Siemens LOA44.252A27 Oil Burner Control

Oil burner control for the supervision, startup and control of 1- or 2-stage forced draft oil burners, burners of direct-fired air heaters and burners having an oil throughput of more than 30 kg/h in intermittent operation.

The LOA44.252A27 is intended for use by OEMs which integrate the burner controls in their products.

Use, features:
The LOA44.252A27 is used for the supervision, startup and control of 1- or 2-stage forced draft oil burners in intermittent operation.
Yellow-burning flames are supervised with photoresistive detectors QRB…, blue-burning flames with blue-flame detectors QRC… –
Forced draft oil burners conforming to EN 267
For use with stationary direct-fired air heaters
Oil burner controls for oil atomization burners in monoblock design conforming to EN 230 –
Under-voltage detection – Bridging contact for oil preheater – Electrical remote reset facility