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Brahma SM592N/S EUROBOX – Manual Reset Gas Burner Controller

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Brahma SM592 Control Box – Professional Solution for Gas Burner Automation


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Brahma SM592 is a compact and reliable control box designed for the ignition, monitoring, and shutdown of atmospheric and forced-draft gas burners. It fully automates the start-up sequence and flame supervision, ensuring safe and stable operation. The controller is part of the Brahma control box lineup and is suitable for both residential and industrial heating systems.

Supplied in a monoblock housing, the SM592 can be mounted inside the burner body or a control cabinet. It supports single-stage operation and is compatible with photoelectric flame sensors like Brahma FC11. The unit works with high-voltage ignition transformers and can control various types of gas valves.

SM592 Dimensions

Key Features

  • Operating voltage: 230 VAC
  • Pre-purge time (TW): 7 seconds
  • Safety time (TS): 10 seconds
  • Single-stage operation
  • Manual or electrical reset, depending on model
  • Compact plastic enclosure with mounting options

After power is applied, the controller initiates the purge phase. Once completed, it activates the ignition transformer and energizes the gas valve. If a stable flame is detected, gas supply continues. If not, the system locks out and disables the valve. A built-in LED indicates the operating status.

NG Connector Wiring

Applications

  • Atmospheric gas burners
  • Forced-draft single-stage burners
  • Industrial dryers and ovens
  • Boilers, water heaters, and hot air units
  • Mobile heaters and air generators

The SM592 is ideal for applications requiring high reliability in a compact and easy-to-install format. It is often used in retrofit projects, as well as in OEM systems that demand standardized automation components. The controller integrates easily into existing systems and supports a wide range of Brahma accessories.

Wiring Diagram

Diagnostics and Safety

The SM592 automatically locks out in case of flame loss, ignition transformer failure, or sensor malfunction. The LED status indicator shows current operation: ignition, normal run, fault, or lockout. Some models include a manual reset button, allowing quick recovery without removing power.

The controller offers high electromagnetic compatibility and operates reliably under voltage fluctuations, making it suitable for unstable mains environments. It is compatible with Brahma ignition transformers such as T11 and T12, and can be used with industry-standard flame sensors.

Timing Diagram

Installation and Connections

The unit connects via an NG terminal block with numbered pins for easy wiring. This minimizes installation errors and simplifies servicing. It can be mounted on a panel or directly inside the burner housing. Manufacturer documentation provides wiring diagrams and grounding recommendations for optimal safety and performance.

  • Compact size and flexible installation
  • Reliable operation over a wide temperature range
  • Status indication and built-in lockout protection
  • Supports standard flame sensors and ignition transformers
  • Compliant with European safety directives
  • Functionality, simplicity, and dependability make the Brahma SM592 control box an excellent choice for both residential and commercial heating units. It meets all modern automation system requirements, including flame safety, diagnostics, and user-friendly operation.

    Conclusion

    Brahma SM592 is a smart, compact, and highly reliable control unit designed for single-stage burner applications. Its quick installation, wide compatibility, and integrated safety features make it a trusted component across various heating and flame control environments.

    SM592N/S EUROBOX – Manual Reset Gas Burner Controller

    The Brahma SM592N/S EUROBOX is a compact and reliable control box designed for use with atmospheric and fan-assisted gas burners operating in intermittent mode. This controller features a manual reset and is ideal for systems that require straightforward and safe burner management.

    Explore this model from Brahma here: Brahma control boxes

    Key Features of SM592N/S

    • Intermittent operation with manual reset
    • Works with atmospheric and fan-assisted burners
    • Flame detection via ionization (≥ 0.5 μA)
    • Controls two gas valves (EV1 and EV2)
    • IP40 enclosure with NG terminal block

    Ideal Applications

    • Domestic and commercial gas boilers
    • Small and medium fan-assisted burners
    • Basic atmospheric burner systems

    Find more burner control units here: burner control devices

    Advantages

    • Certified under CE and EN 298
    • Fast flame failure response
    • Lightweight and compact (275 g)
    • Easy plug-in installation
    • Manual reset improves safety

    Conclusion

    The Brahma SM592N/S is a cost-effective and safe solution for basic gas burner applications. With simple wiring, built-in diagnostics, and CE certification, it offers proven reliability for compact heating systems.