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  • Working Temperature: -40°C ~ +75°C, derating used above +55°C
  • Storage Temperature: -40°C ~ +80°C
  • Relative Humidity: ≤95%RH, non-condensing
  • Cooling Method: Forced air cooling
  • Altitude: 2000m, derating should be considered for altitudes above 2000m


The SEG75060 is a DC charging module designed with our company’s patented circuit and innovative process. It features a wide and uninterrupted constant power voltage range, high efficiency, high power factor, high power density, minimal 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. SEG75060 adheres to the “three unifications” standards of State Grid and meets the requirements of the constant power section of China Southern Power Grid. It features a wide voltage range of 300Vdc to 750Vdc for constant power and a maximum current output of 67A, reaching the international leading level.

Unique Functions:

  • Wide DC output voltage range: 50Vdc-750Vdc, with no current reduction in the low-voltage range, meeting the fast charging needs of various electric vehicles and battery packs.
  • Wide and uninterrupted constant power voltage range: 300Vdc-750Vdc constant power output without interruption, ensuring stable, reliable, and safe charging with strong and fast charging capability.
  • Ultra-low standby power consumption: Less than 9W.
  • Unique three-proofing design: Unique protection and process design against salt spray, moisture, and mildew, enabling the module to adapt to various charging station application scenarios.
  • Built-in intelligent discharge circuit: Automatically discharges residual charge, simplifies system design, and improves system reliability.
  • High efficiency across the full load range: Operates with high efficiency across the full load range. Compared to industry products whose highest efficiency point is in the low-load range and efficiency decreases when fully charged, this operating mode is more energy-saving.
  • Wide temperature range: -40°C ~ +75°C, with derating output above +55°C, adapting to applications in various scenarios.

Main Features:

  • Energy saving and environmental protection: High efficiency across the full load range and ultra-low standby power consumption, with efficiency up to 96%, effectively reducing energy loss and achieving energy conservation and environmental protection.
  • Wide input voltage range: AC 260Vac ~ 530Vac, adapting to various power grid environments.
  • Three-phase input without neutral wire: Simplifies system design, eliminates the risk of excessive neutral wire current, and reduces system costs.
  • Full digital control: Dual DSP design realizes 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.
  • Battery reverse flow protection: Effectively protects the battery while ensuring reliable and safe system operation.
  • Excellent electromagnetic compatibility performance: 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 Kaipu and the State Grid Electric Power Research Institute.
  • State Grid “Three Unifications” standard: The size, interface, and protocol comply with the State Grid standard and can replace any rectifier module that complies with the State Grid “Three Unifications” standard.
  • Protocol compatibility: The communication protocol is compatible with the Infineon protocol and the State Grid standard communication protocol.

Application Scenarios:

  • DC charging stations for low-speed electric vehicles, passenger electric vehicles, electric logistics vehicles, electric midibuses, and electric buses.
  • Charging equipment for electric forklifts and electric towing vehicles.
  • State Grid “Six Unifications” standard charging piles.

Technical Parameters

Working Environment Conditions

Working Temperature: -40°C ~ +75°C, derating used above +55°C
Storage Temperature: -40°C ~ +80°C
Relative Humidity: ≤95%RH, non-condensing
Cooling Method: Forced air cooling
Altitude: 2000m, derating should be considered for altitudes above 2000m

AC Input

Input Voltage Range: 260Vac~530Vac, three-phase without neutral line
Maximum Input Current: <37A
Frequency Range: 45Hz ~ 65Hz
Power Factor: ≥0.99
Efficiency (full load): >95.5%
THD: <5%

DC Output

Output Power: 20kW
Voltage Range: 50Vdc-750Vdc, with voltage adjustment step of 0.1Vdc
Constant Power Output Voltage Range: 300Vdc-750Vdc
Output Current: 0-67A
Output Current Limiting: 0.2-67A continuously adjustable
Ripple: Unbalance < ±5%
Voltage Stability Accuracy: < ±0.5%
Current Stability Accuracy: ≤ ±1% (within 20% – 100% of rated output load range)

Monitoring

Communication Method: CAN bus

Alarm and Protection

Indicator Light:

  • Green: Normal operation
  • Yellow: Protection alarm
  • Red: Fault alarm
    Input Over/Under Voltage Protection: Automatic shutdown protection, enters standby state after input returns to normal
    Output Overvoltage Protection: Automatic shutdown and locking, requires power-on again to resume operation
    Overcurrent and Short-circuit Protection: Automatic shutdown protection, resumes standby state after fault elimination
    Over-temperature Protection: Automatic shutdown protection, resumes standby state after temperature returns to normal

Product Reliability and Compliance

Mean Time Between Failures (MTBF): >500,000 hours
Safety Standards: Complies with CE

External Dimensions and Weight

Dimensions: 84mm (height) × 218mm (width) × 458mm (depth) (excluding handles and protruding parts of terminals)
Weight: ≤13kg

Order Information

Module Model: REG75060A charging module
Supporting Cables: REG20KW91-18, REG20KW92-18

*The product is constantly being innovated. If there are any changes in specifications, no separate 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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