Basic Specifications
Cooling Method
Oil-immersed Type
Winding Type
Auto-transformer
Certification
ISO9001-2000, ISO9001
System Overview
The charging module adopts an intelligent high-frequency switching power supply system. Designed specifically for power systems, this series integrates "four remote" functions and utilizes world-leading resonant voltage type double-loop controlled resonant switching technology. It offers a compact footprint, lightweight design, and exceptional high efficiency (over 95%) with high reliability.
Suitable for various voltage levels including 220V, 110V, and 48V, the system is ideal for substations (10kV to 500kV), power plants, and industrial projects like subways, oil fields, and metallurgy. The system ensures intelligent battery management with temperature compensation and supports standard RS-485/RS-232 interfaces for seamless automation integration.
Technical Parameters
⚡
AC Input Voltage: 380V ± 15%; Grid Frequency: 50 Hz ± 10%
🔋
Output Range: 220V / 110V (Continuously adjustable)
⚙️
Current Class: 10A ~ 320A; Capacity: 10Ah ~ 2000AH
📈
Efficiency: ≥ 95% (Single module)
🛡️
Protection: Insulation resistance ≥ 20m Ω; Grade ≥ IP30
🌡️
Environment: -10 ºC ~ 40 ºC; Altitude ≤ 2000m
🔊
Audible Noise: Self cooling ≤ 40dB; Air cooling ≤ 55dB
⏱️
Dynamic Response: Recovery time ≤ 200 μs (20% to 80% load change)
Frequently Asked Questions
What battery types is this system compatible with?
The system is designed to meet the specific charging curve requirements of both lead-acid and nickel-cadmium batteries, including intelligent management and temperature compensation.
How efficient is the high-frequency switching power supply?
The system utilizes advanced resonant switching technology, achieving an energy efficiency of over 95% for single modules.
What communication protocols are supported for automation?
The monitoring system is equipped with standard RS-232 and RS-485 interfaces, supporting various open communication protocols for easy networking and remote monitoring.
Can this system be used in high-altitude locations?
Yes, the system is designed to operate reliably at altitudes up to 2000 meters and can withstand seismic intensities up to 7 degrees.
What is the recovery time for load changes?
The system features a fast dynamic response. When the load changes from 20% to 80%, the recovery time is less than or equal to 200 μs.
What are the cooling options and their noise levels?
The system offers both self-cooling (noise ≤ 40dB) and air-cooling (noise ≤ 55dB) options, measured at a distance of 1 meter from the cabinet.
Sahnova Solar
