{"id":1997,"date":"2025-12-23T03:55:12","date_gmt":"2025-12-23T03:55:12","guid":{"rendered":"https:\/\/www.upspower-supply.com\/?post_type=product&p=1997"},"modified":"2026-05-21T10:21:46","modified_gmt":"2026-05-21T10:21:46","slug":"true-online-ups-10-300-kva","status":"publish","type":"product","link":"https:\/\/www.upspower-supply.com\/uk\/product\/true-online-ups-10-300-kva\/","title":{"rendered":"\u0414\u0411\u0416 True Online 10 \u2013 300 \u043a\u0412\u0410"},"content":{"rendered":"

Modern server rooms house critical IT infrastructure, including servers, networking equipment, and supporting power and cooling systems. Depending on operational scale, a server room may contain anywhere from a few racks to hundreds of servers, all securely organized within rack enclosures for efficiency, safety, and ease of maintenance. These servers typically operate without local displays or input devices and are monitored and managed remotely from centralized control locations.<\/p>\n

As computing demands continue to grow, server room power requirements become increasingly complex and critical. To maintain uninterrupted operation and protect sensitive equipment from power disturbances, a reliable uninterruptible power supply (UPS) system is essential. For medium to large server room applications, a double conversion true online UPS<\/strong> in the 10\u2013300 kVA range is the preferred solution, delivering continuous, clean power, zero transfer time, and maximum protection for mission-critical IT environments.<\/p>\n

 <\/p>\n

 <\/p>\n

Feature<\/h3>\n

In a true online double-conversion UPS, the inverter operates continuously to deliver clean, stable, and reliable power at all times. This design ensures complete isolation of the connected load from utility power disturbances, making it ideal for applications where uninterrupted uptime is critical.<\/p>\n

By converting incoming AC power to DC through a rectifier and then back to AC via the inverter, the UPS provides precise voltage regulation, stable output frequency, and effective protection against surges, sags, harmonics, and electrical noise. In the event of a mains power failure, the system seamlessly draws energy from the battery without any transfer delay, ensuring uninterrupted power delivery to critical equipment.<\/p>\n

\n
\n
True Online Double Conversion<\/div>\n
Provides continuous online power with zero transfer time. DSP technology ensures maximum reliability and stable output for critical equipment.<\/div>\n<\/div>\n
\n
Galvanic Isolation Transformer Design<\/div>\n
Built-in isolation transformer delivers true galvanic isolation, protecting sensitive loads from electrical disturbances.<\/div>\n<\/div>\n
\n
Parallel Capability up to 4 Units<\/div>\n
Supports parallel and redundant configuration to enhance overall system reliability and scalability.<\/div>\n<\/div>\n
\n
Designed to Withstand All Load Types<\/div>\n
Industrial-grade design suitable for all types of loads, ensuring consistent performance in varied operating conditions.<\/div>\n<\/div>\n
\n
Multiple Communication Ports<\/div>\n
Equipped with Modbus RS232\/RS485, dry contacts, and expansion slots for convenient local and remote monitoring and management.<\/div>\n<\/div>\n<\/div>\n

 <\/p>\n

 <\/p>\n

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Model<\/th>\nLFL300<\/td>\n<\/tr>\n
Power<\/th>\n10\u2013300 kVA<\/td>\n<\/tr>\n
Input Voltage Range<\/th>\n380 VAC \u00b125% (customizable)<\/td>\n<\/tr>\n
Output Voltage<\/th>\n380 VAC \u00b11% (customizable)<\/td>\n<\/tr>\n
Phase Configuration<\/th>\nThree-phase input \/ Three-phase output<\/td>\n<\/tr>\n
Output Waveform<\/th>\nPure sine wave<\/td>\n<\/tr>\n
Working Frequency<\/th>\n50 \/ 60 Hz<\/td>\n<\/tr>\n
Transfer Time<\/th>\n0 ms<\/td>\n<\/tr>\n
Battery Type<\/th>\nSealed lead-acid battery<\/td>\n<\/tr>\n
Battery Voltage<\/th>\n384 VDC (adjustable)<\/td>\n<\/tr>\n
Backup Time<\/th>\nCustomizable<\/td>\n<\/tr>\n
Protections<\/th>\nElectronic short-circuit protection, current limiting at 1.3\u00d7 rated current<\/td>\n<\/tr>\n
Overload Capability<\/th>\n110% for 10 min; 125% for 3 min; 150% for 1 min<\/td>\n<\/tr>\n
LED Indicators<\/th>\nInput, inverter, bypass, battery status<\/td>\n<\/tr>\n
LCD Display<\/th>\nInput\/output voltage, frequency, battery voltage, load percentage, temperature<\/td>\n<\/tr>\n
Waveform Distortion<\/th>\n\u22643% (linear load), \u22645% (nonlinear load)<\/td>\n<\/tr>\n
Working Temperature<\/th>\n0\u00b0C to +45\u00b0C<\/td>\n<\/tr>\n
Storage Temperature<\/th>\n-25\u00b0C to +55\u00b0C<\/td>\n<\/tr>\n
Relative Humidity<\/th>\n0\u201395% (non-condensing)<\/td>\n<\/tr>\n
Altitude<\/th>\n\u2264 1000 m<\/td>\n<\/tr>\n
Noise Level<\/th>\n< 50 dB<\/td>\n<\/tr>\n
Communication Interfaces<\/th>\nRS485, RS232, USB, dry contact, intelligent expansion card slot<\/td>\n<\/tr>\n
Standards<\/th>\nIEC 62040-1<\/td>\n<\/tr>\n
IP Rating<\/th>\nIP20<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>","protected":false},"excerpt":{"rendered":"

Rated Power: 10KVA-300KVA
\nInput Voltage: 380\/400VAC, etc
\nOutput Voltage: 380\/400VAC, etc
\nMOQ: 1 Set\/Piece
\nOEM & ODM Service: Available
\nPackaging: Plywood Case<\/p>","protected":false},"featured_media":1998,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-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":"","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-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":"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":""},"mobile":{"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":""}}},"product_brand":[],"product_cat":[26],"product_tag":[50,46,51,36],"class_list":["post-1997","product","type-product","status-publish","has-post-thumbnail","product_cat-online-ups","product_tag-3-phase-ups","product_tag-double-conversion-ups","product_tag-industrial-ups","product_tag-pure-sine-wave-ups","desktop-align-left","tablet-align-left","mobile-align-left","first","instock","shipping-taxable","product-type-simple"],"acf":[],"yoast_head":"\nTrue Online UPS 10 - 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