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BK-L33-20KVA(PF0.8)丨Three Phase High-Frequency Online UPS

THÔNG SỐ SẢN PHẨM

The BK-L33 Series Three-Phase High-Frequency Online Double-Conversion UPS leverages a transformerless, high-frequency architecture and is powered by dual high-performance DSP controllers for fully digital management of rectification, inversion, battery charging, and discharging.
  • True Online Double-Conversion Technology
  • Advanced High-Frequency Transformerless Design
  • Ultra-Wide Input Voltage & Frequency Range
  • Hiệu quả cao và tiết kiệm năng lượng
  • Full Digital DSP Control
Shipping Location: Shenzhen, China
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Tổng quan về sản phẩm

The BK-L33 Series is a premium High-frequency online UPS featuring a transformer-less, high-frequency design—redefining reliability and efficiency as a top-tier Online double-conversion UPS. By eliminating bulky line-frequency transformers, this Transformerless online UPS cuts weight by up to 40%, slashes power losses, and lowers total cost of ownership (TCO) for global enterprises.

As a true High-frequency double-conversion UPS, it adopts online double-conversion technology, ensuring 24/7 inverter-powered load supply with 0ms transfer time. This seamless protection shields critical equipment from voltage sags, surges, and full blackouts—essential for mission-critical IT and industrial applications across overseas markets. Equipped with an intelligent active-PFC rectifier, the Double-conversion UPS boasts an ultra-wide input voltage range, maintains input hệ số công suất ≥0.99, and keeps THDi <5%, easing strain on upstream infrastructure and meeting global green-energy norms.

Fusing DSP-controlled SPWM precision, compact footprint, and enterprise-grade reliability, this Hệ thống UPS sets a new standard for green, efficient power protection—ideal as a UPS for data centerUPS for server roomUPS for medical equipment, Và UPS system for enterprise in North America, Europe, Southeast Asia, and beyond.

Ứng dụng

Tài chính

Ensures uninterrupted power for ATMs, trading terminals, and core banking systems. As a trusted UPS System for enterprise, it safeguards transaction integrity and data security during outages—critical for global financial institutions.

Viễn thông

Provides reliable backup for base stations, switching centers, and fiber network equipment. This Double-conversion UPS maintains 24/7 connectivity, preventing service disruption for telecom operators worldwide.

Chính phủ

Supports mission-critical operations in command centers, e-governance platforms, and secure facilities. The High-frequency online UPS delivers high-availability power protection for sensitive government infrastructure.

Vận tải

Powers traffic control systems, railway signaling, and airport navigation. The Online double-conversion UPS ensures zero downtime for intelligent transport infrastructure across international markets.

Chế tạo

Protects PLCs, industrial PCs, and automated production lines from voltage fluctuations. This UPS System avoids costly downtime and equipment damage for global manufacturing plants.

Education

Secures campus networks, computer labs, and smart classroom systems. The High-frequency double-conversion UPS ensures continuity of digital learning for overseas universities and schools.

Data Centers & Server Rooms

Delivers clean, stable power to servers, storage, and networking gear. As a dedicated UPS for data center and UPS for server room, it meets Tier III/IV reliability standards with high efficiency and scalability—perfect for hyperscale and colocation facilities.

Precision Equipment Rooms

Supplies ultra-stable, low-distortion power to medical imaging devices, lab instruments, and semiconductor testing equipment. This UPS for medical equipment meets strict electrical quality requirements for healthcare and research institutions globally.

Tính năng sản phẩm

Advanced Transformerless High-Frequency Online UPS Architecture

Eliminates bulky power frequency transformers, reducing overall weight by ~40% while boosting power density. This Transformerless online UPS cuts energy consumption and cooling requirements—aligning with overseas enterprises’ sustainability goals.

True Online Double-Conversion UPS Operation

Whether mains power is normal or abnormal, the inverter continuously powers the load with 0ms switching time. This Double-conversion UPS ensures uninterrupted, stable operation for critical equipment in global mission-critical environments.

Built-in Intelligent Active PFC for High-Frequency UPS

Supports an ultra-wide input voltage range, easily handling voltage sags/dips. It actively improves input power factor to ≥0.99 and limits THDi <5%, meeting international green energy and power quality standards.

Emergency Power Off (EPO) for Enterprise UPS System

One-button safe shutdown during fires, floods, or maintenance—protecting personnel and equipment in compliance with global safety regulations for commercial and industrial facilities.

DSP Full-Digital Control for Double-Conversion UPS

A high-performance DSP achieves all-digital control of PFC, inverter, and charger, delivering sub-millisecond response and higher precision. This enhances the reliability of the UPS System for sensitive overseas applications.

High Output Power Factor for Versatile Loads

Supports modern high-power IT, medical, and industrial loads without derating. This flexibility makes it a top choice as a UPS for data center, UPS for medical equipment, and UPS system for enterprise with diverse load requirements.

Thông số kỹ thuật

Người mẫuBK-H11-20kVA
Dung tích20 kVA/16 kW
Đầu vàoDây điệnThree-phase four wires + Ground
Điện áp định mức380/400/415 V AC
Phạm vi điện áp208-304Vac (50% load); 304-478Vac (100% load)
Dải tần số46Hz-54Hz (@50Hz system); 56Hz-64Hz (@60Hz system)
Input Power Factor≥0.99 (100% load)
Đầu raDây điệnThree-phase four wires + Ground
Điện áp định mức380/400/415 V AC
Điều chỉnh điện áp±1%
Frequency Range (Synchronous Range)46Hz-54Hz (@50Hz system); 56Hz-64Hz (@60Hz system)
Frequency Range (Battery Mode)50Hz±0.1Hz or 60Hz±0.1Hz
Output Power Factor0.8
Độ méo tiếng (THDV%)≤2% (@100% linear load); ≤5% (@100% non-linear load)
Overload Capability (AC Mode)100%-110%: 10 minutes; 110%-130%: 1 minute; >130%: 1 second
Overload Capability (Battery Mode)100%-110%: 30 seconds; 110%-130%: 10 seconds; >130%: 1 second
Tỷ lệ đỉnh hiện tại3:1 (maximum)
Thời gian chuyển đổi0 mili giây
Ắc quyLoại pinPin ngoài
Người mẫu12V
Number of Batteries16/18/20 units (optional)
Dòng điện sạc4A
Điện áp sạcN×13.65VDC±1% (N=number of batteries)
Hiệu quảChế độ dòng89%
Chế độ ECO88%
Sự quản lýBảng hiển thịMàn hình LCD / Đèn báo trạng thái LED
Chức năng giao tiếpIntelligent RS-232 or USB, supporting Windows 2000/2003/XP/Vista/2008, Windows 7, Linux, Unix, MAC
SNMP tùy chọnSupports power management via SNMP manager and web browser
Môi trườngNhiệt độ hoạt động0~40℃ (Battery life will be reduced when temperature >25℃)
Độ ẩm<95% RH (non-condensing)
Độ cao<1000m for Nominal power
Mức độ tiếng ồn<60dB@1meter
Tiêu chuẩnSafetyIEC/EN 62040-1
EMCIEC/EN 62040-2 Category C3
Thuộc vật chấtLớp IPIP20
Dimensions (D×W×H)575×250×550 mm
Cân nặng37.8 kg

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