Basic Specifications
Model NO.
WLD-800V(20A~40A)7.5KA20LSIC
Professional Manufacturing
With over 30 years of experience, we have become a leading manufacturer in China, recognized for excellence in R&D, systematic design, and manufacturing processes. We serve as a drafting unit for national industry standards and provide high-quality power solutions to internationally renowned brands across various sectors including telecommunications, electronics, and industrial automation.
Product Overview
The DC/DC converter is a high-performance power electronic device. Utilizing high-frequency switching technology (MOSFET, IGBT), it converts input DC voltage into precise output levels. Featuring PWM modulation and a closed-loop feedback system, it ensures stabilized output and efficient energy regulation, making it ideal for advanced energy transmission applications.
Technical Specifications
| Technical Name |
HV Terminal Range |
LV Terminal Range |
Efficiency |
| Voltage Range (Vdc) |
0~800 |
0~720 |
≥ 98% |
| Current Range (A) |
0~20 / 0~40 |
0~250 |
Standard |
| Rated Power (kW) |
6 / 12 |
15 |
Max Load |
| Response Time |
≤ 100ms (Standard) / ≤ 5ms (High Performance) |
Performance Curves
Main Applications
- Industrial Control: Precise voltage for robots, motors, and industrial sensors.
- Automotive Electronics: Energy management for Electric and Hybrid vehicles.
- Renewable Energy: Smooth grid connection for photovoltaics and fuel cells in micro-grids.
- Medical Equipment: Stable power supply for MRI and X-ray imaging systems.
- Energy Storage: Bi-directional DC/DC conversion to stabilize main line voltage.
Certifications & History
Frequently Asked Questions
Q1: What is the maximum efficiency of this DC/DC converter?
The system achieves a high efficiency of ≥ 98% at full load conditions.
Q2: What cooling methods are supported?
We offer forced air cooling with fans as standard, and water-cooling options for high-IP rated models.
Q3: Does the device support communication protocols?
Yes, it supports RS 485 (Modbus RTU) and CAN 2.0 A/B protocols for BMS connection.
Q4: What protections are built into the system?
It includes over-voltage, under-voltage, over-current, reverse connection, and over-temperature protection.
Q5: Can it be used in high-altitude environments?
It operates normally under 2000m. For altitudes above 2000m, it follows GB/T3859.2 standards.
Q6: What is the response time for voltage stabilization?
The standard response time is ≤ 100ms, with high-performance models reaching ≤ 5ms.
June Power
