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This industrial-grade intelligent charger is engineered for high-performance and reliable charging of railway locomotives and other heavy-duty applications. It features fully adjustable constant voltage (0-150V) and constant current output (0-500A across models), supporting various battery types.
Key highlights include an intelligent 3-stage charging process (Constant Current, Pulse, and Float) for optimal battery health and longevity, and a robust design with comprehensive protection systems (reverse polarity, overload, overvoltage, etc.). With high efficiency (≥86%), a clear digital display, and forced air cooling, it ensures safe and stable operation in demanding industrial environments like rail depots, fleet management, and backup power systems.
This Railway Locomotive Intelligent Charger represents a new generation of industrial-grade charging technology. This advanced charger integrates high-frequency power conversion with intelligent digital control. By combining imported high-performance components and optimized circuit design, it ensures exceptional reliability, stability, and charging efficiency for demanding applications such as railway locomotives and heavy-duty vehicles.
Built with intelligent charging logic, This Railway Locomotive Intelligent Charger operates through three dynamic charging stages—constant current, pulse charging, and float charging—ensuring each battery receives the optimal charge curve for maximum performance and extended lifespan. Its modular design, compact structure, and intuitive interface make it both powerful and user-friendly for industrial and commercial users alike.
At the heart of railway locomotive intelligent charger lies a fully digital control system that automatically adjusts the charging current and voltage according to the real-time condition of the battery.
Constant Current Mode: Rapidly restores battery capacity while minimizing heat buildup.
Pulse Charging Mode: Enhances chemical activation, reducing battery internal resistance and improving energy absorption.
Float Charging Mode: Maintains the battery at full capacity without overcharging, ensuring long-term stability.
This intelligent three-stage process not only improves charging speed but also significantly extends battery service life.

A standout feature of railway locomotive intelligent charger is its adjustable voltage setpoint function, allowing users to fine-tune the charging cutoff voltage according to specific requirements. Once the battery reaches full capacity, the charger automatically shuts off, preventing both overcharging and undercharging.
To ensure complete safety and reliability, the system integrates comprehensive protection mechanisms including:
Reverse polarity protection
Overvoltage and undervoltage protection
Overload and short-circuit protection
Overheating prevention
With these safeguards, the charger remains stable even in challenging environments, providing consistent, worry-free operation.
The railway locomotive intelligent charger is designed for universal battery compatibility, supporting multiple battery chemistries such as:
Nickel-Cadmium (NiCd)
Nickel-Metal Hydride (NiMH)
Lead-Acid
Lithium-Ion
Gel Batteries
Both the charging voltage and constant current output are user-adjustable, offering flexibility across different applications. Automatic input and output protection further ensures safe and efficient performance under various working conditions.
With its intelligent design and industrial durability, our railway locomotive intelligent charger serves a wide range of sectors:
Railway and Locomotive Systems: Ideal for DC110V locomotive batteries, on-board systems, and maintenance depots.
Battery Manufacturing and Testing: Ensures precise charging control for production and quality inspection.
Fleet and Logistics Management: Reliable power for trucks, buses, and heavy-duty vehicles.
Telecommunications and Power Supply Systems: Provides stable DC charging for critical backup batteries.
Marine and Aviation: Suitable for vessel and aircraft ground-support equipment.
Electric Vehicle Infrastructure: Perfect for forklifts, golf carts, sightseeing vehicles, and tractors.
Its robust construction and intelligent protection make it equally suitable for warehouses, factories, garages, and parking facilities, ensuring safe and efficient charging every time.
High charging efficiency with intelligent energy management
Extended battery life through smart dynamic adjustment
Easy operation with clear indicators and automatic shutdown
Wide compatibility across multiple battery types
Comprehensive protection for user and equipment safety
Durable and reliable design for industrial and outdoor use
| Parameter | Specification |
| Input Voltage | Single-phase AC220V or 380V ±10% |
| Frequency | 50 Hz |
| Display Mode | High-definition digital tube display |
| Output Voltage | 0-150V Constant Voltage Adjustable |
| Output Current | 0-10A, 20A, 30A, 50A, 100A, 200A, 300A, 500A Constant Current Adjustable |
| Cooling Method | Forced air cooling |
| Efficiency | ≥86% |
| Power Factor | ≥0.85 |
| Insulation Strength (Input vs. Case & Output) | ≥ AC 1500 V |
| Insulation Strength (Output vs. Case) | ≥ AC 1000 V |
| Mean Time Between Failures (MTBF) | ≥ 900 H |
| Operating Temperature | -20 °C to 100 °C |
| Storage Temperature | -40 °C to 60 °C |
| Relative Humidity | 90% (at 40 ± 2 °C) |
| Atmospheric Pressure | 60 kPa to 106 kPa |
| Model | Charging Voltage | Charging Current |
| 110-10 | 0~150V Adjustable | 0~10A |
| 110-20 | 0~150V Adjustable | 0~20A |
| 110-30 | 0~150V Adjustable | 0~30A |
| 110-50 | 0~150V Adjustable | 0~50A |
| 110-100 | 0~150V Adjustable | 0~100A |
| 110-200 | 0~150V Adjustable | 0~200A |
| 110-300 | 0~150V Adjustable | 0~300A |
| 110-500 | 0~150V Adjustable | 0~500A |
Polybag+Carton box+Wooden case/Pallet, according to customer’s request
Luoyang Fonyo Heavy Industries Co., Ltd. was founded in 1998 . Over the years, Fonyo has been recognized multiple times as the Luoyang Engineering Technology Center, Luoyang Technology R&D Center, and a National High-tech Enterprise.
With an annual production capacity of 30,000 tons, we specialize in cast steel and cast iron (including gray iron and ductile iron), as well as machining of finished products and component assembly for industries such as locomotive, railcar, high-speed rail, mining equipment, and wind power.
Our products are exported to more than ten countries and regions, including Russia, the United States, Germany, Argentina, Japan, France, South Africa, and Italy.
FAQS
Q1: Are you a manufacturer or trading company?
A:We are a manufacturer. Our company was founded in 1998, with nearly 30 years in casting industry, a total area of 72,600㎡, with a factory building area of 51,000㎡.
Q2. What are your main products?
A: We primarily focus on steel casting, iron casting, finished product machining, and component assembly production for locomotive, railcar, high-speed trains, mining equipment, wind power, etc.
Q3: How precision can you produce casting parts?
A: We have the capability of producing casting parts with different casting processes. The production is strictly comply with ISO 9001, ISO 14001 and ISO45001,EN15085, IRIS.
Q4. Can you produce according to the samples?
Yes, we can produce by your samples or technical drawings. We can build drawings for you after we get your samples too.
Q5: How do you do Quality Control before delivery?
A: Quality inspection is a very important factor to guarantee the quality of steel casting parts. We follow 3 times of inspection during the whole production process. And we will provide material testing report, dimensional testing report, and mechanical properties testing report to our clients before delivery.
If you are interested in any products, please feel free to contact us.






