Three Phase UPS Systems 40kva Online UPS 40KW DSP Control Online double conversion UPS
KEY FEATURES:
• Online double-conversion for continuous power
• DSP-based control for high system stability
• High input PF (up to 0.99) with PFC technology
• Adjustable battery config (±16 - 20 units)
• Parallel-ready design (up to 4 units, shared battery)
• Smart multi-stage charging management
• Dual LCD / LED interface for clear status display
• Built-in maintenance bypass for live servicing
• Supports unbalanced 3-phase output
• RS-232 standard, SNMP optional
• Equipped with EPO for emergency shutdown
DESCRIPTIONS:
The RSUN DT33 Series is a high-performance online UPS with true double-conversion and three-phase input/output, engineered for critical high-power applications. With integrated PFC, it delivers up to 0.99 input power factor, enhancing energy efficiency and reducing upstream load impact.
Its compact, high-density design saves space, while advanced digital control ensures precise operation, strong fault tolerance, and intelligent self-diagnostics.
The DT33 reliably protects sensitive equipment from power disturbances such as surges, sags, transients, harmonics, and frequency instability guaranteeing stable, clean power for demanding environments.
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; 110～125％ rated load, load 10 min; ＞125～150％ 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 Fields:
• Data & IT
Data centers, cloud nodes, NOCs, server rooms
• Industry & Manufacturing
Automation systems, production lines, industrial IoT
• Energy & Utilities
Substations, renewables, grid control, oil & gas sites
• Telecom
Base stations, switching hubs, ISP infrastructure
• Finance
Core banking, trading systems, ATM networks
• Transportation
Airports, rail systems, traffic control, logistics
• Government & Public Services
Emergency systems, public safety, admin IT facilities
FAQ - Frequently Asked Questions:
Q1: Can I place a sample order for the UPS?
A: Absolutely. We encourage sample orders for evaluation and quality verification. Mixed model samples are also accepted.
Q2: What is the typical lead time for orders?
A: Sample orders usually require 5 - 7 days to prepare. Mass production typically takes around 25 working days, depending on order specifics.
Q3: Is there a minimum order quantity (MOQ)?
A: We offer a low MOQ policy. Orders as small as one unit are welcomed for sample testing.
Q4: What shipping methods do you offer and how long does delivery take?
A: We ship via sea freight, DHL, FedEx, and other reliable carriers. Delivery times depend on destination and shipping method chosen.
Q5: What is the ordering process?
A: 1. Share your technical requirements or application details with us.
2. We provide a tailored quotation based on your needs.
3. Upon sample approval (if applicable), confirm your order and pay the deposit.
4. We commence production and keep you updated throughout.
Q6: Can I have my logo printed on the UPS?
A: Yes, OEM branding is available. Please provide your logo and confirm the details before production starts.
Q7: Do you provide warranty coverage?
A: Yes, all products come with a standard 3-year warranty covering manufacturing defects and performance issues under normal use.
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40kva Three Phase UPS Systems DSP Control 40KW Online Double Conversion UPS Images
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