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BAC-1K0110 is a non-isolated bidirectional AC/DC conversion module specifically designed to meet the application requirements of energy storage devices and the secondary utilization of retired batteries. This module can be used to connect batteries and AC power grids. It adopts third-generation semiconductor SiC, coupled inductors and other technologies to achieve excellent performance such as high efficiency, high power density, high scalability, minimal electromagnetic radiation and interference, and high reliability. It is an energy conversion module with international leading level.

Innovative Features:

  • Bidirectional Energy Flow: The same module realizes AC/DC bidirectional conversion function, enabling smooth transition when the current direction changes.
  • Wide DC Output Voltage Range: 650Vdc – 1000Vdc, suitable for the charging discharging needs of different types of batteries.
  • Wide Temperature Range: -40°C ~ +75°C, with derating output above +55°C, adapting to applications in various scenarios.
  • High Power Density: Power density up to 62W/in³, saving internal system space and reducing installation space.
  • Isolated Air Duct and Potting: The isolated air duct design improves heat dissipation efficiency, and the potting process significantly enhances the module’s protection capabilities against salt spray, moisture, and mildew.

Main Features:

  • Energy Saving and Environmental Protection: The module’s energy conversion efficiency is greater than 98.7%, effectively improving customers’ profitability.
  • 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.
  • Multi-module Parallel Connection: Up to 16 modules can work in parallel, suitable for simultaneous use of different types of retired batteries.
  • Low Standby Power Consumption: Standby power consumption is less than 15W, achieving energy saving and environmental protection.
  • Unique Three-proofing Design: Unique protection and process design against salt spray, moisture, and mildew enable the module to adapt to various energy storage application scenarios.

Application Scenarios:

  • Energy Storage Systems
  • Integrated Photovoltaic-storage Systems
  • Microgrids with DC Busbars and Energy Storage

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: 3000m, derating should be considered for altitudes above 3000m

Rectifier Mode

  • AC Input
    • Rated Voltage: 380Vac, three-phase without neutral line
    • Input Voltage/Frequency Range: 260Vac~437Vac; 45Hz~65Hz
    • Power Factor: ≥0.99 (50%~100% full-load output)
    • Current Total Harmonic Distortion (THD): <3% (50%~100% full-load output power)
  • DC Output
    • Rated Power: 62.5kW
    • Output Voltage/Current Range: 650Vdc – 1000Vdc, 0 – 110A
    • Voltage Regulation Accuracy: <±0.5%
    • Current Regulation Accuracy: ≤±1% (within 20%~100% of rated output load range)
    • Efficiency (peak): ≥98.7%
    • Rectifier and Inverter Mode Switching Time (battery test): 10ms

Inverter Mode

  • DC Input
    • DC Input Voltage & Output Power: 650Vdc – 1000Vdc; 62.5kW constant power output
    • Maximum Current: 110A
  • AC Output
    • Output AC Voltage & Output Power: 360Vac~437Vac: 62.5kW constant power output; 360Vac~260Vac: output linearly reduced to 50kW
    • Rated Power/Current: 62.5kW /95A
    • Output AC Frequency: 50Hz/60Hz
    • THDi: <3%
    • Output Power Factor: Settable, setting range 0.8~1, -0.8~-1
    • Efficiency (peak): ≥98.7%
    • Other Functions: SVG function, anti-reverse flow function, grid/off-grid switching function
    • Voltage Accuracy/Distortion: 1% / 3%
    • Off-grid Power Factor: 0.7~1.0 (suitable for more application scenarios)
    • Voltage Dynamic Response/Recovery Time: 5% / 20ms

Monitoring

  • Communication Method: CAN bus

Alarm and Protection

  • Indicator Lights:
    • Green: Constantly on in rectifier mode, flashing in inverter mode;
    • Yellow: Protection alarm
    • Red: Fault alarm
  • AC Over/Under Voltage Protection: Automatic shutdown protection, automatically resumes operation after AC side returns to normal
  • DC Over/Under Voltage Protection: Automatic shutdown protection, automatically resumes operation after DC side returns to normal
  • Overcurrent and Short-circuit Protection: Automatic shutdown and locking, requires power-on again to resume operation
  • Over-temperature Protection: Automatic shutdown protection, automatically resumes operation after temperature returns to normal

Product Reliability and Safety Compliance

  • Mean Time Between Failures (MTBF): >300,000 hours
  • Safety Standards: Complies with CE

External Dimensions and Weight

  • Dimensions: 110mm (height) × 385mm (width) × 390mm (depth) (excluding handles and protruding parts of terminals)
  • Weight: ≤22kg

*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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