3P/3P High Frequency Online UPS 10KVA to 80KVA

This transformerless 3-phase online UPS 10–80kVA provides high-efficiency double-conversion power protection for data centers, server rooms, telecom facilities, industrial control systems, healthcare infrastructure, financial systems, commercial buildings, and other critical 3-phase loads. With DSP and MCU dual control, pure sine wave output, output power factor 0.9 with optional 1.0, input power factor ≥0.99, low input harmonic distortion, and zero transfer time, it helps protect sensitive equipment from outages, voltage fluctuations, surges, frequency instability, and power quality problems.

Designed for efficient and scalable critical power applications, this UPS adopts advanced Silicon Carbide diode technology to improve system efficiency. It supports optional dual inputs, adjustable battery design, high-capacity charging, programmable dry contact relay card, voice warning and error code notice, dynamic password protection, power walk-in function, 5-inch color touch LCD display, SNMP/USB/RS-232 communication, and parallel operation up to 6 units with common battery pack support.

Features

True Online Double-Conversion

True online double-conversion technology provides continuous power conditioning and stable output power for mission-critical three-phase loads.

Transformerless High-Efficiency Design

The transformerless architecture helps improve efficiency, reduce system weight, save installation space, and support modern critical power applications.

DSP and MCU Dual Control

DSP and MCU dual-chip control improves system reliability, response accuracy, and overall operating performance.

Output Power Factor 0.9

Output power factor 0.9 delivers strong active power capacity for modern IT, telecom, industrial, and critical infrastructure loads. Output power factor 1.0 is available as an option.

Advanced Silicon Carbide Diodes

Silicon Carbide diode technology helps improve system efficiency in both AC mode and battery mode, supporting lower energy loss and better long-term operating performance.

High System Efficiency

The UPS offers high-efficiency operation, helping reduce energy consumption and operating costs in continuous critical power environments.

3-Phase Input / 3-Phase Output

The UPS supports 3-phase input and 3-phase output, making it suitable for data centers, industrial facilities, telecom rooms, commercial buildings, and critical infrastructure.

Wide Capacity Range

Available from 10kVA to 80kVA, with output power ratings from 9kW to 72kW, this UPS can support small, medium, and larger three-phase power protection projects.

Pure Sine Wave Output

Pure sine wave output provides clean and stable power for servers, network systems, telecom equipment, industrial controllers, medical IT systems, and sensitive electronics.

Low Harmonic Distortion

Low input and output harmonic distortion helps reduce electrical interference and improve compatibility with upstream and downstream equipment.

Zero Transfer Time

Online double-conversion operation provides zero transfer time during mains power disturbances, helping maintain continuous operation for connected critical loads.

Optional Dual Inputs

Optional dual input design provides greater flexibility for power source configuration and critical power system design.

Powerful Charger Design

The high-capacity charger design helps shorten battery recharge time. Charger capacity can be configured according to UPS rating and battery system requirements.

Adjustable Charging Current

Charging current can be adjusted through the LCD setting according to battery configuration and backup time requirements.

Adjustable Battery Design

Battery numbers can be adjusted flexibly according to power demand, runtime requirement, and project configuration.

Parallel Operation up to 6 Units

The UPS supports parallel operation up to 6 units, allowing capacity expansion or redundancy for higher availability.

Common Battery Pack Support

Parallel systems can share a common battery pack, helping reduce battery system cost and simplify system configuration.

High Overload Capability

The UPS supports strong overload performance, including long-duration 110% overload and short-duration high overload conditions.

Power Walk-In Function

Power walk-in function helps reduce sudden impact on upstream power systems when utility power returns, improving generator compatibility and system stability.

Dynamic Password Protection

Dynamic password protection helps prevent unauthorized service-level setting changes and improves system operation security.

Optional Programmable Dry Contact Card

Optional programmable relay dry contact card supports configurable signal outputs for alarm integration and different application requirements.

Voice Warning and Error Code Notice

Voice warning and error code notification help users identify system events more directly than traditional buzzer alarms.

