Otima II LiFePO4 RT & Tower 1KVA-3KVA
LiFePO4 battery UPS
Lithium UPS provides a more comprehensive protection because of its longer autonomy time as its greatest benefit and it comes in different form factors to fit your storage space. Plus, Lithium UPS can save your total cost of ownership, including battery replacement and labor service.
Main Features
  • Pure sine wave
  • Boost and Buck AVR for voltage stabilization
  • Output power factor 0.9
  • Fast battery charger time
  • User-friendly and easy-shift LCD display (only for RT model)
  • Long battery lifecycle, more than 2000
  • Built-in protection circuit in battery pack with UL 1973 (MH63914) certified
  • UN38.3 for battery transportation
General
CAPACITY
Otima II LiFePO4 1K1000 VA / 900 W
Otima II LiFePO4 1.5K1500 VA / 1350 W
Otima II LiFePO4 2K2000 VA / 1800 W
Otima II LiFePO4 3K3000 VA / 2700 W
PHASE
Otima II LiFePO4 1KSingle phase with ground
Otima II LiFePO4 1.5KSingle phase with ground
Otima II LiFePO4 2KSingle phase with ground
Otima II LiFePO4 3KSingle phase with ground
INPUT
Nominal Voltage
Otima II LiFePO4 1K100/110/115/120 /127 VAC or 200/208/220/230/240 VAC
Otima II LiFePO4 1.5K100/110/115/120 /127 VAC or 200/208/220/230/240 VAC
Otima II LiFePO4 2K100/110/115/120 /127 VAC or 200/208/220/230/240 VAC
Otima II LiFePO4 3K100/110/115/120 /127 VAC or 200/208/220/230/240 VAC
Acceptable Voltage Range
Otima II LiFePO4 1K75-117/81-134/86-139/89-145/102-152 or 150-234/156-243/162-268/170-280/177-290 VAC
Otima II LiFePO4 1.5K75-117/81-134/86-139/89-145/102-152 or 150-234/156-243/162-268/170-280/177-290 VAC
Otima II LiFePO4 2K75-117/81-134/86-139/89-145/102-152 or 150-234/156-243/162-268/170-280/177-290 VAC
Otima II LiFePO4 3K75-117/81-134/86-139/89-145/102-152 or 150-234/156-243/162-268/170-280/177-290 VAC
Frequency Range
Otima II LiFePO4 1K50/60 Hz ± 5 Hz (auto sensing)
Otima II LiFePO4 1.5K50/60 Hz ± 5 Hz (auto sensing)
Otima II LiFePO4 2K50/60 Hz ± 5 Hz (auto sensing)
Otima II LiFePO4 3K50/60 Hz ± 5 Hz (auto sensing)
Power Factor
Otima II LiFePO4 1K≧0.99 @ nominal voltage (100% load)
Otima II LiFePO4 1.5K≧0.99 @ nominal voltage (100% load)
Otima II LiFePO4 2K≧0.99 @ nominal voltage (100% load)
Otima II LiFePO4 3K≧0.99 @ nominal voltage (100% load)
OUTPUT
Output Voltage
Otima II LiFePO4 1K100*/110/115/120 /127 VAC or 200*/208*/220/230/240 VAC
Otima II LiFePO4 1.5K100*/110/115/120 /127 VAC or 200*/208*/220/230/240 VAC
Otima II LiFePO4 2K100*/110/115/120 /127 VAC or 200*/208*/220/230/240 VAC
Otima II LiFePO4 3K100*/110/115/120 /127 VAC or 200*/208*/220/230/240 VAC
Frequency Range (Batt. Mode)
Otima II LiFePO4 1K50 Hz or 60 Hz ± 0.1 Hz (Auto sensing AC input)
Otima II LiFePO4 1.5K50 Hz or 60 Hz ± 0.1 Hz (Auto sensing AC input)
Otima II LiFePO4 2K50 Hz or 60 Hz ± 0.1 Hz (Auto sensing AC input)
Otima II LiFePO4 3K50 Hz or 60 Hz ± 0.1 Hz (Auto sensing AC input)
Transfer Time
Otima II LiFePO4 1KTypical 2-6 ms, 10ms max.
Otima II LiFePO4 1.5KTypical 2-6 ms, 10ms max.
Otima II LiFePO4 2KTypical 2-6 ms, 10ms max.
Otima II LiFePO4 3KTypical 2-6 ms, 10ms max.
