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20KVA Online 3 Phase Uninterruptible Power Supply UPS For Medium Scale Data Centre

20KVA Online 3 Phase Uninterruptible Power Supply UPS For Medium Scale Data Centre

MOQ: 5
Price: Negotiation
Standard Packaging: Wooden box
Delivery Period: 25 working days
Payment Method: L/C,T/T
Supply Capacity: 10,000PCS per month
Detail Information
Place of Origin
China
Brand Name
RSUN or OEM service
Model Number
DT33-20K
UPS Type:
3 Phase UPS
Capacity:
20KVA 20KW
Output Voltage:
380/400/415Vac (3phase+N)
Frequency Range:
50 Hz ± 0.1 Hz Or 60Hz ± 0.1 Hz (Battery Mode)
Efficiency:
Inverter Mode ≥95%, ECO Mode ≥99%
Battery:
32; 30 ~ 44(±15~±22)(settable)
Overload:
< 105% Long Run, < 110%, 60 Min
Size:
280 X 685 X 725mm
Weight:
45KG
Highlight:

Online 3 Phase Uninterruptible Power Supply

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20KVA 3 Phase Uninterruptible Power Supply

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Data Centre 3ph UPS

Product Description

UPS 20kw Three Phase Online Ups 10k / 15k / 20k For Medium Scale Data Centre UPS 20KVA

 

KEY FEATURES:
• Double-conversion true online UPS
• Advanced DSP for precise control
• PFC-enabled, input PF up to 0.99
• Battery configuration: ±16 - 20 units
• Parallel operation (up to 4 units) with shared batteries
• Smart multi-stage charging management
• Dual interface: LED + LCD
• Built-in maintenance bypass
• Tolerates 3-phase load imbalance
• RS-232 standard; SNMP optional
• Emergency Power Off (EPO) included

 

DESCRIPTIONS:

The RSUN DT33 Series is a high-performance, three-phase online double-conversion UPS engineered for demanding power environments. With advanced PFC technology, it achieves up to 0.99 input power factor, reducing upstream stress and enhancing energy efficiency.

Its compact design delivers high power density, ideal for space-constrained sites. Equipped with DSP-based control, it ensures precise system management, self-diagnostics, and fault protection.

The DT33 safeguards mission-critical systems against voltage fluctuations, surges, transients, harmonics, and frequency instability, delivering consistent, clean power without interruption.

 

SPECIFICATIONS:

Model  DT33-10K DT33-20K DT33-30K DT33-40K DT33-50K DT33-60K DT33-80K DT33-100K DT33-120K DT33-160K DT33-200K
Capacity 10kVA 20kVA 30kVA 40kVA 50kVA 60kVA 80kVA 100kVA 120kVA 160kVA 200kVA
Input
Rated Voltage 380Vac (3 phase+N)
Voltage Range 304Vac 478Vac (line voltage) full load 304Vac 228Vac (line voltage) load derated linearly from100% to 80%
Frequency Range 40Hz ~ 70 Hz
Power Factor ≥ 0.99@100% load≥ 0.98@50% load
THDi 3% (100% linear load) ; <5% (100%nonlinear load)
Output
Output Voltage 380/400/415Vac (3phase+N);
Voltage Accuracy ±1@balanced load±5@unbalanced
THDu ≤2% (100% linear load);≤4% (nonlinear load)
Power Factor 0.9 (1 optional)
Frequency Range ±2Hz(settable)±0.5Hz,±1Hz,±3Hz(settable) (Synchronizing Range)
Frequency Range 50 Hz ± 0.1 Hz or 60Hz ± 0.1 Hz (Battery Mode)
Overload 105%, long run; 110%, 60 min; 110125 rated loadload 10 min; 125150 rated load, load1 min; 150%, 200ms
Crest Factor 3:1 (maximum)
Switching Time 0 ms (Main power Battery)
1 ms (phase lock failure, <2ms interrupt occurs) (Inverter Bypass)
< 2 ms (Inverter ECO)
Efficiency
Inverter Mode ≥95%
ECO Mode ≥99%
Battery
Number Long backup 32; 30 ~ 44(±15~±22)(settable)
Standard backup (30~60)x7AH/9AH (60~80)x7AH/9AH NA
Charging Current Capacity* 15%/N/12(N=±15-22)
Charging Voltage ± 13.65Vdc * N ± 1%(N=±15-22)
Physical
Long backup Size (mm) 280 x 685 x 725 425 x 780 x 1200 600 x 800 x 1600 600 x 960
x 1600
600 x 1010
x 2000
Net Weight(kg) 45 108 230 310 360 460
Standard backup Size WxDxH(mm) 400 x 685 x 1000 425 x 780 x 1580 NA
Net Weight(kg) 62 (w/o battery) 135 (w/o battery) NA
Environment
Working Temperature 0 ~ 40°C battery life will be shorten when temperature > 25°C
Relative Humidity 0~95% no condensation
Altitude 1000 meters no derate, > 1000 meters derating 1% for every 100 meters rise
Noise ≤ 60dB (A)@ 1 meter
Management
Intelligent RS232/RS485 Support Windows® 2000/2003/XP/Vista/2008,Windows® 7/8/10,Linux and MAC
Optional SNMP / Dry contact

 

 

Application Scenarios:
IT & Data: Data halls, edge computing, cloud clusters, NOC facilities
Telecom: Mobile networks, core switching, signal relay, ISP nodes
Finance: Transaction systems, ATM networks, banking datacenters
Transport: Air traffic control, rail ops, logistics terminals
Government: Public safety networks, emergency comms, e-Gov systems
Industrial: Smart factories, robotics, PLC & SCADA systems
Energy: Grid control, renewables, oil & gas instrumentation

 

 

FAQ (Frequently Asked Questions):

Q1: Can I request a sample unit of the UPS?
A: Absolutely. We support sample orders for testing and evaluation purposes. You may also request a mix of models if needed.

Q2: What’s the typical lead time for orders?
A: Samples are ready within 5 - 7 days. For bulk production, standard lead time is around 25 working days, depending on quantity.

Q3: Is there a minimum order quantity (MOQ)?
A: No strict MOQ. Even a single unit can be ordered for sample validation.

Q4: What shipping options do you offer, and how long does delivery take?
A: We ship via sea freight, air cargo, and express couriers such as DHL or FedEx. Delivery times vary by destination and method.

Q5: What is the ordering process?
A: Simply share your requirements or intended application. We’ll provide a tailored quotation. Upon sample confirmation and deposit, we proceed with production.

Q6: Can I customize the UPS with my company logo?
A: Yes. Logo branding is available, please inform us during the initial order process for proper arrangement.

Q7: Do your UPS systems come with a warranty?
A: Yes, all products include a 3-year limited warranty covering manufacturing defects and hardware performance.

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