TMEIC ARND-3119 A6，PCB料号2N3A3119-B，是东芝三菱TMEIC TMdrive系列中压变频器主控板，硬件版本A6，为大功率变频驱动的核心控制单元。

TMEIC ARND-3119 A6 with PCB code 2N3A3119-B is the main control board for TMEIC TMdrive medium voltage inverters, revision A6, acting as the core controller of high-power variable frequency drives.

板卡集成电流电压采样、IGBT驱动接口、实时故障检测回路，自带状态指示灯，执行电机闭环调速和保护逻辑，多用于电厂、冶金存量高压变频备件维修替换。

It integrates voltage & current sampling, IGBT drive interface and real-time fault detection circuits with status LEDs, implementing closed-loop speed control and protection for motors, widely used for maintenance of legacy MV drives in power and metallurgy plants.

Main Specifications 技术参数

• 1. Product Series / 产品系列：TMEIC TMdrive Medium Voltage Drive

• 2. Part Numbers / 型号编码：ARND-3119 A6，2N3A3119-B

• 3. Function Type / 类型：MV Inverter Main Control Board 中压变频主控板

• 4. Key Features / 特性：High-speed sampling, IGBT drive interface, on-board fault diagnosis, EMC industrial design

• 5. Compatibility / 配套：TMEIC TMdrive MVe / MVe2 系列高压变频器机架

Core Functions 核心功能

• 1. 采集母线电压、输出电流信号，完成电机矢量闭环调速运算。
  Sample DC bus voltage and output current signals to perform vector closed-loop speed calculation for motors.

• 2. 输出隔离驱动信号，驱动后级IGBT功率单元，实现变频输出。
  Send isolated gate signals to IGBT power units for variable frequency AC output.

• 3. 实时监测过流、过压、过热故障，触发保护停机并上传故障代码。
  Real-time overcurrent, overvoltage and overtemperature monitoring, trigger protection and fault code reporting.

• 4. 通过背板总线和系统主控交互，接收运行指令、上传设备运行数据。
  Communicate with main controller via backplane bus to receive commands and upload operating data.

• 5. 工业宽温抗干扰PCB设计，板载LED通道指示灯，方便现场故障排查。
  Industrial wide-temperature anti-interference PCB, on-board LED indicators for quick on-site troubleshooting.

Application Scenarios 应用场景

• 1. 火力发电厂锅炉引风机、送风机TMEIC中压变频控制系统备件。
  Spare board for TMEIC MV drives of boiler ID fans and FD fans in thermal power plants.

• 2. 钢铁厂轧线主传动、除尘风机大功率变频驱动柜维修替换。
  Replacement for high-power drive cabinets of steel mill rolling drives and dedusting fans.

• 3. 矿山、水泥行业大功率水泵、破碎机高压变频系统检修项目。
  Maintenance for MV drives of heavy-duty pumps and crushers in mining and cement plants.

• 4. 海外成套TMdrive变频机组存量设备故障主控板更换。
  Spare replacement of failed main boards for overseas legacy TMdrive inverter packages.

• 5. 冶金、化工工艺大功率电机调速系统技改、升级项目备件。
  Spare for retrofit and upgrade of high-power motor speed control systems in metallurgy and chemical plants.

FAQ 常见问答

Similar Models 相似型号

ARND-3119 A4

ARND-3110

ARND-3112

2N3A3118-B

TMdrive-MVe2 Control Board