Stable auxiliary power supply in a high-voltage environment for EV charging equipment. Insulated converter "RSDH Series" compatible with DC 250V to 1,500V.
In the EV charging infrastructure industry, providing stable power to control equipment within high-voltage facilities is essential for maintaining system reliability. In environments where voltage fluctuations and environmental stress are concerns, robust power units with high insulation performance are required. The RSDH Series supports ultra-wide input from DC250V to DC1,500V, supplying stable DC power to control equipment even in high-voltage environments, thereby supporting long-term stable operation of the system. 【Usage Scenarios】 - Auxiliary power supply for control circuits of EV charging equipment - Stable power supply in high-voltage DC environments - Charging equipment installed outdoors where dust and dirt are likely to accumulate 【Benefits of Implementation】 - Ultra-wide input compatibility allows for flexible adaptation to various high-voltage DC environments - Internal coating makes it resistant to dust and dirt, enabling long-term operation - Enhanced insulation design with AC4,000V between input and output ensures high safety.
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basic information
【Features】 - Ultra-wide input range from DC250V to DC1,500V - Reinforced insulation design with AC4,000V between input and output - Environmental resistance performance through internal coating - Compact 1U size - Wide operating temperature range from -40℃ to +80℃ 【Our Strengths】 Earth Power Co., Ltd. is a specialized company in independent power systems, providing high-quality products from MEAN WELL to the Japanese market. As an authorized distributor, we have established a strict quality assurance system through serial management and offer total solutions from product selection to application development.
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Applications/Examples of results
- Solar power generation system / Renewable energy system - High voltage frequency conversion - Industrial control system - Semiconductor control device - Electromechanical device - DC bus centralized power supply system - Energy storage system (ESS) - EV charging equipment (charging station) - Railway power supply system - Other units and systems adopted
Line up（8）
| Model number | overview |
|---|---|
| RSDH-150-12JP | Output voltage: DC12V / Output current: 10.0A / Output power: 120W / Input voltage range: DC250V to DC1,500V / |
| RSDH-150-24JP | Output voltage: DC24V / Output current: 16.2A / Output power: 150W / Input voltage range: DC250V to DC1,500V / |
| RSDH-150-32JP | Output voltage: DC32V / Output current: 4.68A / Output power: 150W / Input voltage range: DC250V to DC1,500V / |
| RSDH-150-48JP | Output Voltage: DC48V / Output Current: 3.12A / Output Power: 150W / Input Voltage Range: DC250V to DC1,500V / |
| RSDH-300-12JP | Output Voltage: DC12V / Output Current: 20.0A / Output Power: 240W / Input Voltage Range: DC250V to DC1,500V / |
| RSDH-300-24JP | Output voltage: DC24V / Output current: 12.5A / Output power: 300W / Input voltage range: DC250V to DC1,500V / |
| RSDH-300-32JP | Output voltage: DC32V / Output current: 9.37A / Output power: 300W / Input voltage range: DC250V to DC1,500V / |
| RSDH-300-48JP | Output voltage: DC48V / Output current: 6.25A / Output power: 300W / Input voltage range: DC250V to DC1,500V / |
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Company information
Earth Power Co., Ltd. is engaged in the sale of independent power systems and independent power equipment. Comprehensive quality assurance is managed under the quality control of MEAN WELL ENTERPRISES CO., LTD., a major manufacturer of switching power supplies in Taiwan, ensuring that products meet strict standards for our customers in Japan. We hold the sales rights for MEAN WELL products' DC-AC inverters and battery chargers, and verification is conducted via serial numbers during acceptance inspections. In addition to our corporate website and online store, we have newly launched a product site focused on control panels and lighting fixtures (manufacturing site: https://ep-monozukuri.site), and we are currently operating three service sites. The corporate site primarily features corporate information, including announcements related to the company, and includes a detailed and comprehensive inquiry form. Our online store offers PDF data of specifications, test reports, and explanations of acquired standards for members only, so we hope you can utilize each site according to your needs and purposes.
