtering help reduce the impact of unstable utility power.<\/li>\n<li>Advanced modular dual-CPU control improves UPS reliability, operating stability and overall system performance.<\/li>\n<li>Wide AC input voltage range reduces unnecessary battery discharge in unstable power environments.<\/li>\n<li>DC start function allows the UPS to start directly from battery when utility power is unavailable.<\/li>\n<\/ul>\n<h3>High Input Power Factor and Low Harmonic Interference<\/h3>\n<ul>\n<li>Advanced PFC technology keeps the input power factor close to 1 under different load and utility voltage conditions.<\/li>\n<li>Input harmonic filter design reduces feedback pollution to the utility grid.<\/li>\n<li>Input and output harmonic filters help minimize UPS interference with the power system.<\/li>\n<li>High-frequency filtering and synchronization technology improves generator compatibility.<\/li>\n<\/ul>\n<h3>Complete System Protection<\/h3>\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>Manual maintenance bypass switch supports easier service while keeping load power supplied through bypass.<\/li>\n<\/ul>\n<h3>LCD Display and Smart Monitoring<\/h3>\n<ul>\n<li>LCD display shows UPS operating status, system parameters and alarm information in real time.<\/li>\n<li>RS232 \/ USB communication interfaces support local monitoring and computer communication.<\/li>\n<li>Optional SNMP network adapter enables remote UPS monitoring and centralized power management.<\/li>\n<li>Compatible UPS monitoring software provides clear visibility of system operating data.<\/li>\n<\/ul>\n<h3>Optional Intelligent Battery Monitoring<\/h3>\n<ul>\n<li>Supports single battery detection and monitoring.<\/li>\n<li>Provides over-voltage, under-voltage and voltage difference alarm functions.<\/li>\n<li>Battery fault information can be displayed on the screen to help administrators respond quickly.<\/li>\n<\/ul>\n<h3>Strong Environmental Adaptability<\/h3>\n<p>The circuit boards are installed in a fully enclosed structure and treated with conformal coating, improving reliability in harsh environments such as tunnels, plazas, industrial sites and demanding equipment rooms.<\/p>\n<h2>Typical Applications<\/h2>\n<ul>\n<li>Small and medium-sized data centers<\/li>\n<li>Telecom equipment rooms<\/li>\n<li>Industrial automation systems<\/li>\n<li>Medical and laboratory equipment<\/li>\n<li>Security and monitoring systems<\/li>\n<li>Commercial buildings and office power backup<\/li>\n<li>Emergency backup power systems<\/li>\n<\/ul>\n<h2>Technical Specifications<\/h2>\n<table>\n<tbody>\n<tr>\n<th>Model<\/th>\n<td>EX3C3-30kVA<\/td>\n<\/tr>\n<tr>\n<th>Capacity<\/th>\n<td>30kVA \/ 30kW<\/td>\n<\/tr>\n<tr>\n<th>Topology<\/th>\n<td>Online double-conversion UPS<\/td>\n<\/tr>\n<tr>\n<th>Input Phase<\/th>\n<td>Three-phase grounded<\/td>\n<\/tr>\n<tr>\n<th>Low Transfer Voltage<\/th>\n<td>110VAC (Ph-N) +\/-3% at 50% load; 176VAC (Ph-N) +\/-3% at 100% load<\/td>\n<\/tr>\n<tr>\n<th>Low Recovery Voltage<\/th>\n<td>Low transfer voltage +10V<\/td>\n<\/tr>\n<tr>\n<th>High Transfer Voltage<\/th>\n<td>300VAC (L-N) +\/-3% at 50% load; 276VAC (L-N) +\/-3% at 100% load<\/td>\n<\/tr>\n<tr>\n<th>High Recovery Voltage<\/th>\n<td>High transfer voltage -10V<\/td>\n<\/tr>\n<tr>\n<th>Input Frequency Range<\/th>\n<td>45-55Hz at 50Hz; 56-65Hz at 60Hz<\/td>\n<\/tr>\n<tr>\n<th>Input Power Factor<\/th>\n<td>&gt; 0.99 at 100% load<\/td>\n<\/tr>\n<tr>\n<th>Output Voltage<\/th>\n<td>3 x 360 \/ 380 \/ 400 \/ 415VAC, three-phase<\/td>\n<\/tr>\n<tr>\n<th>AC Voltage Regulation<\/th>\n<td>+\/-0.3%<\/td>\n<\/tr>\n<tr>\n<th>Synchronized Frequency Range<\/th>\n<td>46-54Hz or 56-64Hz<\/td>\n<\/tr>\n<tr>\n<th>Battery Mode Frequency<\/th>\n<td>50Hz +\/-0.1Hz or 60Hz +\/-0.1Hz<\/td>\n<\/tr>\n<tr>\n<th>Crest Factor<\/th>\n<td>3:1 max<\/td>\n<\/tr>\n<tr>\n<th>Output THD<\/th>\n<td>&lt;=1% with linear load; &lt;=2% with nonlinear load<\/td>\n<\/tr>\n<tr>\n<th>Transfer Time<\/th>\n<td>0ms<\/td>\n<\/tr>\n<tr>\n<th>Efficiency<\/th>\n<td>&gt; 96.5% in AC mode; &gt; 96.5% in battery mode<\/td>\n<\/tr>\n<tr>\n<th>Battery Quantity<\/th>\n<td>16-20 pcs adjustable, preset 16 pcs<\/td>\n<\/tr>\n<tr>\n<th>Maximum Charging Current<\/th>\n<td>1-12A +\/-10%, preset 1A<\/td>\n<\/tr>\n<tr>\n<th>Dimensions<\/th>\n<td>815 x 300 x 1000 mm<\/td>\n<\/tr>\n<tr>\n<th>Net Weight<\/th>\n<td>58 kg<\/td>\n<\/tr>\n<tr>\n<th>Operating Temperature<\/th>\n<td>0-40 deg C<\/td>\n<\/tr>\n<tr>\n<th>Relative Humidity<\/th>\n<td>&lt; 95%, non-condensing<\/td>\n<\/tr>\n<tr>\n<th>Noise<\/th>\n<td>&lt; 65dB at 1m<\/td>\n<\/tr>\n<tr>\n<th>Altitude<\/th>\n<td>&lt; 1000m<\/td>\n<\/tr>\n<tr>\n<th>Communication<\/th>\n<td>RS232 \/ USB, optional SNMP<\/td>\n<\/tr>\n<tr>\n<th>OS Support<\/th>\n<td>Windows 2000 \/ 2003 \/ XP \/ Vista \/ 2008, Windows 7 \/ 8 \/ 10, Linux, Unix, Mac<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure id=\"attachment_2232\" aria-describedby=\"caption-attachment-2232\" style=\"width: 982px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2232\" src=\"https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/ups-power-solution-provider-english.png\" alt=\"DAXIN ENERGY online UPS key features including stable power, wide voltage range, energy saving and easy operation\" width=\"982\" height=\"664\" srcset=\"https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/ups-power-solution-provider-english.png 982w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/ups-power-solution-provider-english-300x203.png 300w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/ups-power-solution-provider-english-768x519.png 768w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/ups-power-solution-provider-english-18x12.png 18w\" sizes=\"auto, (max-width: 982px) 100vw, 982px\" \/><figcaption id=\"caption-attachment-2232\" class=\"wp-caption-text\">Key features of DAXIN ENERGY online UPS, including stable power, wide voltage range, energy saving and easy operation.<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>DAXIN ENERGY EX3C3 30kVA three-phase online UPS provides reliable double-conversion power protection for data centers, telecom equipment rooms, industrial automation systems, medical facilities and commercial backup power applications. With pure sine wave output, high input power factor, wide AC input voltage range, LCD display, RS232 \/ USB communication and optional SNMP monitoring, it delivers stable and clean power for mission-critical equipment.<\/p>\n","protected":false},"featured_media":2295,"comment_status":"open","ping_status":"closed","template":"","meta":{"_crdt_document":""},"product_brand":[622,46],"product_cat":[98,104],"product_tag":[],"class_list":["post-2292","product","type-product","status-publish","has-post-thumbnail","product_brand-daxin-energy","product_brand-szdxzh","product_cat-high-frequency-ups","product_cat-hf-3-3-phase-ups","first","instock","downloadable","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product\/2292","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=2292"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/media\/2295"}],"wp:attachment":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/media?parent=2292"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_brand?post=2292"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_cat?post=2292"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_tag?post=2292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}