Roller Rectifier Introduction

The 300A 15V roller rectifier is a high-capacity power system engineered for barrel plating operations. It delivers the substantial current needed to plate large batches of small parts efficiently. This roller rectifier is essential for applying consistent, vibrant brass and gold-imitation finishes in high-volume production environments.

Product Parameters

Product Type: High-Frequency Switching Power Supply

Input Voltage: AC Three-Phase 380V ±15%, 50/60Hz (or single-phase 220V customized according to customer requirements)

Voltage/Current Regulation Accuracy: ≤ ±1%

Rated Output: DC 0-15V / 0-300A

Ripple Factor: ≤ 2% (Higher ripple requirements are needed to ensure coating quality)

Overall Efficiency: ≥ 92%

Cooling Method: Air Cooling

Protection Functions: Overcurrent, Overvoltage, Overheat, Short Circuit Protection, Phase Loss Protection

Key Roller Rectifier Features

• Barrel-Optimized Design: This roller rectifier provides stable output despite the fluctuating electrical contacts in a tumbling barrel. Its soft-start function gradually increases current to prevent parts from welding together at the beginning of the cycle.
• Ensures Color Consistency: Stable current is critical for maintaining the correct brass alloy composition (e.g., 60/40 Copper/Zinc). Consequently, it produces a uniform and desirable golden color on every part in the barrel.
• Boosts Production Efficiency: The high 300A output supports large load volumes per barrel or can power multiple barrels simultaneously. Therefore, it significantly increases throughput for mass-produced items like fasteners or fittings.
• Rugged and Simple Operation: Built to withstand humid, corrosive plating shop conditions, this rectifier features intuitive controls and reliable components for day-to-day industrial use.

Applications & Advantages

This 300A 15V roller rectifier is the ideal solution for cost-effective, decorative finishing at scale.

In the hardware and architectural sector, it is used to apply durable, attractive brass finishes to items like door handles, hinges, and locks, enhancing both appearance and corrosion resistance.

For fashion accessories such as zippers, buttons, and buckles, it enables high-volume production with a consistent, rich gold-like appearance, which is crucial for maintaining brand quality and consumer appeal.

Overall, this rectifier is a reliable and efficient workhorse. It adds significant aesthetic and functional value to base metal products, making it a fundamental tool for any shop specializing in high-volume decorative barrel plating.