Description
The Siemens QRA73.A27 UV Flame Detector is designed for reliable flame supervision in industrial and commercial combustion systems. Utilizing ultraviolet (UV) sensing technology, it detects flame radiation in gas and oil burners to ensure safe burner operation.
Operating on AC 230 V mains voltage, the detector offers normal sensitivity, making it suitable for standard burner monitoring applications. The unit features a 12.5 cm detector tube length, allowing flexible installation depending on burner design and combustion chamber configuration.
The QRA73.A27 is commonly used in conjunction with Siemens burner control units, providing dependable flame detection to enhance safety and operational efficiency. Its robust construction ensures stable performance in demanding industrial environments.
Ideal for use in boilers, furnaces, and industrial heating systems, this UV flame detector helps maintain safe combustion by immediately responding to flame failure conditions.
Specifications
| Parameter | Specification |
|---|---|
| Manufacturer | Siemens |
| Part Number | QRA73.A27 |
| Product Type | UV Flame Detector |
| Detection Method | Ultraviolet (UV) |
| Sensitivity | Normal |
| Detector Tube Length | 12.5 cm |
| Operating Voltage | AC 230 V |
| Application | Gas & Oil Burner Flame Monitoring |
| Net Weight | 0.8 kg |
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