Mecer 3000VA Online UPS (ME-3000-WPTU)

The Mecer ME-3000-WPTU is a true online double-conversion UPS system designed to protect critical equipment from power disturbances. This 3000VA unit delivers clean, regulated power continuously, making it ideal for server rooms, network infrastructure, and sensitive electronic equipment. Unlike standby UPS systems, this online topology provides zero transfer time during power failures, ensuring uninterrupted operation for mission-critical applications.

Technical Specifications

Power Capacity

• Rated Power: 3000VA / 2400W
• Output Power Factor: 0.8
• Waveform: Pure sine wave output

Input Specifications

• Voltage Range: 110-300V AC (auto-ranging)
• Frequency: 50/60 Hz ± 5 Hz (auto-sensing)
• Phase: Single-phase

Output Specifications

• Voltage Regulation: 220/230/240V AC ± 2% (selectable)
• Frequency: 50/60 Hz ± 0.5 Hz (synchronized or free-running)
• Transfer Time: 0ms (continuous online operation)

Battery & Runtime

• Battery Type: Sealed lead-acid, maintenance-free
• Typical Backup Time: 5-10 minutes at full load, 15-25 minutes at half load
• Recharge Time: 6-8 hours to 90% capacity
• Battery Replacement: Hot-swappable design

Physical Dimensions

• Form Factor: Tower configuration
• Dimensions: Approximately 438mm (H) × 190mm (W) × 440mm (D)
• Weight: Approximately 28kg with batteries installed
• Operating Temperature: 0°C to 40°C
• Humidity: 0-95% non-condensing

Connectivity & Protection

• Output Sockets: Multiple IEC C13 outlets plus surge-protected sockets
• Communication: USB and RS-232 serial ports for monitoring
• Protection Features: Overload, short circuit, over-voltage, and over-temperature protection
• Audible Alarms: Battery mode, low battery, overload, and fault notifications

Compliance & Standards

• Safety Standards: IEC 62040-1
• EMC Standards: IEC 62040-2
• Performance Standards: IEC 62040-3

Use Cases & Applications

Server Room Protection

The Mecer ME-3000-WPTU provides reliable backup power for small to medium server installations. Its true online topology protects servers from voltage sags, surges, and frequency variations that can cause data corruption. The hot-swappable battery design allows scheduled maintenance without scheduling downtime windows, which is particularly valuable for environments requiring high availability.

Network Infrastructure

This UPS effectively protects core networking equipment including managed switches, routers, firewalls, and wireless controllers. Network administrators appreciate the zero transfer time, which prevents brief interruptions that could trigger spanning tree recalculations or routing protocol updates. The LCD display helps IT teams quickly assess power conditions during troubleshooting.

Point-of-Sale Systems

Retail environments benefit from uninterrupted transaction processing, even during power fluctuations. The Mecer 3000VA unit supports multiple POS terminals, receipt printers, and card readers simultaneously. Additionally, the wide input voltage range handles challenging electrical conditions common in commercial retail spaces without draining batteries unnecessarily.

CCTV and Security Systems

Security surveillance systems require constant uptime to maintain coverage. This online UPS powers NVRs, PoE switches for IP cameras, and access control systems without interruption. The pure sine wave output ensures compatible operation with sensitive recording equipment and prevents premature failure of power supplies in connected devices.

Medical Office Equipment

Healthcare facilities use the ME-3000-WPTU to protect diagnostic equipment, computers with patient management systems, and communication infrastructure. However, this unit is not classified as medical-grade equipment and should not be used as the sole power protection for life-support systems. It works well for administrative systems and non-critical diagnostic tools where brief power interruptions could disrupt workflow.