SAACKE F-OSA Burner Control Unit (143200)
The SAACKE F-OSA Burner Control Unit 143200 is a proven maritime-quality safety system that automates, monitors and controls the start-up and continuous firing sequences of industrial and marine boiler combustion systems. Our burner controller is designed to meet the demanding thermal and seismic environment of a shipboard engine room, providing the best fuel efficiency and meeting worldwide maritime safety classification.
The F-OSA 143200 is a critical component of the automated boiler control panel, where it controls every part of the process, including pre-purge air cycles, safe ignition timing, real-time flame monitoring, and shutdown logic, thereby reducing the risk of catastrophic furnace explosions.
Model Details:
Brand: SAACKE GmbH
Model/Series: F-OSA Series
Manufacturer Part Number: 143200
Product Category: Boiler Parts & Marine Automation Control Systems

Technical Specifications
| Parameter | Specification Details |
|---|---|
| Manufacturer | SAACKE GmbH |
| Part Number (MPN) | 143200 |
| Control Series | F-OSA |
| Supply Voltage | 230 V AC (+10% / -15%) |
| Frequency | 50 to 60 Hz |
| Power Consumption | Approximately 12 VA |
| Flame Detection Compatibility | UV Sensor / Ionization Flame Rods |
| Pre-Purge Time | Variable configuration (Application specific) |
| Enclosure Rating | IP40 (Cabinet mounted assembly) |
| Operating Temperature | -20°C to +60°C |
Key Features
- Fail-Safe Combustion Logic: Incorporates hardwired, internal redundant safety paths that immediately shut off fuel supply lines in the event of a flame out or sequence error.
- Marine-Grade Construction: Specially coated internal circuitry resists salt-mist corrosion, extreme humidity and continual structural hull movements.
- Integrated Flame Diagnostics Fast milli-second flame monitoring using high sensitivity optical UV or ionisation sensors with easy connection.
- Comprehensive Status Indicator: Front panel LEDs and diagnostic sequences make fault location easy during crucial blackouts or normal watchkeeping.
- Universal Drop-In Retrofit: Standard SAACKE terminal pin arrangements for easy swap-out on existing maritime boiler control panels.
Applications
- Systems for automating the main propulsion boiler of steam-turbine ships.
- Economic boiler systems (auxiliary and exhaust gas) for large container boats, tankers and bulk carriers.
- Thermal fluid heaters for heavy fuel oil (HFO) fuel-bunkering pre-heaters.
- Onshore industrial steam generators and fired heaters are used in the petrochemical industry.
Our Engineer’s Guidance:
-> The Inspection Protocol: When troubleshooting a boiler trip related to the F-OSA unit, do not immediately assume the controller has failed. Over 70% of apparent controller faults stem from poor flame signal inputs or faulty peripheral field components. Before unmounting the 143200 unit, always verify that the flame scanner lens is free from soot buildup and measure the ionization current. If your signal strength is weak, the safety matrix within the F-OSA will intentionally deny the fuel valve release sequence as a built-in safety safeguard.
-> Operational Tips: Watchkeeper’s Alert: Always ensure the control cabinet ambient temperature remains within the specified limits. While the F-OSA 143200 is rated up to 60°C, prolonged operation at elevated temperatures in tropical waters can accelerate the degradation of its internal diagnostic capacitors. Ensure your control room air conditioning or local cabinet ventilation fans are fully functional to prevent erratic cycling faults.
30 DAYS RETURN POLICY
RETURNS ACCEPTED IN 30 DAYS. BUYER PAYS THE SHIPPING CHARGES. RESTOCKING FEES 20%.
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