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

Online Low Frequency UPS, Online Three Phase UPS, Pure Sine Wave UPS manufacturer / supplier in China, offering Three Phase Pure Sine Wave Online Low Frequency UPS, 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 Three Phase Pure Sine Wave Online Low Frequency UPS

Three Phase Pure Sine Wave Online Low Frequency UPS

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Min. Order / Reference FOB Price
5 Pieces US $1-1,000/ Piece
Port: Shenzhen, China
Production Capacity: 50, 000PCS/Month
Payment Terms: L/C, T/T, Western Union, Money Gram
Phase: Three Phase
Type: On-line
Protection: Overvoltage
Application: Fire Safety
Classification: Lighting/Power
Standby Time: Standard Machine

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Basic Info

Model NO.: LS33 10K-100K
Standby UPS: Sine Wave Output UPS
Output Capacity: Large Type
Equipment Mode: Decentralized
Brand: Upsen
Battery Type: Advanced Battery Management
Intelligent Slot: Snmp Card (Optional)
Transfer Time: Zero
Color: Black
Trademark: UPSEN
Transport Package: Cartons & Wooden Pallet
Specification: CE & ISO Certificate
Origin: China
HS Code: 8504402000

Product Description

Three Phase Pure Sine Wave Online Low Frequency UPS
Model:Low Frequency Online UPS Legend Strar Series LS33 10K-100K(3Ph in/3Ph out)

Key Features 
1:Built-in isolation transforme
2:Variety of communication options available
3:DSP technology guarantees high reliability
4:True galvanic isolation transformer design
5:IGBT inverter design and digital control technology
6:Intelligent battery management to prolong battery lifecycle
7:perfect for the most demanding and delicate of applications 
8:True on-line double conversion design providing all power protection
9:The wide input voltage design, excellent ability to adapt to the power grid
10:Redundant fan design and independent ventilation enhance durable operation under harsh environment
Data center, Industrial equipment, Financial and Securities, telecommunication, aviation, traffic, post service, public security, customs, government and other entitiesh etc.
Technical  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 Efficiency90%91%92%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      

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