5-Inch Color Touch LCD Display

The 5-inch color touch LCD display provides UPS status, load level, battery level, input/output voltage, discharge time, fault information, and event/data logs.

Multiple Communication Options

SNMP, USB, and RS-232 communication options support local monitoring, remote management, and integration with power management systems.

Specifications

MODEL10K (L)*15K(L)20K (L)*30K (L)*40K (L)60KL80KL
PHASE3-phase in / 3-phase out
CAPACITY10KVA /9KW15KVA /13.5KW20KVA /18KW30KVA /27KW40KV /36KW60KVA /54KW80KVA /72KW
PARALLEL CAPABILITYup to 6 units in parallel
INPUT
Nominal Voltage3 x 380/400/415 VAC (3Ph+N)
Voltage Range-30% ~ +20%
Frequency Range40~70 Hz
Power Factor≧ 0.99  @ 100% Load
Harmonic Distortion (THDi)< 3% at full linear load
OUTPUT
Output Voltage3 x 360*/380/400/415 VAC (3Ph+N)
AC Voltage Regulation (Batt. Mode)± 1%
Frequency Range (Synchronized Range)46~54Hz or 56~64Hz
Frequency Range (Batt. Mode)50/60 Hz ± 1%
Current Crest Ratio3:1 (max.)
Harmonic Distortion≦ 1 % THD (Linear Load) ; ≦ 3 % THD (Non-linear Load)
Transfer TimeAC Mode to Batt. ModeZero
Inverter to BypassZero
Waveform (Batt. Mode)Pure Sine wave
Overload Capability100-110% for 60 min, 111-125% for 10 min, 126%~150% for 1 min; >150% or 400ms
BYPASS
Nominal Voltage3 x 380/400/415 VAC (3Ph+N)
Voltage Range-30% ~ +20% (Adjustable)
Frequency Range (Synchronized Range)46~54Hz or 56~64Hz
Overload Capability> 130% 1 minute (default)
Continously working until breaker protection (optional)
EFFICIENCY
AC Mode96.0%
ECO Mode99.0%
Battery Mode96.0%
BATTERY
Standard ModelBattery Type12 V/9 Ah12 V/9 Ah12 V/9 Ah12 V/7 Ah12 V/9 AhN/A
Numbers(10+10) pcs(16+16) pcs(16+16) pcs(16+16) pcs x 2 strings
Typical Recharge Time9 hours recover to 90% capacity
Charging Current (max.)1A ~ 12A (Adjustable)1A ~ 16 A
(Adjustable)
Charging Voltage+/-136.5 VDC
± 10%
+/-218 VDC ± 10%
Long-run ModelBattery TypeDepending on the applications
Numbers+/- 10 pcs+/-16 pcs ~ +/- 20 pcs (Adjustable)
Charging Current (max.)1A ~ 12A (Adjustable)1A ~ 16 A
(Adjustable)
2A ~ 24 A
(Adjustable)
2A ~ 32A
(Adjustable)
Charging Voltage+/-136.5 VDC ± 10%+/-13.65V x N (N=16~20)
INDICATORS
LCD PanelUPS status, Load level, Battery level, Input/Output voltage, Discharge timer, and Fault conditions
PHYSICAL
Standard ModelDimension,DxWxH (mm)630 x 250 x 826815 x 300 x 1000N/A
Net Weight (kgs)124139225250
Long-run ModelDimension,DxWxH (mm)630 x 250 x 826815 x 300 x 1000790 x 360 x 1010
Net Weight (kgs)28436067108113
ENVIRONMENT
Operation Temperture0-40°C
Operation Humidity< 95% and non-condersing
Altitude**0 ~ 1500m at full load
Noise LevelLess than 60 dB @1 MeterLess than 63 dB @1 MeterLess than 65 dB @1 Meter
MANAGEMENT
Smart RS-232 / USBSupports Windows2  2000/2003/XP/Vista/2008, Windows2  7/8/10, Linux and MAC
Optional SNMPPower management from SNMP manager and web browser
*If output voltage is set as 3 x 360VAC, the output power of the unit will be de-rated to 90%.
**If the UPS is installed or used in a place where the altitude is higher than maximum height, the output power will be derated 1% per 100m.
Product specifications are subject to change without further notice.

