TH220ACN3K-220 UPS Power Module
Product Overview
The TH220ACN3K-220 is a compact and intelligent Uninterruptible Power Supply (UPS) module designed for integrated power systems in electrical and telecommunication applications. With a 3KVA capacity and pure sine wave output, it ensures continuous, high-quality AC power for critical loads. Featuring dual AC inputs (main & bypass) and DC input capability, it seamlessly switches between power sources to maintain uninterrupted operation.
Key Specifications
Input Voltage: 176-286VDC/220 187-264VAC 45-55HZ
Output Voltage: 220VAC±2%
Rated Capacity: 3 KVA
Efficiency: >90%
Noise Level: ≤60dB Half Load, ≤65dB Full Load
Voltage Stabilization: ±3%
Dimensions: 482.6*420*87mm
Weight: 13.8 KG
Operating Temperature: -10℃ to +40°C
Cooling: Air-cooled
Warranty: 12 months
Origin: HeBei, China
Product Advantages
- Standard 2U height, compact 19-inch rack-mount design
- High reliability with seamless automatic transfer between AC main, AC bypass, and DC input
- High efficiency (>90%) and excellent power factor (0.99)
- Comprehensive protection including input/output over/undervoltage, overload, short-circuit, and overtemperature safeguards
- Advanced digital control ensures low total harmonic distortion (THD) and fast transient response
- User-friendly LCD interface for real-time monitoring and configuration
- Supports remote monitoring and control ("Four-Remote" functions) via RS-485 communication
Technical Specifications
| Parameter |
TH220ACN3K-220 |
| Rated Capacity |
3KVA |
| Weight |
13.8 kg (excluding packaging) |
| Cooling Method |
Forced Air Cooling |
| DC Input Voltage Range |
176-286Vdc |
| AC Input Voltage Range |
187-264Vac |
| AC Input Frequency Range |
45-55Hz |
| Bypass Input Voltage Range |
187-264Vac |
| Bypass Input Frequency Range |
45-55Hz |
| AC Output Voltage |
220Vac±2% |
| AC Output Frequency |
50±0.2Hz |
| Voltage Regulation Accuracy |
±3% |
| Output Power Factor |
0.8 |
| Discharge Waveform |
Pure Sine Wave |
| Voltage Transient Range |
±5% (load variation from 20% to 100% to 20%) |
| Transient Response Recovery Time |
≤10mS |
| Voltage Waveform Distortion |
≤3% (linear load) |
| Crest Factor |
≥3:1 |
| Synchronization Accuracy |
≤3% |
| Overload Capacity |
105%-125%: Switch to bypass for 10 minutes; 125%-150%: bypass for 1 minute; >150%: immediate bypass |
| Total Switching Time |
AC power supply ⇄ DC power supply: 0 mS; Bypass Output ⇄ Inverter Output: ≤4mS |
| Efficiency |
>90% (AC/DC Peak Efficiency) |
| EMC Compliance |
GB/T 7260.2-2009 for UPS equipment including electrostatic discharge, RF immunity, transient immunity, surge immunity, and emission limits |
| Output Noise |
Half Load ≤60dB, Full Load ≤65dB |
| Communication Interface |
LED indicator + LCD display, RS485 |
| Dry Contact Output |
6 groups of passive normally open dry contacts for inverter power, bypass power, AC/DC abnormality, output overload, and inverter fault |
| Insulation Resistance |
>10 MΩ (1000V Insulation Resistance tester) |
| Compression Strength |
<2mA (3000Vdc) |
Application Scenarios
Ideal for providing backup and clean power to critical equipment in power plants, substations, telecommunication facilities, and data centers. Specifically suited for protecting SCADA systems, relay protection, communication devices, monitoring systems, and emergency lighting where power quality and zero-interruption are paramount.
