Liebert ITA Series - 20kVA - UPS

Liebert ITA Series is a full featured scalable UPS designed to provide long backup time for small computer rooms and network equipment. Using true on-line double conversion UPS technology, Liebert ITA Series provides high effi ciency and reliability with 0.9/0.8 output power factor that can power 10-30% more load than other ordinary UPS. This UPS offers flexibility with parallelable confi guration and extended backup time with external battery cabinets.

The Liebert ITA Series Is Ideally Suited For:

- Small computer rooms requiring long backup time (>30 minutes)
- Branch offi ces
- Servers
- Network computers and peripherals
- Storage device
- VoIP

Efficiency and Flexibility from the Liebert ITA UPS Family

The Liebert ITA UPS family from Emerson Network Power provides a truly modular, highly effi cient and best-in-class power protection solution for your network. Featuring true on-line double conversion technology and extended runtime across all models, the Liebert ITA is parallelable for maximum flexibility.

- 5kVA to 20kVA
- 30kVA to 150kVA


Best in Class Efficiency

- Supports parallel operation up to 4 units N+X confi guration
- Backup time can be prolonged through cascaded connection or use of large capacity battery bank
- Outstanding energy-saving performance with more than 92% effi ciency
- Input power factor of up to 0.99 with high electric energy utility rate
- Extra-wide input voltage/frequency range effectively reduces the discharging period of battery; thus, prolonging battery life
- Compatible with single-phase and 3-phase input power
- Optional strong charging capability effectively reduces the battery recharging time

Highly Reliable

- Double-conversion online design that ensures continuous power even when the main AC fails
- Supports N+X redundant mode up to 4 units for increased system reliability
- DSP full-digital control with high output voltage precision
- Uses state of the art technology and components to withstand fl uctuation of input main voltage
- Provides latest USB monitoring interface
- Optional WEB/SNMP card for remote management
- Available in standard and long backup for 4-8 hours runtime. External charger is also available

Best Total Cost

- 0.9 output power factor and can power 10-30% more load than other ordinary UPS, suitable for latest server models (0.8 output power factor for 6kVA model)
- Uses soft-wire parallel operation mode without the need for complex parallel subrack, allowing the user to save on system cost
- High system effi ciency up to 94%, energy-saving and low operational cost
- High power density allows the rack to have a smaller footprint
- Standard two (2) years warranty





Delivery Details

Delivery provided within 2 days.Credit period based on customer evaluation.

Decision Supporter

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Member Since
July 2017




ModelLong Backup
Part number1200782
Input parameters
Rectifier typeIGBT
3-phase, 4-wire system
Input voltage range3-phase, 228 Vac~478Vac
Input frequency range40Hz ~ 70Hz
Input power factorFull Load > 0.99
Battery TypeSealed, non-spillage, maintenance-free lead-acid battery
Charging capability4.5kW, maximum charging power
External battery cabinet02351253 (16blocks x 12V x 7.2AH), Min. Qty Required : ITA5/6/10kVA-1pc; ITA16/20kVA - 2pcs
Battery module specifications (mm)435W x 640D x 85H (2U rack height), 50kg
Output parameters
Rated Power20kVA/18kW
Rated voltage3-phase 400Vac or single-phase 230Vac.
Voltage stability1%
Frequency stability0.25%
Output voltage THD<2% for linear load, <5% for non-linear load
Load crest factor3:1 (comply with IEC 62040-3)
Step load performance100%
Overload capacity performance (% rate load)105% ~ 125% for 5 mins,                                                                                            125% ~ 150% for 1 min,                                                                                           >150% for 200ms
System parameters and standard
Conversion typeOn-line Double Conversion
Parallel Operation3+1 parallel operation
Form factorTower and rack convertible, optional rail kit available
System efficiencyUp to 94%
Transfer time (power failure)No transfer time, On-line operation
Noise<58 dB
EMCIEC/EN 62040-2, IEC/EN61000-3-11,IEC/EN61000-3-12, YD/T1095-2008
Surge protectionICE/EN 62040-2, IEC/EN 61000-4-5
Protection levelIP20
Dimensions (mm)435W x 750D x 130H (3U), UPS only
Weight (5g)35
Communication and management
Interface typeUSB/Intellislot (Dry Contact/SNMP Card/Modbus Card/RS485 Card)
Management SoftwareSiteMonitor
Environmental parameters
Operating temperature0 - 40 Degree Celcius
Relative humidity5 ~ 95%, non-condensing
Relative humidity5 ~ 95%, non-condensing
Altitude above sea level2000m (refer to GB/3859.2)



ITA 16/20kVA Runtimes (in minutes) (Requiring adding battery cabinets in pairs)
2 battery cabinets<5m<5m<5m<5m5m8m
4 battery cabinets5m8m9m13m16m25m
6 battery cabinets10m15m16m25m30m45m
8 battery cabinets17m25m27m38m50m1h
10 battery cabinets25m33m38m50m1h1h30m


ITA 16/20kVA Runtimes (in minutes) (Requiring adding battery cabinets in pairs)
2 battery cabinets13m17m25m30m1h1h25m
4 battery cabinets38m50m1h1h25m2h30m3h
6 battery cabinets1h1h25m1h48m2h30m4h4h53m
8 battery cabinets1h36m1h54m2h30m3h5h40m7h
10 battery cabinets2h2h30m3h10m4h7h17m8h21m



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