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

Low Frequency UPS, 380VAC UPS, Online UPS manufacturer / supplier in China, offering LCD UPS with Long Backup Time and Low Voltage Protection, 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 LCD UPS with Long Backup Time and Low Voltage Protection

LCD UPS with Long Backup Time and Low Voltage Protection

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Min. Order / Reference FOB Price
5 Pieces US $2,800-8,200/ Piece
Port: Shenzhen, China
Production Capacity: 5000 PCS/Mounth
Payment Terms: L/C, T/T, Western Union, Money Gram
Phase: Three Phase
Type: On-line
Protection: Short Circuit
Standby Time: Long-acting Machine
Standby UPS: Sine Wave Output UPS
Output Capacity: Large Type

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Basic Info

Model NO.: LS 33
Transfer Time: Zero
Frequency: 50/60 Hz
Nominal Battery Voltage: 192 VDC
Charging Method: Cc/CV
Trademark: UPSEN
Transport Package: Carton/Pallet
Specification: CE & ISO Certificate
Origin: China
HS Code: 8504402000

Product Description

Product Description

LCD UPS with Long Backup time and Low Voltage protection
Key Features
1: Humanized display interface
2: DSP technology guarantees high reliability
3: Redundant fan design and independent ventilation enhance durable operation under harsh environment
4: Intelligent control of multiple CPU
5: Accept dual-mains input
6: Parallel operation with up to 4 units (option)
7: Variety of communication options available
8: Good after-sale services
9: True online double conversion, equipped with IGBT and output transformer
10: Charging/rectifier/inverter fully digital control technology
11: Intelligent battery management to prolong battery lifecycle

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 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        
LCD UPS with Long Backup Time and Low Voltage Protection

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