UND33 Series High Frequency Online UPS: Reliable Power Protection for Your Critical Systems
In today's fast-paced and highly digitalized world, the stability and reliability of power supply are crucial for the smooth operation of various industries and businesses. The UND33 Series High Frequency Online UPS is designed to provide robust and efficient power protection, ensuring that your critical systems stay up and running even in the face of power fluctuations and outages.
Product Overview
The UND33 Series High Frequency Online UPS is a high-performance, three-phase input and three-phase output uninterruptible power supply system, available in capacities ranging from 10kVA to 60kVA. It features advanced digital control technology and a wide input voltage range of 208-478Vac, making it highly adaptable to different power environments. The system employs online double conversion technology and 3-level IGBT inverter technology to deliver clean and stable power with an output power factor of 1.0 and a total harmonic distortion of voltage (THDu) of less than or equal to 2%. With an efficiency of up to 96%, this UPS not only ensures reliable power protection but also helps reduce energy consumption and operating costs.
Tower Online UPS Key Features
- Wide Input Voltage Range: The Three Phase Online UPS can operate within an input voltage range of 208-478Vac, providing excellent adaptability to unstable power supplies.
- Advanced Digital Control: Utilizing DSP digital control technology, the Tower Online UPS ensures precise and reliable operation.
- High Efficiency: Achieves up to 96% efficiency, reducing energy losses and lowering operating costs.
- Intelligent Battery Management: Equipped with a built-in battery cold start function and intelligent charging control, the UPS can start up without utility power and optimize battery life.
- User-friendly Interface: A 4.3-inch color touch screen provides an intuitive and easy-to-use interface for monitoring and managing the UPS system.
- Parallel Capability: Up to 8 units can be paralleled for increased capacity and redundancy.
- Flexible Configuration: Available in 3/3, 3/1, and 1/1 configurations for 10kVA and 20kVA models without derating, offering versatile application options.
- Comprehensive Connectivity: Features a variety of communication interfaces, including USB, RS485, SNMP card slot, and more, for easy integration with monitoring systems.
Technical Specifications
Input
- Rated Voltage: 380/400/415Vac, 3-phase+N+Ground
- Voltage Range: 208-478Vac
- Frequency Range: 40-70Hz
- Power Factor: ≥0.99
- THDi: ≤3% (100% linear load)
Bypass
-Voltage Range: Upper limit: 380V+25% (+10%, +15%, +20%, settable); 400V+20% (+10%, +15%, settable); 415V+15% (+10%, settable); Lower limit: -45% (-10%, -20%, -30%, settable)
- Frequency Range: 50/60Hz±10%
Output
- Rated Voltage: 380/400/415Vac, 3-phase+N+Ground
- Power Factor: 1
- Voltage Precision: ±1%
- Frequency: Normal Mode: ±1%/±2%/±4%/±5%/±10%, settable; Battery Mode: 50/60Hz±0.1%
- THDu: ≤2% (linear load); ≤5% (non-linear load)
- Crest Factor: 3:1
- Overload Capability: 110% for 60 mins; 125% for 10 mins; 150% for 1 min; ＞150%, transfer to bypass
Battery
- Nominal Voltage: ±240VDC
- Battery Quantity: 40pcs*12V9Ah*5strings
- Charge Current: 1-5A, settable (1-15A, settable for higher capacity models)
System
- Efficiency: 96%
- Display: 4.3-inch color touch screen
- IP Class: IP20
- Communication Interfaces: USB, RS485, Parallel kit (optional), Dry contact card (optional), SNMP card (optional)
- Operating Temperature: 0-40℃
- Storage Temperature: -25-55℃
- Humidity: 0-95% (non-condensing)
- Altitude: ＜1500m, within 1500-4000m, power derates 1% every 100m rise
- Noise Level: 50dB (10kVA) to 60dB (60kVA) at 1 meter
Models and Capacities
- UND33010KS: 10kVA/10kW
- UND33015KS: 15kVA/15kW
- UND33020KS: 20kVA/20kW
- UND33030KS: 30kVA/30kW
- UND33040KS: 40kVA/40kW
- UND33060KS: 60kVA/60kW
Physical Dimensions and Weight
- Dimensions (W*D*H): 486*1003*1573 mm
- Weight: 600 kg (10kVA) to 700 kg (60kVA)
Compliance and Standards
- Safety: IEC/EN 62040-1
- EMC: IEC/EN 62040-2
- Performance: IEC/EN 62040-3
The UND33 Series High Frequency Online UPS is your reliable partner for ensuring uninterrupted power supply. Its advanced features, high efficiency, and robust performance make it an ideal choice for data centers, industrial automation, telecommunications, and other critical applications.
