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Rated Grid Voltage 400Vac
Grid Voltage Range 304Vac ~ 485Vac
Discharging Current 70A Max-100A Max
Storage temperature -40°C~+70°C
Efficiency 95%max
IP rating Ip20
Weight 13kg
Dimensions (WidthDepthHeight) 32045986mm


The second-generation PCS energy storage converter module is an iteration of the first-generation one, with a volume of only 58% of the first-generation module and a higher power density.

Function Description:

  • More Secure and Reliable:
    • Full high-frequency isolation design ensures safety between the battery and the grid/load;
    • Full digital control with DSP+CPLD, multiple levels of software and hardware protection against overcurrent, overvoltage, and overtemperature, ensuring safety and reliability;
    • Dual DSP design for stable and reliable performance;
    • Reliable parallel operation capability, facilitating power expansion, allowing up to 12 modules to operate in parallel;
    • Strong grid adaptability.
  • Higher Efficiency:
    • Compared to traditional bidirectional power supply solutions, the high-frequency isolation eliminates the need for a line-frequency transformer, achieving high-frequency isolation efficiency of over 95%;
    • AC/DC adopts three-level technology, with a maximum efficiency of 98%;
    • DC/DC adopts soft-switching resonant technology, with a maximum efficiency of 98%.
  • More Intelligent and User-Friendly:
    • Compatible with STS modules, supporting seamless switching between grid-connected and off-grid modes;
    • Covers multiple battery voltage levels for passenger vehicles (100V~750Vdc), with a wide battery voltage range;
    • Wide grid voltage range and 50/60Hz voltage frequency adaptability;
  • Lower Cost:
    • Compared to traditional bidirectional power supply solutions, high-frequency isolation eliminates the line-frequency isolation transformer, reducing system cost;
    • By using a single circuit to achieve both charging and inversion functions, integrating charging and discharging, the cost is reduced;
  • More Flexible Configuration:
    • Smaller size and compact structure;
    • Modular hot-swappable design for flexible system configuration;

Product Specification Parameters:

Specification Parameters BIM1K070 BIM300100-G2
Charging Section
Rated Grid Voltage 400Vac (380/400/415Vac selectable)
Grid Voltage Range 304Vac ~ 485Vac
Grid Voltage Frequency 50/60±5% (50Hz/60Hz dual-mode adaptive)
AC Side Parameters
Voltage System Three-phase four-wire (3W+PE)
Input Current ≤38A ≤29A
Power Factor ≥0.99, full load
Current Harmonic Distortion <3%, full load
Output Voltage 200 ~ 1000VDC, rated 280VDC 40 ~ 300VDC, rated 150VDC
Output Rated Current 70A 100A
Rated Power 20kW 15kW
Battery Side Parameters
Power Step-down 280Vdc ~ 1000Vdc, constant power
200Vdc ~ 280Vdc, constant current 70A
150Vdc ~ 300Vdc, constant power
40Vdc ~ 150Vdc, constant current 100A
Charging Efficiency 95%max (using SiC devices), 94% (using Si devices)
Voltage Stability Accuracy ±0.5%
Current Stability Accuracy ±1%
Ripple Coefficient <1%Vo
Discharging Section
Battery Side Parameters
Battery Voltage Range 200 ~ 1000VDC, rated 280VDC 40 ~ 300VDC, rated 150VDC
Discharging Current 70A Max 100A Max
V2G (Grid-connected Discharging)
Grid Voltage Range 304Vac ~ 485Vac
Grid Voltage Frequency 50/60±5% (50Hz/60Hz dual-mode adaptive)
Output Power 20kW 15kW
Efficiency 95%max (using SiC devices), 94% (using Si devices)
Other Performance
Protection Functions
Overvoltage Protection Equipped
Overcurrent Protection Equipped
Short-circuit Protection Equipped
Overtemperature Protection Equipped
Operating Temperature -30 ~ 65°C, output power derating above 55°C
Storage Temperature -40 ~ 75°C
Noise <60dB
Other Parameters
Dimensions (WidthDepthHeight) 32045986mm
Weight 13.5kg 12kg
Protection Grade IP20 (single module)
Cooling Method Intelligent speed regulation, forced air cooling
Certification Standards
Performance/Safety/Environment/EMC Meets the standards for charging piles and energy storage converters, namely:
GB/T34120-2017 Technical specifications for energy storage converters in electrochemical energy storage systems
GB/T34133-2017 Test procedures for energy storage converters
NB/T33001-2018 Technical conditions for non-vehicle-mounted conductive chargers for electric vehicles
NB/T33008-2018 Inspection and testing specifications for electric vehicle charging equipment

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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