Mecer 3kVA / 1800W Offline Tower UPS Key Features Microprocessor-controlled design for high reliability Built-in Boost and Buck AVR for voltage stabilization Automatic restart when AC power is restored Simulated sine wave output Off-mode battery charging Cold start capability Optional USB / RS-232 communication port RJ-11 / RJ-45 surge protection for phone and network lines Technical Specifications Capacity: 3000 VA / 1800 W Input Nominal Voltage: 110/120 VAC or 220/230/240 VAC Voltage Range: 81–145 VAC / 162–290 VAC Frequency Range: 50/60 Hz (Auto-sensing) Output Voltage: 110/120 VAC or 220/230/240 VAC Voltage Regulation (Battery Mode): `b110% Frequency (Battery Mode): 50 Hz or 60 Hz `b11 Hz Transfer Time: Typical 2–6 ms, Maximum 10 ms Waveform (Battery Mode): Simulated Sine Wave Battery Type & Quantity: 12 V / 7 Ah `d7 4 Recharge Time: 4–6 hours to 90% capacity Protection Overload protection Over-discharge protection Over-charge protection General UPS Type: Offline Dimensions (D `d7 W `d7 H): 495 `d7 150 `d7 250 mm Net Weight: 24.8 kg Management Optional USB / RS-232 port Supports Windows 2000 / 2003 / XP / Vista / 2008 / 7, Linux, Unix, and macOS
