Guangdong, China
Business Type:
Plant Area:
>2000 square meters
Management System Certification:
ISO 9001, ISO 14001
OEM/ODM Availability:
OEM/ODM Service
Sample Available
Overseas Agent / Branch

3 Phase UPS, Low Frequency Online UPS, Low Frequency UPS manufacturer / supplier in China, offering 3 Phase UPS Low Frequency Online UPS True Double-Conversion, Single Phase Hybrid Pure Sine Wine Solar Inverter 6kVA-20kVA, Pure Sinewave Solar Inverter Controller Combined with PWM Controller and AC Charger and so on.

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Supplier Homepage Products Low Frequency Online UPS 3 Phase UPS Low Frequency Online UPS True Double-Conversion

3 Phase UPS Low Frequency Online UPS True Double-Conversion

Get Latest Price
Min. Order / Reference FOB Price
1 Piece US $2,543-7,475/ Piece
Port: Shenzhen, China
Production Capacity: 1000PCS/Month
Payment Terms: L/C, T/T, Western Union, Money Gram
Phase: Three Phase
Type: On-line
Protection: Overvoltage
Application: Industry
Classification: Lighting/Power
Standby Time: Standard Machine

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Basic Info

Model NO.: Legend Strar Series LS33 10K-100K
Standby UPS: Sine Wave Output UPS
Output Capacity: Large Type
Equipment Mode: Decentralized
Brand: Upsen
Input Voltage: 3 X 380VAC/400VAC (3pH + N)
Input Frequency: 46-54Hz or 56-64Hz
Input Power Factor: 0.99
Output Voltage: 3 X 380VAC/400VAC (3pH + N)
Output Frequncy: 50 / 60Hz
Admissible Crest Factor: 3:1
Admissible Power Factor: 0.6~1 (Inductive or Capacitive)
Capacity: 10-100kVA
Net Weight: 180-519(Kg)
Waveform: Pure Sine Wave
Trademark: UPSEN
Transport Package: Carton/Pallet
Specification: CE & ISO Certificate
Origin: China
HS Code: 8504402000

Product Description

3 Phase UPS Low Frequency Online UPS True double-conversion 10K-100K (3Ph in/3Ph out)
3 Phase UPS Low Frequency Online UPS True Double-Conversion3 Phase UPS Low Frequency Online UPS True Double-Conversion
Key Features:
1.Online double-conversion
2.DSP technology guarantees high reliability
3.True galvanic isolation transformer design
4.Control designed to withstand all kinds of loads Intelligent battery management to prolong battery             lifecycle
5.Redundant fan design and independent ventilation enhance durable operation under harsh 6.environment
7.Adjustable battery numbers
8.Accept dual-mains input
9.Parallel operation with up to 4 units (option)
10.Variety of communication options available
Data center, Industrial equipment, Financial and Securities, Large Data rooms, 
Postal and Telecommunications, Energy and Electricity, Industrial and Commercial tax affair,
Medical and Health

Technica Specification

                                                                                                      LS33 Series 10K - 80Kva
MODEL10K20K30K 40K60K80K













Nominal Voltage3 x 380VAC/400VAC (3Ph + N)
Acceptable Voltage Range305VAC ~ 460VAC
Frequency46-54Hz or 56-64Hz
Nominal Voltage3 x 380VAC/400VAC (3Ph + N)
PrecisionStationary: ±1%
 Transitory: ±5% (load variations 100-0-100%)
Frequency50/60 Hz synchronised ±1 %
With mains absent ±0.1 Hz
Max. Synchronisation Speed±1 Hz/s
WaveformPure Sinewave
Total Harmonic Distortion (THDv)<2% (Linear Load)
<5% (Non-linear Load)
Phase Displacement120º ±1% (balanced load)
120º ±2% (imbalances 50% of the load)
Dynamic Recovery Time1 cycle at 98 % of the static value
Admissible Overload110% for 10min; 150% for 60sec ; >160% for 200ms
Admissible Crest Factor3:1
Admissible Power Factor0.6~1 (inductive or capacitive)
Imbalance Output Voltage @ 100% Unbalanced Load<1%
Current LimitHigh overload, short-circuit: RMS Voltage Limit
 High Crest-Factor current: Peak Voltage Limit
TypeSolid state
Voltage3 x 380VAC/400VAC (3Ph + N)
Frequency50/60 Hz
Activation CriterionMicroprocessor control
Transfer TimeZero
Admissible Overload150% for 1 hour; 180% for 30sec; >200% for 200ms
Transfer to BypassImmediate, for overloads above 160%
RetransferAutomatic after alarm clear
TypeWithout interruption
Voltage3 x 400V (3Ph + N)
Frequency50/60 Hz
Overall EfficiencyLine Mode90%91%92%93%
Battery Mode90%91%93%93%
Battery Type and Numbers12VDC x 16 pcs12VDC x 32 pcs (29~32 pcs adjustable)
Nominal Battery Voltage192 VDC384 VDC (Based on 32pcs batteries)
Charging MethodCC/CV
Precision ±1%
Charging CurrentMax.: 40 A
Charging Voltage216 VDC432 VDC (Based on 32pcs batteries)
Dimensions, D x W x H(mm)656 x 405 x 817656 x 405 x 941840 x 432 x 1140975 x 554 x 1286
Net Weight (Kgs)180205295330451519
* Product specifications are subject to change without further notice

UPSEN Competitive Advantages
1: Three Years' warranty for Online UPS, and 1% free UPS or 2% free PCB Boards
3: Good after-sales service, we will be full responsible for any faults caused by our side
4: Professional experience in power field more than 10 years
5: Professional technical support before and after sales                            
6: Timely response, fast delivery time and flexible operations to satisfy any customers' special requests. 7: Free OEM & ODM Service                                       
8: Competitive price, quality and mature products
3 Phase UPS Low Frequency Online UPS True Double-Conversion

3 Phase UPS Low Frequency Online UPS True Double-Conversion
3 Phase UPS Low Frequency Online UPS True Double-Conversion

Please contact us freely with any question,We'll give you the suitable solution. Looking forward to cooperating with you.



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