Thyristor Power Controller

Thyristor power controllers (SCR power controllers) provide precise and stable AC power regulation for industrial heating, temperature control, and process automation — with optional DC output available on request. Based on SCR (thyristor) technology, these controllers accurately adjust output power using phase angle, zero-cross, or burst firing control modes to match process requirements.

Suitable for resistive loads including electric heaters, furnaces, ovens, and kilns. Three-phase and single-phase configurations available. Digital control interface supported. OEM, multi-zone, and custom AC/DC configurations available for project requirements.

Key Features

  • Phase angle, zero-cross, and burst firing control — flexible for different load and process requirements
  • SCR/thyristor-based power regulation — precise output control for resistive loads
  • Wide current range — 24A to 1500A (model dependent)
  • Wide voltage range — 220V / 380V / 440V / 480V / 660V / 690V
  • AC output standard, DC output optional
  • Multiple cooling options — natural cooling, forced air, water cooling (model dependent)
  • Digital control interface — supports analog, digital, and communication inputs
  • OEM and multi-zone configurations available

Applications

Suitable for industrial heaters and furnaces, ovens and kilns, extrusion and plastic processing equipment, injection molding machines, glass and ceramic kilns, metal hardening and heat treatment, HVAC heating systems, and process control systems requiring precise power regulation.

Feature Specification
Control Type SCR / Thyristor-based power control
Output AC (DC optional / customized)
Load Type Resistive / Inductive / Capacitive loads
Control Modes Phase angle (constant voltage / current / power) / Zero-crossing / Burst firing / Open loop
Rated Current 24A – 1500A (model dependent)
Voltage Range 220V / 380V / 440V / 480V / 660V / 690V (customizable)
Communication RS485 Modbus RTU
Cooling Method Natural cooling / Forced air cooling / Water cooling (model dependent)
Operating Temperature 0°C to +40°C (derate above 40°C)
Installation Panel mount / Cabinet integration
Customization OEM / multi-zone / multi-channel configurations available

 

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