Siemens LME21.330C2 Burner Control Box 230V
Nuway Part Number: C21388G
Siemens Part Number: BPZ:LME21.330C2
LME21.330C2 B27 burner controls are used for the startup and supervision of 1- or 2-stage gas or gas/oil burners in intermittent operation (of small to medium capacity operation, with or without a fan in intermittent.)
The flame is supervised by an ionisation probe or flame detector QRA… with the ancillary unit, AGQ3…A27 for gas/oil forced draft burners or blue burning flames with blue-flame sensors QRC...
Siemens LME21.330C2 Burner Control Box Applications
Typical application: This LME 21.330 is used to supervise 2 stage forced draft burners in intermittent operation. This control box has no damper control.
For gas burners with or without fan according to EN 298: 2003, for gas forced draft burners according to EN 676, and for oil burners according to EN 230: 2005-10. The LME21.330 burner control box has a designed lifetime of 250,000 burner startup cycles which, under normal operating conditions in heating mode, correspond to approx - ten years of usage. Air pressure supervision with a functional check of the air pressure switch during startup and operation. This control box also features a multicolour indication of fault and operational status.
- Prepurge Time: 30s
- Safety Time: 3s
- The LME's housing is made up of heat resistant and flame retardant plastic.
- Supply Voltage: 230VAC
- Undervoltage Detection
- IP Rating: IP40
- Operation Temperature: -20 - +60 °C
- Mounting Position: Optional
- Weight: Approx. 160g
Siemens LME Dimensions
In terms of dimensions, the LME21.330C2 B27 burner control boxes are identical to the LGB, and LMG control boxes.