Applications

Data Centers

Provides reliable three-phase backup power for servers, storage systems, network equipment, and critical IT infrastructure.

Server Rooms

Suitable for small and medium server rooms requiring high-efficiency online power protection and scalable backup options.

Telecom Facilities

Supports telecom rooms, communication hubs, transmission systems, network equipment, and edge communication infrastructure.

Industrial Control Systems

Helps protect PLC systems, industrial PCs, automation controllers, monitoring platforms, and production support infrastructure.

Healthcare Facilities

Suitable for healthcare IT rooms, medical data systems, laboratory equipment, diagnostic support systems, and selected critical medical infrastructure.

Financial Institutions

Provides backup power for bank data rooms, payment systems, transaction platforms, branch IT systems, and security infrastructure.

Commercial Buildings

Supports centralized power protection for office IT rooms, communication systems, security systems, and building control infrastructure.

Emergency and Public Safety Facilities

Suitable for emergency operation centers, dispatch systems, public safety communication rooms, command centers, and surveillance infrastructure.

Education and Research Facilities

Protects campus IT rooms, research systems, laboratory equipment, testing platforms, and network infrastructure.

Long Backup Time Projects

Adjustable battery design, powerful charging capability, and long-run battery options make it suitable for projects requiring extended backup time.

Frequently Asked Questions

What is this transformerless 3-phase online UPS used for?

This UPS is designed to provide reliable backup power and power protection for data centers, server rooms, telecom facilities, industrial control systems, healthcare infrastructure, financial systems, and other critical three-phase loads.

What does 3P/3P mean?

3P/3P means 3-phase input and 3-phase output. It is suitable for sites where both the incoming power supply and protected equipment require three-phase power.

What capacity range is available?

This UPS is available from 10kVA to 80kVA, with output power ratings from 9kW to 72kW.

What is the benefit of transformerless UPS design?

A transformerless UPS is typically more compact, lighter, and more efficient than transformer-based designs. It is suitable for modern IT, telecom, commercial, and critical power applications where high efficiency and space saving are important.

What is the output power factor?

The standard output power factor is 0.9, and output power factor 1.0 is available as an option depending on project requirements.

Does this UPS provide pure sine wave output?

Yes. It provides pure sine wave output, making it suitable for servers, network equipment, telecom systems, industrial controllers, medical IT systems, and sensitive electronics.

Does this UPS have zero transfer time?

Yes. As a true online double-conversion UPS, it provides zero transfer time during utility power interruptions.

Does this UPS support parallel operation?

Yes. It supports parallel operation up to 6 units, which can be used for capacity expansion or redundancy.

Can parallel UPS units share a common battery pack?

Yes. This UPS supports parallel operation with a common battery pack, helping reduce battery system cost and simplify backup power design.

Does this UPS support dual inputs?

Yes. Optional dual input configuration is available, providing more flexibility for critical power system design.

What does the power walk-in function do?

The power walk-in function helps reduce the impact on the AC source when utility power returns. It is especially useful in generator-backed systems or parallel UPS configurations.

What monitoring options are available?

The UPS supports SNMP, USB, and RS-232 communication. Optional dry contact relay cards can also be used for alarm and status signal integration.

What does the touch LCD display show?

The 5-inch color touch LCD display shows UPS status, load level, battery level, input/output voltage, operating mode, discharge time, fault information, and event/data logs.

Is this UPS suitable for data centers?

Yes. It is suitable for small and medium data centers, server rooms, network rooms, telecom rooms, and critical IT infrastructure requiring high efficiency, redundancy, and stable three-phase backup power.

What information is needed to choose the right model?

To recommend the right model, the following information is usually required: load capacity, input/output voltage, backup time, battery configuration, redundancy requirement, generator status, dual input requirement, monitoring needs, and installation environment.