DEFRO S3P boiler control regulation

Defro S3P boiler control – Intelligent control for efficient heat

The Defro S3P boiler control is the ideal complement for boilers of the type Defro Optima Comfort Plus. With a performance range of 3.9 KW For up to 35 kW, it offers comprehensive and precise control specifically designed to meet the requirements of modern heating systems. Thanks to innovative technologies, the control system ensures maximum efficiency and comfort in your home.

Advanced features for optimal heating performance

The Defro S3P control uses a PID algorithm that enables flue-gas-driven fan speed modulation. This advanced technology automatically adjusts heating output to the prevailing conditions, ensuring consistently high efficiency. At the same time, it minimizes energy consumption, thus contributing to an environmentally friendly heating solution.

In addition, both the boiler circuit pump and the domestic hot water pump can be controlled directly. This not only ensures a reliable heat supply but also adapts to your hot water needs as needed. The control system also communicates seamlessly with a room thermostat to enable precise temperature control throughout the building.

User-friendly and flexibly adjustable display

The Defro S3P is equipped with a modern display whose tilt angle can be individually adjusted between 45° and 105°. This makes the display easy to read and operate, regardless of the installation height. The intuitive menu navigation ensures easy configuration and adjustment of the heating parameters.

Comprehensive scope of delivery for quick commissioning

Included in the delivery of the Defro S3P boiler control Everything you need for immediate use is included. In addition to the control unit itself, you will receive:

• a boiler sensor
• a domestic hot water tank sensor
• an exhaust gas sensor
• a safety temperature monitor
• a fan cable

Thanks to this extensive range of accessories, you can easily integrate the control system into your existing heating system.

Reliable security and robust design

The Defro S3P boiler control unit is equipped with a safety temperature monitor that protects the heating system from overheating, thus ensuring safe operation. The robust materials and high-quality workmanship also guarantee a long service life, even under demanding operating conditions.

Additionally, the device is designed for ambient temperatures ranging from 10 to 50 °C, allowing safe operation even in unheated rooms. The 3.15 A micro-fuse and the maximum load of the pump and fan relays make this controller a reliable solution for your heating system.

Technical details at a glance

For a quick overview, here are the most important technical data of the Defro S3P boiler control:

• Power supply: 230V/50Hz
• Permissible ambient temperature: 10–50 °C
• Measuring range: 0–90 °C
• Required fine-wire fuse: 3.15A
• Maximum load of the pump relay: 0.5A
• Maximum load of the fan relay: 0.6A

Easy installation and operation

The Defro S3P boiler control unit impresses with its simple installation and user-friendly operation. The included operating manual provides comprehensive support so you can quickly get the control system up and running.With this control, you not only optimize your heating operation, but also reduce operating costs and increase the comfort in your home.

Conclusion – efficiency and comfort combined

The Defro S3P boiler control is an intelligent and efficient solution for controlling heating systems. With modern technologies, user-friendly operation, and comprehensive safety features, it meets the highest standards. Increase the efficiency of your heating system and enjoy optimal comfort – with the Defro S3P boiler control.

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• Operating instructions