PR1-DIN-F-6kW | Phase Burst Fire HVAC Power Controller | DIN-Rail

Description PR1-DIN-F-6kW Phase Burst Fire HVAC Power Controller (25A) The PR1-DIN-F-6kW Phase Burst Fire Power Controller is a high-power, DIN-rail mounted solution developed for accurate and dependable control of resistive heating loads in demanding HVAC and industrial applications. Using advanced burst fire control technology, the unit delivers smooth proportional power regulation while significantly reducing electrical noise, inrush stress and thermal cycling of connected loads. Designed for professional control panels, the PR1-DIN-F-6kW combines robust construction with integrated safety protection, making it an ideal choice for higher power heating circuits where reliability, efficiency and compliance are critical. Key Features Phase Burst Fire Power ControlEnsures efficient, stable proportional control of high-power resistive heating loads. 6kW Power Rating (25A @ 240V RMS)Suitable for heavy-duty HVAC and industrial heating applications. Over-Temperature ProtectionAutomatic safety trip at 90°C, with reset at 85°C, protecting both controller and load. Temperature Sensor Loss DetectionIntegrated monitoring with LED fault indication for rapid troubleshooting. DIN-Rail Mounted DesignSecure TS35 DIN-rail mounting allows fast installation and easy servicing. Flexible Control Signal OptionsCompatible with 0–10V DC (factory set), 0–5V DC, or manual control via 5kΩ potentiometer (not supplied). Integrated Fail-Safe FuseHigh-speed semiconductor fuse provides enhanced protection for high-current applications. LED Status IndicatorDisplays control signal intensity and clearly identifies fault conditions. Naturally Cooled, Compact ConstructionDesigned for vertical mounting with efficient natural convection cooling. Applications The PR1-DIN-F-6kW controller is engineered for precision control in higher power HVAC and industrial heating systems, including: HVAC heating systems Industrial and process heaters Air handling units (AHUs) and ventilation heaters Ovens and drying equipment Hot plates and thermal processing machinery General high-power resistive heating loads Its burst fire operation makes it particularly suitable for installations requiring low EMC emissions, quiet operation, and long equipment life without external EMC filtering. Technical Specifications Power Rating: 6.0kW (25A) @ 240V RMS Supply Voltage: 230V RMS ±10% Frequency: 50 / 60Hz Control Input Options: 0–10V DC (factory set) 0–5V DC Manual control via 5kΩ potentiometer (not supplied) Status Indication: LED intensity tracks control signal Over-Temperature Protection: Trip at 90°C ±1°C (fast flashing LED) Reset at 85°C ±1°C Sensor Loss Detection: LED flashes at 1-second on/off intervals Cable Terminations: Power & Earth: up to 4mm² Control Signal: up to 2.5mm² Terminal Torque: 0.5Nm (all terminals) Fusing: 30A (10mm × 38mm) high-speed semiconductor ferrule fuse Maximum Ambient Temperature: 65°C (operational) Dimensions: 112mm (D) × 96mm (W) × 85mm (H) including DIN-rail clip With Perspex fuse cover: 112mm (D) × 96mm (W) × 87mm (H) Mounting: TS35 DIN-rail Weight:   0.7kg