LinkQnet 3kVA 72V XR Tower Online UPS - Requires Batteries
The LinkQnet 3kVA XR Tower Online UPS delivers enterprise-grade power protection for critical IT and infrastructure environments. Built on true online double-conversion technology, it provides zero transfer time, pure sinewave output and exceptional voltage stability to safeguard servers, networking equipment and sensitive electronics. With high power density, advanced digital control and a wide input voltage range, the XR Tower is engineered for efficiency, scalability and reliability. Intelligent battery charging, generator compatibility and comprehensive protection features make it an ideal solution for server rooms, data centres and mission-critical applications where uptime is non-negotiable.
Features
- Online Double-Conversion Topology - Provides continuous clean power with zero transfer time
- High Power Density Design - Delivers maximum output in a compact footprint
- Full Digital Control Architecture - Ensures precise regulation and stable performance
- Wide Input Voltage Range - Operates from 110~300Vac for superior utility tolerance
- High Input Power Factor - 0.99 input PF with active PFC for improved efficiency
- Selectable Output Voltage - Supports 208/220/230/240Vac for flexible deployment
- Smart Charger Design - Optimised charging for enhanced battery performance and longevity
- Expandable Charging Current - Supports up to 12A charging for long-run configurations
- Emergency Power-Off Function - Integrated EPO for rapid shutdown in critical situations
- ECO Mode Operation - Energy-saving mode to improve overall efficiency
- Generator Compatible - Stable operation when powered by generators
- Cold Start Capability - Allows startup without utility power
- Intelligent Fan Speed Regulation - Adaptive cooling for quieter operation and extended component life
- Advanced LCD Interface - Versatile human-machine interface for real-time monitoring and control
- Flexible Communication Interfaces - RS232 standard with optional USB, EPO, relay card and SNMP card (Optional)
- Comprehensive Protection Systems - Protects against short-circuit, overload, overheat, battery overcharge and over-discharge, output low voltage and fan fault conditions
Specifications
Capacity
- Rated Capacity: 3000VA / 2700W
Input
- Nominal Voltage: 208 / 220 / 230 / 240Vac
- Input Voltage Range: 110~300Vac (176~280Vac @100% Load)
- Frequency Range: 40~70Hz (50/60Hz Auto-Sensing)
- Power Factor: ≥0.99
Output
- Output Voltage: 208 / 220 / 230 / 240Vac
- Power Factor: 0.9
- Voltage Regulation: ±1%
- Output Frequency: Line Mode: 46~54Hz or 56~64Hz, Battery Mode: 50/60Hz ±0.1%
- Crest Factor: 3:01
- Harmonic Distortion (THDv): ≤3% (Linear Load), ≤5% (Non-Linear Load)
- Output Waveform: Pure Sinewave
Transfer Time
- AC Mode to Battery Mode: 0ms
- Inverter to Bypass: 4ms (Typical)
Efficiency
- AC Mode: 91%
- Battery Mode: 88%
Battery
- Battery Quantity: 6 (Purchased Separately)
- Battery Type: Internal 9Ah 12V VRLA Batteries (Standard Run Model)
- Typical Recharge Time: 4-Hours to 90% Capacity
- Charging Voltage: 82.2Vdc ±1%
- Charging Current (Max.): 1A
- Note: Extended-Run Models Require External Battery Solutions.
Indicators
- LED Display: Line Mode, Battery Mode, ECO Mode, Bypass Mode, Battery Low Voltage, Overload, UPS Fault
- LCD Display: Input Voltage, Input Frequency, Output Voltage, Output Frequency, Load Percentage, Battery Voltage, Internal Temperature, Remaining Backup Time
Alarm
- Battery Mode: Beeping Every 4 Seconds
- Battery Low: Beeping Every Second
- Overload: Beeping Twice Every Second
- Fault: Continuous Beeping
Physical
- Dimensions (W × D × H): 191 × 460 × 337mm
- Net Weight: 24.5kg
Environment
- Operating Temperature: 0~40°C
- Storage Temperature: –25~55°C
- Humidity: 20–95% RH @0~40°C (nOn-Condensing)
- Altitude: <1500m (Derating Required Above 1500m)
- Noise Level: <50dB at 1m
Standards
- Safety: IEC / EN 62040-1, IEC / EN 62477-1
- EMC: IEC / EN 62040-2, IEC 61000-4-2/3/4/5/6/8
