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ABB JCU-11 3AUA0000047068 Drive Control Unit

Item NO.:
JCU-11 3AUA000004706
Payment:
T/T
Price:
$3450
Product Origin:
Germany
Color:
NEW
Goods stock:
2
Product weight:
1.18KG
Lead Time:
in stock

- - - - ABB JCU-11 (3AUA0000047068) Drive Control Unit
        
        The ABB JCU-11 (3AUA0000047068) is a Drive Control Unit (JCU = Joint Control Unit) used in ABB ACS800 series frequency converters (VFD drives). It is the main control “brain board” of the drive, responsible for controlling power modules, I/O signals, and drive operation logic.
        
        Key Specifications
        
        Model: JCU-11
        
        Order Code: 3AUA0000047068
        
        Brand: ABB
        
        Series: ACS800 Drive System
        
        Type: Drive Control Unit (VFD Control Board)
        
        Function:
        
        Controls inverter switching (IGBT gate control)
        
        Processes start/stop commands
        
        Handles speed reference and feedback
        
        Manages protection and fault logic
        
        Communication (typical ACS800 system):
        
        Modbus / Fieldbus adapters (external modules)
        
        Drive-to-PC service interface
        
        Power Supply: Supplied from drive internal DC/aux supply
        
        Mounting: Installed inside ACS800 drive frame
        
        Weight: ~0.5–0.7 kg (typical listings)
        
        What it does (simple explanation)
        
        Control Signal (PLC / HMI / terminals)
        ↓
        JCU-11 Control Unit
        ↓
        Processes logic + protection
        ↓
        IGBT Power Stage
        ↓
        Motor speed control (AC output)
        
        It is the core control board inside the ABB drive, not an external module.
        
        Main Functions
        
        Controls motor speed and torque
        
        Processes analog/digital input signals
        
        Sends gating signals to power IGBT modules
        
        Executes drive protection (overcurrent, overvoltage, overheating)
        
        Handles fault diagnostics and trip conditions
        
        Manages start/stop and direction control
        
        Key Features
        
        Central control board for ACS800 drive system
        
        High-speed real-time motor control
        
        Integrated protection and fault monitoring
        
        Supports multiple fieldbus communication options (via add-on modules)
        
        Reliable industrial-grade control electronics
        
        Designed for heavy-duty drive applications
        
        Applications
        
        Industrial AC motor drives
        
        Pumps and compressors
        
        Conveyors and material handling systems
        
        Paper, steel, mining industries
        
        Process automation systems
        
        High-power industrial VFD systems