MFII Series 15~20kVA

High-performance True Online Double Conversion UPS with DSP-controlled pure sine wave output, IGBT-based inverter/rectifier, wide voltage & frequency range, ECO mode, battery optimization (16–20 units), generator compatibility, and optional parallel operation up to 4 units.

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Features:
  • True Online Double Conversion with DSP Controlled Pure Sine Wave Design
  • IGBT based both Inverter & Rectifier
  • Input Current Harmonic: ≤ 3%
  • Optimization Battery Group, The Quantity of Battery: 16/18/20 Nos.
  • High Input Power Factor 0.99 w High Output Power Factor 1.0
  • Wide Input Voltage Range
  • Wide Input Frequency Range (50Hz: 45~55Hz / 60Hz: 54~66Hz)
  • Generator Compatibility & Phase Reversal Protection
  • Support Economic Operation (ECO) Mode
  • Self-Testing while UPS Startup
  • Optional Parallel up to 4 units
  • Static Bypass and Cold Start  Support 3/1 & 1/1 Operation

MODEL MFII3115L16 MFII3120L16
Capacity 15 kVA 20 kVA
INPUT
Nominal Voltage 380V / 400V / 415V AC (3P+N+PE)
Operating Voltage Range 320V~480V AC Load Dependant
Operating Frequency Range 50 / 60 Hz ± 10% (Auto Sensing)
Power Factor ≥0.99
Bypass Voltage - 40% ~ + 15% (Configurable)
Frequency ± 5% (Configurable)
ECO Range Same as the Bypass, can be configured
Generator Input Compatible
OUTPUT
Rated Voltage 220V / 230V / 240V AC L+N+PE (Configurable)
Power Factor 1.0
Voltage Regulation ±1%
Frequency Auto Sensing 50 / 60 Hz ± 1~10% Sync Mode (Configurable), 50/60 Hz ± 0.5 Hz Battery Mode
Crest Factor 3:1
Overload ≤105% for Continuos, ≤ 125% for 10 Min, ≤ 150% for 60 Sec, ≥ 150% for 200ms
Harmonic Distortion (THDv) ≤ 1%
Efficiency 94.0% Dual Conversion Mode, 99.0% ECO Mode
BATTERY
Battery Voltage 192V DC / 216V & 240V DC (Configurable)
Typical Recharge Time 4-5 Hours to 90% of full Capacity
Charge Current 16A 18A
SYSTEM FEATURES
IP Protection IP20
Transfer Time Zero
EPO / ECO / CVCF Shutdown UPS Immediately / ECO and CVCF Mode can be Configurable
Alarm / Protection Short Circuit, Input Under/Over Voltage, Over Temperature, Over Current,
Over Load, DC BUS Under / Over Voltage and Battery low
LED Display Line Mode, Backup Mode, ECO Mode, Bypass Mode, Battery Low, Overload & UPS Fault
LCD Display Input Voltage, Input Frequency, Output Voltage, Frequency, Current; Load Percentage, Battery Voltage, Charging/
Discharging/Current Temperature & Remaining Battery Backup Time, Load VA/W, Load and Battery Barograph
ENVIRONMENTAL
Temperature Operating: 0~50°C*, Storage: -15°C ~ 60°C
Humidity / Altitude 0~95% RH Non-condensing / <1500 M
Noise <55dBA <58dBA
PHYSICAL
Dimension WxDxH (mm) 250 x 580 x 655
Net Weight (Kg) 37 38
STANDARDS
Quality ISO 90001, ISO 14001, ISO 27001, ISO 45001, ISO 50001, BIS, RoHS, FCC
Safety IEC/EN62040-1; Conformity to IEC / EN
EMC / Performance IEC/EN62040-2; IEC/EN62040-3, Complying to CE, Compliance to UL
COMMUNICATION INTERFACE
Standard RS-232
Optional SNMP / ModBus / Dry Contact / USB / RS-485 / SMS Alert Card
Monitoring Software NetAgent Utility v5.8 / View Power / UPSilon 2000 / Muser 4000