Combustion Technology
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Siemens QRA2 / QRA10 / QRA53 / QRA55 / QRA7 UV Flame Detectors
UV flame detectors for supervision of gas or oil flames with Siemens burner controls; QRA53/55 for c..
Siemens QRA4 UV Flame Detector
UV flame detector for supervision of gas and oil flames with Siemens burner controls.General informa..
Siemens QRB1 / QRB3 Photoresistive Flame Detectors
Photoresistive detectors for supervision of oil flames in the visible light spectrum, used with oil ..
Siemens QRC1 Blue-flame Detectors
Detectors for supervision of blue- or yellow-burning oil or gas flames, mainly on small-capacity bur..
Siemens QRC1 D Series Blue-flame Detectors
QRC1 D series detectors for supervision of blue- and yellow-burning oil or gas flames.General inform..
Siemens QRI Infrared Flame Detectors
Infrared flame detectors for gas, oil and other flames emitting infrared light; for burners of any c..
Siemens RAR9 Photocell Detectors
Photocell detectors for supervision of yellow-burning oil flames, mainly on larger burners.General i..
Siemens RWF50 Compact Universal Controllers
Compact controllers mainly for controlling temperature or pressure in oil- or gas-fired heating plan..
Siemens RWF55 Compact Universal Controllers
Compact controllers mainly for controlling temperature or pressure in oil- or gas-fired heating plan..
Siemens SKPx5 Actuators for Gas Valves
Electrohydraulic actuators for Siemens VG/VR valves: OPEN/CLOSED safety shutoff to EN 161 and contro..