{"id":2255,"date":"2026-07-11T08:26:11","date_gmt":"2026-07-11T08:26:11","guid":{"rendered":"https:\/\/btrytech.com\/?post_type=product&#038;p=2255"},"modified":"2026-07-11T08:26:12","modified_gmt":"2026-07-11T08:26:12","slug":"120kva-three-phase-online-ups-daxin-energy-ex3c3","status":"publish","type":"product","link":"https:\/\/btrytech.com\/en\/product\/120kva-three-phase-online-ups-daxin-energy-ex3c3\/","title":{"rendered":"120kVA Three-Phase Online UPS | DAXIN ENERGY EX3C3"},"content":{"rendered":"<h2>EX3C3 120kVA Three-Phase Online UPS<\/h2>\n<p>The DAXIN ENERGY EX3C3 120kVA online UPS is designed for critical power backup applications that require stable, clean and continuous three-phase power. It uses a double-conversion online topology to protect sensitive equipment from grid fluctuation, voltage instability, frequency variation, noise interference and power interruption.<\/p>\n<h2>Key Features<\/h2>\n<h3>High-Reliability Double-Conversion Design<\/h3>\n<ul>\n<li>True online double-conversion topology provides stable sine wave output.<\/li>\n<li>Output frequency tracking, phase locking, voltage regulation and noise filtering help protect critical loads.<\/li>\n<li>Advanced modular dual-CPU control improves system reliability and operating stability.<\/li>\n<li>Wide AC input voltage range of 380VAC \u00b125% 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 Efficiency and Low Grid Interference<\/h3>\n<ul>\n<li>Advanced PFC power factor correction technology keeps the input power factor close to 1.<\/li>\n<li>Input harmonic filters comply with international power quality requirements and reduce feedback pollution to the grid.<\/li>\n<li>Input and output harmonic filtering minimizes UPS interference with the utility 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 without interrupting load power.<\/li>\n<\/ul>\n<h3>Intelligent Monitoring and Management<\/h3>\n<ul>\n<li>LCD display shows UPS operating status, parameters and alarm information in real time.<\/li>\n<li>RS232 \/ RS485 communication interfaces support local monitoring.<\/li>\n<li>Optional SNMP network adapter enables remote UPS management.<\/li>\n<li>Compatible with intelligent UPS monitoring software for centralized power management.<\/li>\n<\/ul>\n<h3>Optional Intelligent Battery Monitoring<\/h3>\n<ul>\n<li>Supports single battery detection.<\/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 notify administrators 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, making the UPS more suitable for harsh environments such as tunnels, plazas, industrial sites and outdoor supporting facilities.<\/p>\n<h2>Typical Applications<\/h2>\n<ul>\n<li>Data centers and server rooms<\/li>\n<li>Telecom base stations and communication equipment rooms<\/li>\n<li>Industrial automation systems<\/li>\n<li>Hospitals and medical equipment<\/li>\n<li>Commercial buildings and office parks<\/li>\n<li>Transportation, tunnel and infrastructure projects<\/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>EX3C3-120kVA<\/td>\n<\/tr>\n<tr>\n<th>Capacity<\/th>\n<td>120kVA \/ 120kW<\/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 + neutral<\/td>\n<\/tr>\n<tr>\n<th>Input Voltage Range<\/th>\n<td>110VAC (Ph-N) \u00b13% at 50% load; 176VAC (Ph-N) \u00b13% at 100% load<\/td>\n<\/tr>\n<tr>\n<th>Input Frequency<\/th>\n<td>50 \/ 60Hz auto selectable<\/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>380 \/ 400 \/ 415VAC, three-phase<\/td>\n<\/tr>\n<tr>\n<th>AC Voltage Regulation<\/th>\n<td>\u00b10.3%<\/td>\n<\/tr>\n<tr>\n<th>Output Frequency<\/th>\n<td>46-54Hz or 56-64Hz in synchronized mode; 50Hz \u00b10.1Hz or 60Hz \u00b10.1Hz in battery mode<\/td>\n<\/tr>\n<tr>\n<th>Crest Factor<\/th>\n<td>3:1<\/td>\n<\/tr>\n<tr>\n<th>Output THD<\/th>\n<td>\u22641% THD with linear load; \u22642% THD 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>32-40 pcs adjustable<\/td>\n<\/tr>\n<tr>\n<th>Charging Current<\/th>\n<td>2-36A \u00b110%, preset 2A<\/td>\n<\/tr>\n<tr>\n<th>Dimensions<\/th>\n<td>1000 \u00d7 430 \u00d7 1200 mm<\/td>\n<\/tr>\n<tr>\n<th>Net Weight<\/th>\n<td>200 kg<\/td>\n<\/tr>\n<tr>\n<th>Operating Temperature<\/th>\n<td>0-40\u00b0C<\/td>\n<\/tr>\n<tr>\n<th>Relative Humidity<\/th>\n<td>&lt; 95%, non-condensing<\/td>\n<\/tr>\n<tr>\n<th>Communication<\/th>\n<td>RS232 \/ RS485 \/ USB, optional SNMP<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure id=\"attachment_2259\" aria-describedby=\"caption-attachment-2259\" style=\"width: 2400px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2259\" src=\"https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english.png\" alt=\"DAXIN ENERGY EX3C3 120kVA three-phase online UPS technical specifications\" width=\"2400\" height=\"2200\" srcset=\"https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english.png 2400w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-300x275.png 300w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-1024x939.png 1024w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-768x704.png 768w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-1536x1408.png 1536w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-2048x1877.png 2048w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-13x12.png 13w, https:\/\/btrytech.com\/wp-content\/uploads\/2026\/07\/daxin-ex3c3-120kva-three-phase-online-ups-technical-specifications-english-1200x1100.png 1200w\" sizes=\"auto, (max-width: 2400px) 100vw, 2400px\" \/><figcaption id=\"caption-attachment-2259\" class=\"wp-caption-text\">Technical specifications for DAXIN ENERGY EX3C3 series three-phase online UPS, including 120kVA model.<\/figcaption><\/figure>\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 120kVA three-phase online UPS delivers reliable, high-efficiency power protection for data centers, industrial facilities, telecom systems, hospitals and critical commercial applications. With double-conversion online topology, high input power factor, wide AC input voltage range, LCD monitoring and advanced protection functions, it provides clean and stable power for mission-critical equipment.<\/p>\n","protected":false},"featured_media":2258,"comment_status":"open","ping_status":"closed","template":"","meta":{"_crdt_document":""},"product_brand":[622,46],"product_cat":[98,104],"product_tag":[],"class_list":["post-2255","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","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product\/2255","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=2255"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/media\/2258"}],"wp:attachment":[{"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/media?parent=2255"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_brand?post=2255"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_cat?post=2255"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/btrytech.com\/en\/wp-json\/wp\/v2\/product_tag?post=2255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}