Waveform (Batt. Mode)
Otima II LiFePO4 1KPure Sine Wave
Otima II LiFePO4 1.5KPure Sine Wave
Otima II LiFePO4 2KPure Sine Wave
Otima II LiFePO4 3KPure Sine Wave
Voltage Regulation (Batt. Mode)
Otima II LiFePO4 1K± 1.5% (before battery alarm)
Otima II LiFePO4 1.5K± 1.5% (before battery alarm)
Otima II LiFePO4 2K± 1.5% (before battery alarm)
Otima II LiFePO4 3K± 1.5% (before battery alarm)
Current Crest Ratio
Otima II LiFePO4 1K3:1
Otima II LiFePO4 1.5K3:1
Otima II LiFePO4 2K3:1
Otima II LiFePO4 3K3:1
Harmonic Distortion
Otima II LiFePO4 1K2% max @ 100% linear load, 5% max @ 100% non-linear load (before low battery alarm)
Otima II LiFePO4 1.5K2% max @ 100% linear load, 5% max @ 100% non-linear load (before low battery alarm)
Otima II LiFePO4 2K2% max @ 100% linear load, 5% max @ 100% non-linear load (before low battery alarm)
Otima II LiFePO4 3K2% max @ 100% linear load, 5% max @ 100% non-linear load (before low battery alarm)
AVR Regulation
Otima II LiFePO4 1K200(-13%/+10%)/208(-13%/+10%)/220(-15%/+10%)/230(-15%/+10%)/240(-15%/+10%) VAC 100(-13%/+10%)/110(-16%/+10%)/115(-13%/+10%)/120(-14%/+10%)/127(-12%/+10%) VAC
Otima II LiFePO4 1.5K200(-13%/+10%)/208(-13%/+10%)/220(-15%/+10%)/230(-15%/+10%)/240(-15%/+10%) VAC 100(-13%/+10%)/110(-16%/+10%)/115(-13%/+10%)/120(-14%/+10%)/127(-12%/+10%) VAC
Otima II LiFePO4 2K200(-13%/+10%)/208(-13%/+10%)/220(-15%/+10%)/230(-15%/+10%)/240(-15%/+10%) VAC 100(-13%/+10%)/110(-16%/+10%)/115(-13%/+10%)/120(-14%/+10%)/127(-12%/+10%) VAC
Otima II LiFePO4 3K200(-13%/+10%)/208(-13%/+10%)/220(-15%/+10%)/230(-15%/+10%)/240(-15%/+10%) VAC 100(-13%/+10%)/110(-16%/+10%)/115(-13%/+10%)/120(-14%/+10%)/127(-12%/+10%) VAC
EFFICIENCY
Battery Mode
Otima II LiFePO4 1K89%
Otima II LiFePO4 1.5K91%
Otima II LiFePO4 2K91%
Otima II LiFePO4 3K92%
AC Mode
Otima II LiFePO4 1K97% @ full charged battery
Otima II LiFePO4 1.5K97% @ full charged battery
Otima II LiFePO4 2K97% @ full charged battery
Otima II LiFePO4 3K97% @ full charged battery
AVR Mode
Otima II LiFePO4 1K95% @ full charged battery
Otima II LiFePO4 1.5K95% @ full charged battery
Otima II LiFePO4 2K95% @ full charged battery
Otima II LiFePO4 3K95% @ full charged battery
BATTERY
Battery Voltage
Otima II LiFePO4 1K25.6 V
Otima II LiFePO4 1.5K48 V
Otima II LiFePO4 2K48 V
Otima II LiFePO4 3K76.8 V
Charging Current
Otima II LiFePO4 1K3A
Otima II LiFePO4 1.5K3A
Otima II LiFePO4 2K3A
Otima II LiFePO4 3K3A
Charging Voltage
Otima II LiFePO4 1K28 VDC ± 1%
Otima II LiFePO4 1.5K52.5 VDC ± 1%
Otima II LiFePO4 2K52.5 VDC ± 1%
Otima II LiFePO4 3K84 VDC ± 1%
Battery Type**
Otima II LiFePO4 1KLiFe 247500
Otima II LiFePO4 1.5KLiFe 485000
Otima II LiFePO4 2KLiFe 485000
Otima II LiFePO4 3KLiFe 722500
Battery Lifecycle
Otima II LiFePO4 1K> 2000
Otima II LiFePO4 1.5K> 2000
Otima II LiFePO4 2K> 2000
Otima II LiFePO4 3K> 2000
Single Cell Type
Otima II LiFePO4 1KLFP26650P-260
Otima II LiFePO4 1.5KLFP26650P-260
Otima II LiFePO4 2KLFP26650P-260
Otima II LiFePO4 3KLFP26650P-260
Battery Number**
Otima II LiFePO4 1K1
Otima II LiFePO4 1.5K1
Otima II LiFePO4 2K2
Otima II LiFePO4 3K3
Battery Cell Configuration
Otima II LiFePO4 1K8S3P
Otima II LiFePO4 1.5K15S3P
Otima II LiFePO4 2K(15S3P) x 2
Otima II LiFePO4 3K(24S1P) x 3
Battery VAH(Factory Setting)
