Burner Controller Siemens LGB21.330A27

In connection with the respective adapters, the LGB� burner controls replace their predecessor types LF17 and LFM1 (also refer to Replacment types under ordering)

• Automatic forced draft burners for gaseous fuels to EN 676
• Gas burner controls to EN 298
• Undervoltage detection
• Air pressure supervision with functional check of the air pressure monitor during startup and operation
• Electrical remote reset facility
• LGB41� for use with atmospheric gas burners