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  • Wide DC output voltage range: 50Vdc-550Vdc, meeting the rapid charging needs of various electric vehicles and battery packs.
  • Ultra-low standby power consumption: less than 9W.
  • Unique three-proof design: Special protections against salt spray, moisture, and mildew, along with specific process designs, enable the module to adapt to various charging station application scenarios.
  • Built-in intelligent discharge circuit: Automatically discharges residual charge, simplifies system design, and enhances system reliability.
  • High efficiency across full load range: Operates efficiently across the full load range, which is more energy-saving compared to industry products that operate inefficiently at low load points and when fully charged.
  • Wide temperature range: -40°C to +75°C, with reduced output above +55°C, suitable for applications in various scenarios.

The SREG50040 is a DC charging module that adopts patented circuit design and innovative technology. It features a wide constant power voltage range, high efficiency, high power factor, high power density, extremely low electromagnetic radiation and interference, and high reliability. It meets the fast charging requirements of various electric vehicles and has remarkable energy-saving and environmental protection effects, reaching the international leading level.

Innovative Features:

  • Wide DC output voltage range: 50Vdc-550Vdc, meeting the rapid charging needs of various electric vehicles and battery packs.
  • Ultra-low standby power consumption: less than 9W.
  • Unique three-proof design: Special protections against salt spray, moisture, and mildew, along with specific process designs, enable the module to adapt to various charging station application scenarios.
  • Built-in intelligent discharge circuit: Automatically discharges residual charge, simplifies system design, and enhances system reliability.
  • High efficiency across full load range: Operates efficiently across the full load range, which is more energy-saving compared to industry products that operate inefficiently at low load points and when fully charged.
  • Wide temperature range: -40°C to +75°C, with reduced output above +55°C, suitable for applications in various scenarios.

Main Characteristics:

  • Energy-saving and environmentally friendly: High efficiency across the full load range and ultra-low standby power consumption, with efficiency up to 95%, effectively reducing energy loss and achieving energy conservation and environmental protection.
  • Wide input voltage range: AC 260Vac to 530Vac, adapting to various grid environments.
  • Three-phase no-neutral-line AC input: Simplifies system design, eliminates the risk of excessive neutral-line current, and reduces system costs.
  • Advanced active power factor correction technology: High power factor, low harmonic content, reduces harmonic interference to the grid, and is superior to industrial application standards.
  • Fully digital control: Dual DSP design, achieving full digital control of the charging module, ensuring high reliability of control.
  • Non-destructive hot-swapping: The module has a true non-destructive hot-swapping function, allowing plug-and-play.
  • Universal module structure design: The structural design of modules in the same series is unified, facilitating rapid upgrading of charging piles and saving R&D costs and development cycles.
  • Battery anti-backflow: Effectively protects the battery while ensuring the reliable and safe operation of the system.
  • Excellent electromagnetic compatibility: Meets the electromagnetic compatibility (EMC) CLASS A requirements in EN61000-6-1 and EN61000-6-3 standards, with minimal electromagnetic radiation and interference.
  • Reliability certification: Certified by CEPREI and the State Grid Electric Power Research Institute.

Application Scenarios:

  • DC charging stations for low-speed electric vehicles, passenger electric vehicles, and electric logistics vehicles.
  • Charging equipment for electric forklifts and electric towing vehicles.

Technical Parameters

Category Parameters
Working Environment Conditions
Operating Temperature -40°C ~ +75°C, derate above +55°C
Storage Temperature -40°C ~ +80°C
Relative Humidity ≤95%RH, no condensation
Cooling Method Forced air cooling
Altitude 2000m, consider derating above 2000m
AC Input
Input Voltage Range 260Vac~530Vac, three-phase without neutral line
Maximum Input Current <30A
Frequency Range 45Hz~65Hz
Power Factor ≥0.99
Efficiency (Full Load) >95%
THD <5%
DC Output
Output Power 15kW
Voltage Range 50Vdc-550Vdc, with voltage adjustment step of 0.1Vdc
Constant Power Output Voltage Range 430Vdc-550Vdc
Output Current 0-35A
Output Current Limit Continuously adjustable from 0.2-35A
Current Sharing Imbalance <±5%
Voltage Regulation Accuracy <±0.5%
Current Regulation Accuracy ≤±1% (output load 20%~100% of rated range)
Monitoring
Communication Method CAN bus
Indicator Lights Green: Normal operation; Yellow: Protection alarm; Red: Fault alarm
Alarm and Protection
Input Over/Under Voltage Protection Automatic shutdown protection, resumes operation automatically after input normalizes
Output Overvoltage Protection Automatic shutdown and latch, requires power cycling to resume operation
Overcurrent and Short Circuit Protection Automatic shutdown and latch, requires power cycling to resume operation
Overtemperature Protection Automatic shutdown protection, resumes operation automatically after temperature normalizes
Product Reliability and Safety
Mean Time Between Failures (MTBF) >500,000 hours
Safety Standards Meets CE requirements
Dimensions and Weight
Size 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts of terminals)
Weight ≤10.5kg
Ordering Information
Module Model SEG50040 charging module
Supporting Cables SEG20KW11-18, SEG20KW22-18

*Products are constantly innovating. If there are any changes in specifications, no further notice will be given.

Project Overview

SunCare Hospital, a leading healthcare institution committed to sustainable operations and patient well-being, partnered with us to transition its energy source to solar. The project involved the full design and installation of a customized solar power system to reduce operating costs, increase energy reliability, and support the hospital's green initiatives.

Project Objectives

This project was designed to meet the hospital’s energy needs while promoting sustainability, reducing costs, and ensuring uninterrupted service for patients and essential medical operations.

Key Results & Benefits

What We Delivered

We provided a complete solar solution tailored to the hospital’s needs, ensuring performance, safety, and long-term energy savings without disrupting daily operations.

Custom Energy Assessment

We analyzed usage patterns and infrastructure to design a system that meets specific energy needs.

Seamless Installation Without Disruption

Our team installed efficiently with zero interruption to hospital operations and strict safety procedures.

Tailored Solar System Design

We created a solar layout that maximizes efficiency while matching the hospital’s structure and goals.

Reliable Backup and Monitoring System

We integrated smart monitoring and backup support to ensure continuous power for critical medical equipment.

Our Impact

This project is more than just an energy upgrade, it is a commitment to health, sustainability, and community leadership. The SunCare Hospital solar installation reflects how renewable energy can enhance essential services without compromise.

Client Testimonial

"Working with Solarize was a smooth experience. Their team truly understood our hospital’s needs and delivered a solution that saves energy, ensures reliability, and supports our long-term sustainability goals."

Dr. Lisa
Director of Operations, SunCare Hospital
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