Otima II LiFePO4 1K7.5Ah
Otima II LiFePO4 1.5K5Ah
Otima II LiFePO4 2K10Ah
Otima II LiFePO4 3K7.5Ah
Autonomy Time @ Full load
Otima II LiFePO4 1K9.5 minutes
Otima II LiFePO4 1.5K8 minutes
Otima II LiFePO4 2K12 minutes
Otima II LiFePO4 3K9.5 minutes
Charging Mode
Otima II LiFePO4 1K2 stage charging management(CC-CV)
Otima II LiFePO4 1.5K2 stage charging management(CC-CV)
Otima II LiFePO4 2K2 stage charging management(CC-CV)
Otima II LiFePO4 3K2 stage charging management(CC-CV)
Typical Recharge Time
Otima II LiFePO4 1K1.5 hours recover to 90% capacity
Otima II LiFePO4 1.5K1.5 hours recover to 90% capacity
Otima II LiFePO4 2K1.5 hours recover to 90% capacity
Otima II LiFePO4 3K1.5 hours recover to 90% capacity
ENVIRONMENT
Operating Humidity
Otima II LiFePO4 1K20-95 % RH @ 0- 40°C (non-condensing)
Otima II LiFePO4 1.5K20-95 % RH @ 0- 40°C (non-condensing)
Otima II LiFePO4 2K20-95 % RH @ 0- 40°C (non-condensing)
Otima II LiFePO4 3K20-95 % RH @ 0- 40°C (non-condensing)
Noise Level
Otima II LiFePO4 1KLess than 45dB
Otima II LiFePO4 1.5KLess than 45dB@Line mode, Less than 55dB@Battery mode
Otima II LiFePO4 2KLess than 45dB@Line mode, Less than 55dB@Battery mode
Otima II LiFePO4 3KLess than 45dB@Line mode, Less than 55dB@Battery mode
PHYSICAL
RT Model Dimension, DXWXH (mm)
Otima II LiFePO4 1K410 x 438 x 88
Otima II LiFePO4 1.5K410 x 438 x 88
Otima II LiFePO4 2K510 x 438 x 88
Otima II LiFePO4 3K510 x 438 x 88
RT Model Net Weight (kgs)
Otima II LiFePO4 1K10.5
Otima II LiFePO4 1.5K12.6
Otima II LiFePO4 2K17.1
Otima II LiFePO4 3K22.3
Tower Model Dimension, DXWXH (mm)
Otima II LiFePO4 1K397 x 158 x 220
Otima II LiFePO4 1.5K397 x 158 x 220
Otima II LiFePO4 2K480 x 158 x 220
Otima II LiFePO4 3K590 x 190 x 318
Tower Model Net Weight (kgs)
Otima II LiFePO4 1K11.1
Otima II LiFePO4 1.5K12.7
Otima II LiFePO4 2K17.7
Otima II LiFePO4 3K22.9
MANAGEMENT
Optional SNMP
Otima II LiFePO4 1KPower management from SNMP manager and web browser
Otima II LiFePO4 1.5KPower management from SNMP manager and web browser
Otima II LiFePO4 2KPower management from SNMP manager and web browser
Otima II LiFePO4 3KPower management from SNMP manager and web browser
Smart RS-232/USB
Otima II LiFePO4 1KSupports Windows® 2000/2003/XP/Vista/2008, Windows® 7/8, Linux, and MAC
Otima II LiFePO4 1.5KSupports Windows® 2000/2003/XP/Vista/2008, Windows® 7/8, Linux, and MAC
Otima II LiFePO4 2KSupports Windows® 2000/2003/XP/Vista/2008, Windows® 7/8, Linux, and MAC
Otima II LiFePO4 3KSupports Windows® 2000/2003/XP/Vista/2008, Windows® 7/8, Linux, and MAC
STANDARD
EMC/Safety
Otima II LiFePO4 1KCE (EMC: EN62040-2 C2) for HV models, FCC (Class A) for LV models, Battery Pack comply to UL1973
Otima II LiFePO4 1.5KCE (EMC: EN62040-2 C2) for HV models, FCC (Class A) for LV models, Battery Pack comply to UL1973
Otima II LiFePO4 2KCE (EMC: EN62040-2 C2) for HV models, FCC (Class A) for LV models, Battery Pack comply to UL1973
Otima II LiFePO4 3KCE (EMC: EN62040-2 C2) for HV models, FCC (Class A) for LV models, Battery Pack comply to UL1973
Brochure Otima II-LiFePO4 _RTandTower(1K-3K)_DS
TestReport BATT-TUN1906050-001(LiFe-485000)
TestReport BATT-TUN1906050-001(LiFe-722500)
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