ABB 336A4954ARP2 Thyristor Module

• • 1. Overview

    The ABB 336A4954ARP2 is a high-performance thyristor module designed for high-power industrial drives, rectifiers, and converter systems. It offers high voltage endurance, strong surge current capability, and stable conduction, ensuring long-term operation in demanding industrial environments.
    It is widely used in medium- and high-voltage drives, motor soft starters, traction systems, metallurgical processes, and power transmission applications.

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    2. Key Technical Specifications (Typical)

    Electrical

    • Model: 336A4954ARP2

    • Device Type: High-power Thyristor Module

    • Repetitive Peak Reverse Voltage (VRRM): 4500 V

    • Average Forward Current (IT(AV)): 3000 A

    • Surge Current (IFSM): 40 kA (10 ms half-sine)

    • On-State Voltage (VT): 1.2–1.5 V

    • Gate Trigger Current (IGT): 100–200 mA

    • dv/dt & di/dt Capability: Industrial-grade, fast turn-on design

    Thermal

    • Maximum Junction Temperature: +125 °C

    • Thermal Resistance: Optimized RthJC for high power dissipation

    • Cooling: Heatsink with air or water cooling

    Mechanical

    • Package: Industrial high-power module

    • Mounting: Bolt-on installation

    • Insulation: Industrial-grade high dielectric strength

    • Weight: 1.5–2 kg

    Environmental

    • Operating Temperature: –10 °C to +55 °C

    • Storage Temperature: –40 °C to +70 °C

    • Humidity: 5%–95%, non-condensing

    • Vibration Resistance: Industrial-grade

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    3. Features & Advantages

    • High voltage and high current handling capability

    • Excellent thermal management for long-term stability

    • High surge withstand capability

    • Low on-state voltage reduces power loss

    • Modular design allows easy replacement and maintenance

    • ABB industrial-grade reliability and long service life

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    4. Typical Applications

    • Medium- and high-voltage drives (MV/HV Drives)

    • High-power rectifiers and inverter systems

    • DC motor control and soft starters

    • Grid converters and traction systems

    • Metallurgical furnace and electrolysis equipment

    • Railway traction power systems

    • Large UPS systems

    • Renewable energy power conversion (wind, solar PV)

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    5. Notes & Precautions

     

    • Ensure module surface and heatsink are flat and apply thermal compound before installation.

    • Follow recommended torque for mounting bolts.

    • Use with compatible gate drive and protective circuits.

    • Keep cooling system operational.

    • Avoid high humidity or corrosive environments.

    • Perform wiring only when power is off.

    • Protect module from frequent high-amplitude surges to ensure long-term reliability.

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