This 120V 250A rectifier features a robust design with a 415V three-phase AC input, delivering stable and efficient DC output for high-current applications. Ideal for electroplating, electrolysis, and industrial processes, it ensures reliable performance with advanced protection features and high conversion efficiency.

Technical Parameters

• Input Power: Three-phase 415V AC ±15%, 50/60Hz

• Output Capability:

  • Voltage: DC 0-120V continuously adjustable

  • Current: DC 0-250A continuously adjustable

  • Power: Max. 30kW (120V × 250A)

• Regulation Accuracy: Voltage ±1%, Current ±1%

• Efficiency: ≥89% (high-frequency IGBT soft-switching technology)

• Cooling System: Intelligent temperature-controlled fan (low noise, load-adaptive speed adjustment)

• Communication Interface: DP interface (RS485, Modbus protocol support)

• Protection Features: Over-voltage, over-current, short-circuit, overheating, input surge protection

• Control Modes: Local keypad control / remote communication control (auto CC/CV switching)

• Display Interface: LCD screen (real-time voltage, current, fault codes)

• Operating Temperature: -10℃ to +45℃

• Protection Rating: IP20 (basic dust protection)

Typical Applications

• Small-Batch Electroplating: Gold/silver plating for jewelry, nickel plating for hardware accessories.

• Electrolytic Repair: Mold surface restoration, metal part derusting.

• Laboratory Research: Electrochemical experiments, power supply for small electrolytic cells.

• Vocational Training: Electroplating process teaching equipment for technical institutes.