120kVA 3 Phase Online UPS with DSP Touch Screen and Parallel Capability - 380V Input, 95% Efficiency
Price:
Negotiation
MOQ:
1
Delivery Time:
25 working days
Brand:
RSUN or OEM service
Product Description
Product Overview
The RSUN DT33 Series is a high-capacity, three-phase online double-conversion UPS system designed for mission-critical infrastructure. With 120kVA capacity and advanced DSP control technology, it delivers reliable power protection for data centers, industrial facilities, and telecommunications networks.
Key Features
- True online double-conversion topology for maximum protection
- DSP-based control system for fast, reliable performance
- High input power factor up to 0.99 with PFC technology
- Configurable battery setup (16-20 units)
- Parallel-ready configuration supporting up to 4 units
- Smart multi-stage charging system
- Dual display: LCD + LED for intuitive monitoring
- Integrated maintenance bypass
- Supports unbalanced three-phase loads
- RS-232 standard communication with optional SNMP
- Emergency Power Off (EPO) functionality
Technical Specifications
Input Parameters
| Parameter | Specification |
|---|---|
| Rated Voltage | 380Vac (3 phase+N) |
| Voltage Range | 304Vac – 478Vac (line voltage) full load |
| Frequency Range | 40Hz – 70Hz |
| Power Factor | ≥ 0.99@100% load; ≥ 0.98@50% load |
| THDi | <3% (100% linear load); <5% (100% nonlinear load) |
Output Parameters
| Parameter | Specification |
|---|---|
| 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) |
| Overload Capacity | <105% long run; <110% 60 min; 110-125% 10 min; 125-150% 1 min; >150% 200ms |
| Switching Time | 0 ms (Main power Battery); 1 ms (Inverter Bypass); <2 ms (Inverter ECO) |
Efficiency
| Mode | Efficiency |
|---|---|
| Inverter Mode | ≥95% |
Battery System
| Parameter | Specification |
|---|---|
| Number of Batteries | Long backup: 32; Standard backup: 30-60 units |
Environmental Conditions
| Parameter | Specification |
|---|---|
| Working Temperature | 0 – 40°C (battery life affected above 25°C) |
| Relative Humidity | 0-95% no condensation |
| Altitude | 1000 meters no derate; above 1000 meters derating 1% per 100 meters |
| Noise Level | ≤ 60dB (A) @ 1 meter |
Application Fields
Data Infrastructure – Cloud, storage, and network centers
Telecom Networks – Core stations, repeaters, ISP nodes
Financial Systems – Banking cores, ATMs, trading networks
Mobility & Transport – Airports, metro lines, control hubs
Public Services – Emergency systems, secure IT for government
Smart Manufacturing – Automation, digital production, IIoT
Energy Sector – Utility substations, renewables, pipeline control
Frequently Asked Questions
What is your minimum order quantity (MOQ) for UPS systems?
We have a flexible MOQ policy, sample orders start from just 1 unit for evaluation or testing purposes.
Can I request a sample before placing a bulk order?
Yes, we support sample orders. Mixed model samples are also available for testing compatibility and performance.
What is the estimated lead time?
Sample units typically ship within 5-7 days. Mass production orders require around 25 business days, depending on order volume and configuration.
Do your UPS products come with a warranty?
Yes, all our UPS systems are backed by a standard 3-year warranty, covering manufacturing defects and hardware reliability.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Rsun Power Technology Co.,Ltd
Location
Block 1, NO. 46, Xianfeng Road, Mingcheng Town, Gaoming District, Foshan, Guangdong, China
Contact Person
Bella