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40kva Three Phase UPS Systems DSP Control 40KW Online Double Conversion UPS

40kva Three Phase UPS Systems DSP Control 40KW Online Double Conversion UPS

MOQ: 3
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
DT33-40K
UPS Type:
3 Phase UPS
Capacity:
40KVA 40KW
Rated Voltage:
380Vac (3 Phase+N)
Output Voltage:
380/400/415Vac (3phase+N)
Frequency Range:
50 Hz ± 0.1 Hz Or 60Hz ± 0.1 Hz (Battery Mode)
Crest Factor:
3:1 (maximum)
Efficiency:
Inverter Mode ≥95%, ECO Mode ≥99%
Battery:
32; 30 ~ 44(±15~±22)(settable)
Switching Time:
0 Ms (Main Power Battery)
UPS Type:
3 Phase UPS
Capacity:
40KVA 40KW
Rated Voltage:
380Vac (3 Phase+N)
Output Voltage:
380/400/415Vac (3phase+N)
Frequency Range:
50 Hz ± 0.1 Hz Or 60Hz ± 0.1 Hz (Battery Mode)
Crest Factor:
3:1 (maximum)
Efficiency:
Inverter Mode ≥95%, ECO Mode ≥99%
Battery:
32; 30 ~ 44(±15~±22)(settable)
Switching Time:
0 Ms (Main Power Battery)
Highlight:

40kva Three Phase UPS Systems

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Three Phase UPS Systems DSP Control

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40KW Online Double Conversion UPS

Product Description

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; 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 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.
Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
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All Reviews

1
1*M
United Arab Emirates May 11.2023
This UPS has been deployed for office equipment and security systems, operating reliably during frequent power interruptions. The design and AVR function provide stable output, even in challenging power conditions. The unit is robust and suitable for continuous operation, making it a practical backup power solution for commercial environments.
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