Description

FC36MV 110V High Power 3-Phase Dual Mode Thyristor Driver (c/w DIN Housing)

The FC36MV 110V Dual Mode Firing Board (c/w DIN Housing) is a high-performance, microprocessor-based three-phase thyristor driver engineered for precise SCR (Silicon Controlled Rectifier) control in demanding industrial power control systems. Supplied complete with a DIN rail mounting enclosure, it provides a robust, panel-ready solution for OEMs, system integrators, and control panel builders requiring reliable high-power thyristor firing.

Configured for 110V AC operation, the FC36MV supports phase-angle, burst-fire, and combination firing modes, making it suitable for controlling both resistive and inductive loads. Advanced features including automatic phase rotation correction, phase-loss detection, opto-isolated inputs, adjustable ramp control, current limiting, and over-current protection ensure dependable operation across a wide range of industrial power applications while eliminating the need for external phasing transformers.

Key Features

The FC36MV 110V High Power Three-Phase Thyristor Driver combines advanced SCR firing technology with intelligent protection features and a DIN rail enclosure for quick, reliable installation.

• 110V AC supply version
• Supplied complete with DIN rail mounting housing
• Microprocessor-based high-power three-phase thyristor driver
• Auto phase rotation correction and phase-loss detection
• Switch-selectable phase reversal
• Supports Phase Angle, Burst Fire and Combination firing modes
• Opto-isolated analogue and digital control inputs
• Selectable resistive or inductive load operation
• Adjustable soft-start ramp (0–30 seconds)
• Current limit and over-current protection
• LED status indicators for real-time diagnostics
• Simplified wiring without external phasing transformers

Technical Specifications

• Supply Voltage: 110V AC ±10%
• Frequency: 50/60Hz
• Controller Type: Microprocessor-based high-power three-phase thyristor driver
• Operating Modes: Phase Angle, Burst Fire or Combination firing
• Primary Fusing: Three HRC F1A ceramic fuses (20 × 5mm)
• Current Consumption: 650mA (full conduction)
• Initial Short-Circuit Gate Current: 750mA
• Sustaining Short-Circuit Gate Current: 400mA
• Initial Pulse Voltage: 9V
• Sustaining Pulse Voltage: 5V
• Pulse Train Frequency: 25kHz
• Voltage Control Inputs: 0–5V DC or 0–10V DC
• Input Resistance: 10kΩ / 20kΩ
• Current Control Input: 4–20mA
• Current Input Resistance: 270Ω
• Opto-Isolated Digital Inputs: 5–24V DC
• Ramp Adjustment: Adjustable from 0–30 seconds
• Current Limit / Over-Current Trip: 0–5V DC
• Load Selection: Resistive or Inductive (SW4 selectable)
• Operating Temperature: 0°C to +65°C
• Storage Temperature: 0°C to +65°C
• PCB Dimensions: 203mm (L) × 108mm (W) × 40mm (H)
• PCB Fixing Holes: 6 × M3.5 mounting holes
• PCB Fixing Centres: Two rows spaced 75mm apart with 96.5mm between mounting holes
• DIN Rail Enclosure: Supplied complete with DIN housing
• DIN Housing Dimensions: 207mm (L) × 128mm (W) × 70mm (H)

Operation

The FC36MV firing board generates precise gate firing pulses for high-power three-phase SCR power controllers. Users can select between phase-angle, burst-fire, or combination firing modes, allowing accurate proportional control for a wide range of industrial power applications.

The controller accepts analogue voltage, current, and opto-isolated digital control signals while providing automatic phase rotation correction and phase-loss detection for reliable operation. An adjustable soft-start ramp reduces electrical stress during start-up, while integrated current limiting and over-current protection help safeguard both the controller and connected power equipment.

Selectable load configuration enables optimum performance with both resistive and inductive loads, making the FC36MV suitable for numerous industrial heating, motor control, and power conversion systems.

Applications

The FC36MV 110V High Power Thyristor Driver is ideal for:

• High-power three-phase SCR power controllers
• Industrial power supplies
• Half-controlled rectifiers
• Fully controlled rectifiers
• Furnace control systems
• Electroplating equipment
• Transformer control systems
• AC motor control
• DC motor control
• Soft starter systems
• Industrial heater controllers
• Industrial process automation
• Power conversion equipment
• Manufacturing machinery

Benefits

• Precise high-power SCR firing for demanding industrial applications
• Supports phase-angle, burst-fire and combination firing modes
• DIN rail housing simplifies panel installation
• Automatic phase rotation correction improves commissioning
• Phase-loss detection enhances operational reliability
• Eliminates the need for external phasing transformers
• Compatible with analogue and digital control systems
• Adjustable soft-start reduces electrical and mechanical stress
• Built-in over-current protection improves system safety
• Suitable for both resistive and inductive load applications
• Reliable microprocessor-based control for long-term industrial operation

Safety & Installation

Installation should only be carried out by suitably qualified personnel.

Always isolate all electrical supplies before installation or maintenance. Ensure the correct 110V AC supply version is installed for the application. Mount the DIN housing securely onto a suitable TS35 DIN rail inside an electrical control panel.

Configure the firing mode, load type and control inputs before commissioning. Fit suitable external circuit protection in accordance with local electrical regulations and ensure adequate ventilation within the enclosure. Operate the controller only within the specified temperature range.