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BIDC75025 bidirectional DC/DC module non-isolated 300V-750V

BIDC75025 bidirectional DC/DC module non-isolated 300V-750V
  • Model: BIDC75025
  • Rated Power: 15kW
  • Mains-side Voltage: 300Vdc~860Vdc
  • Battery-side Voltage: 300Vdc~750Vdc
  • Conversion Efficiency: >98% (rated voltage 750Vdc, 50% ~ 100% load current; peak efficiency > 98.5%)
  • Module Size: 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts)
  • Isolation: Yes


BIDC75025 is a bidirectional DC conversion module specifically designed to meet the application requirements of energy storage devices, DC microgrids, and the secondary utilization of retired batteries. This module can be used to connect batteries and DC buses. It is equipped with a built-in high-frequency isolation transformer and adopts the third-generation semiconductor SiC devices, achieving 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.

Product Features

High Efficiency

  • Ultra-high efficiency: All-SiC design, with a full-load efficiency of up to 98% and peak efficiency up to 98.5%.

Safe and Reliable

  • Built-in intelligent discharge circuit: Automatically discharges residual charge, ensuring high system reliability.
  • High-frequency transformer isolation: Ensures high reliability of the bidirectional conversion module.
  • Bidirectional energy flow: The same module enables DC/DC bidirectional conversion function, allowing smooth transition when the current direction changes.

Intelligent and Convenient

  • Fully digital control: Dual DSP design, high reliability control.
  • No-load hot-swappable: Plug-and-play, easy to maintain.
  • Multi-module parallel operation: Supports up to 32 modules in parallel, flexible capacity expansion, compatible with different types of retired batteries used simultaneously.

Wide Compatibility

  • Wide input voltage range: 300Vdc ~ 750Vdc, suitable for various grades of DC busbars.
  • Wide output voltage range: 50Vdc~750Vdc, compatible with various power batteries and energy storage batteries.
  • Wide temperature range: -40°C ~ +75°C, suitable for various application scenarios.
  • Unique triple protection design: Salt spray, moisture, and mold resistant design, suitable for various application scenarios.


Parameter Overview

Basic Parameters

  • Model: BIDC75025
  • Rated Power: 15kW
  • Mains-side Voltage: 300Vdc~860Vdc
  • Battery-side Voltage: 300Vdc~750Vdc
  • Conversion Efficiency: >98% (rated voltage 750Vdc, 50% ~ 100% load current; peak efficiency > 98.5%)
  • Module Size: 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts)
  • Isolation: Yes

Battery Test

  • Input/Output Power: 15kW (voltage 600Vdc~750Vdc)
  • Voltage Range: 300Vdc~750Vdc
  • Current Range: 0~25A
  • Rated Current: 20A
  • Average Current Imbalance: Imbalance < ±5%
  • Voltage Stabilization Accuracy: < ±0.5%
  • Current Stabilization Accuracy: ≤ ±1% (output load 20% ~ 100% rated range)
  • Efficiency (Full Load): >98% (rated voltage 750Vdc, 50% ~ 100% load current; peak efficiency > 98.5%)

Mains-side

  • Current Stabilization Accuracy: ≤ ±1% (output load 20% ~ 100% rated range)
  • Efficiency (Full Load): >98% (rated voltage 750Vdc, 50% ~ 100% load current; peak efficiency > 98.5%)
  • Rated Current: 20A
  • Voltage Stabilization Accuracy: < ±0.5%
  • Average Current Imbalance: Imbalance < ±5%
  • Current Range: 0~25A
  • Voltage Range: 300Vdc~860Vdc
  • Input/Output Power: 15kW

Working Environment

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

Other Parameters

  • Dimensions: 85mm (height) × 226mm (width) × 395mm (depth) (excluding handles and protruding parts)
  • Weight: ≤10.5kg
  • Communication Method: CAN bus
  • Mean Time Between Failures (MTBF): >500,000 hours
  • Compliant Standards: GB/T18487, NB/T33001, NB/T33008

 

 

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.

  • Significantly reduce electricity costs for hospital operations
  • Ensure uninterrupted power supply for critical medical equipment
  • Support the hospital’s sustainability goals and reduce carbon footprint
  • Inspire environmental awareness within the healthcare sector

Key Results & Benefits

  • 35% reduction in monthly electricity bills
  • Estimated 210 tons of CO₂ emissions avoided annually
  • Return on investment projected within 4.8 years
  • Improved energy resilience for essential hospital services
  • Strengthened public image as a green healthcare leader

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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