LinkQnet 3KS 3000VA / 3000W Tower UPS
Reliable Online Power Protection for Critical IT and Office Equipment.
The LinkQnet 3KS 3000VA / 3000W Tower UPS delivers dependable true double conversion online power protection for servers, networking equipment, workstations and business-critical systems. Designed for home office and professional IT environments, this high-performance UPS features output power factor 1.0, advanced bridgeless PFC technology and pure sinewave output for clean and stable power delivery. With built-in surge immunity, voltage protection and intelligent battery management, the UPS ensures maximum uptime and equipment reliability during power interruptions and unstable electrical conditions.
Features
- True Double Conversion Online UPS - Delivers continuous clean and stable power protection
- 3000VA / 3000W Capacity - Ideal for servers, networking and critical office equipment
- Output Power Factor 1.0 - Provides full real power output performance
- Pure Sinewave Output - Ensures compatibility with sensitive electronic devices
- Advanced Bridgeless PFC Technology - Achieves line efficiency up to 96%
- Built-In Surge Protection - Protects equipment against voltage fluctuations and surges
- Wide Input Voltage Range - Supports unstable power environments with reliable operation
- DC Cold Start Function - Allows UPS startup directly from battery power
- Intelligent Battery Charging - Two and three-period charging improves battery management
- Low Transfer Time - Provides seamless switching during power interruptions
- RS232 And USB Communication Ports - Simplifies monitoring and system integration
- Optional SNMP Support - Enables advanced remote UPS management
- Low Noise Operation - Suitable for office and IT installations
Specifications
Input
- Capacity: 3000VA / 3000W
- Nominal Voltage: 208 / 220 / 230 / 240VAC
- Voltage Range: 110~300VAC
- Frequency Range: 40~70Hz
- Input Power Factor: >0.99
- THDi: <4% Linear Load, <5% Non-Linear Load
Output
- Output Voltage: 208 / 220 / 230 / 240VAC
- Voltage Regulation: ±1%
- Frequency Range: 50/60Hz ±0.1%
- Waveform: Pure Sinewave
- Crest Ratio: 3:1 Maximum
- THDu: <3% Linear Load, <5% Non-Linear Load
- Transfer Time: 0ms Line to Battery, 4ms Inverter to Bypass
- ECO Mode Efficiency: ≥97%
- Line Mode Efficiency: ≥94.5%
Battery
- Battery Voltage: 72Vdc
- Battery Configuration: 6× 9Ah
- Charging Current: 1A
- Charging Mode: Two / Three-Period Charging
Connectivity
- Communication Ports: RS232 / USB
- Intelligent Port: Yes
- Optional SNMP Card: Supported
- Optional Dry Contact Kit: Supported
Environment
- Operating Temperature: 0~40°C
- Storage Temperature: -30~60°C Without Battery
- Humidity: 0~95% Non-Condensing
- Noise Level: <50dB @1m
- Altitude: up to 1000m Without Derating
Physical
- Product Dimensions: 390 × 190 × 320mm
- Package Dimensions: 500 × 285 × 430mm
- Product Weight: 25.3kg
Compliance
- Standards: EN/IEC 61000, EN/IEC 62040
