Mecer 3000VA Rackmount UPS (ME-3000-WPRU)

Key Specifications

Power Characteristics

• Capacity: 3000 VA / 2700 W
• Form Factor: 2U Rackmount
• Type: Online Double-Conversion UPS
• Color: Black

Input Power Specifications

• Voltage Range:
  • Low Line Transfer: 110-160 VAC ± 5% (Ambient Temp. <35°C)
  • Low Line Comeback: 125-175 VAC ± 5%
  • High Line Transfer: 300 VAC ± 5%
  • High Line Comeback: 290 VAC ± 5%
• Frequency Range: 40-70 Hz
• Power Factor: ≥ 0.99 at nominal voltage

Output Power Specifications

• Output Voltage Options: 200/208/220/230/240 VAC
• Voltage Regulation (Battery Mode): ± 1%
• Frequency Range:
  • Synchronized: 47-53 Hz or 57-63 Hz
  • Battery Mode: 50 Hz ± 0.25 Hz or 60 Hz ± 0.3 Hz
• Current Crest Ratio: 3:1
• Harmonic Distortion:
  • ≤ 3% THD (Linear Load)
  • ≤ 6% THD (Non-linear Load)

Power Transfer Characteristics

• AC Mode to Battery Mode: Zero transfer time
• Inverter to Bypass: 4 ms (Typical)
• Waveform (Battery Mode): Pure Sinewave

Efficiency

• AC Mode Efficiency: 90%
• Battery Mode Efficiency: 88%

Battery System

• Battery Type: 12V / 9Ah
• Number of Batteries: 6
• Typical Recharge Time: 4 hours to 90% capacity
• Maximum Charging Current: 1.0 A
• Charging Voltage: 82.1 VDC ± 1%

Monitoring and Indicators

LCD Panel Display

Comprehensive display showing:

• UPS status
• Load level
• Battery level
• Input/Output voltage
• Discharge timer
• Fault conditions

Alarm System

• Battery Mode: Sounds every 4 seconds
• Low Battery: Sounds every second
• Overload: Sounds twice every second
• Fault: Continuous sounding

Physical Characteristics

• Dimensions (D x W x H): 630 x 483 x 88 mm
• Net Weight: 29.3 kg
• Rack Space: 2U

Environmental Specifications

• Operating Temperature: 0-40°C
• Humidity: 20-90% RH (non-condensing)
• Noise Level: Less than 50 dB at 1 meter

Management and Connectivity

Communication Interfaces

• Smart RS-232/USB Port
• Optional SNMP Management

Compatible Operating Systems

• Windows (2000/2003/XP/Vista/2008/7/8)
• Linux
• Unix
• macOS

Additional Features

• Surge and overload protection
• Multiple communication ports
• ECO mode for energy saving
• Generator compatible
• Pure sinewave output

Warranty

• Duration: 2 Years

Ideal Applications

• Server rooms
• Network infrastructure
• Telecommunication equipment
• Small to medium-sized data centers
• Critical business IT systems

Conclusion

The Mecer ME-3000-WPRU 3KVA Online Rackmount Smart UPS offers robust power protection with its true online double-conversion technology, comprehensive monitoring features, and reliable performance. Its rackmount design, multiple communication interfaces, and advanced power management make it an excellent choice for protecting critical electronic infrastructure.

Recommendations

• Ensure proper ventilation
• Perform regular battery maintenance
• Use in environments within specified temperature and humidity ranges
• Utilize management software for comprehensive monitoring