The controller Siemens LGB 21.330 A27

The automatic firing device is designed to control one or two stage gas or combination gas/oil burners of small or medium power
Machine burning Siemens LGB 21.330 A27 ( LGB21.330A27, LGB 21.330 A2CB)
Furnace machine Siemens LGB21.330A27 to manage and control one or two stage gas or dual fuel burners with supercharged, intermittent operation. Without the cap, with or without fan, ionization or UV flame sensor. Burner capacity of up to 350 kW.
The pre-ventilation t1 = 30
The safety time TSA = 3
Time before ignition T3 = 2
Used to start and control of single and two - stage gas
or combination gas/oil burners with periodic work.
Depending on the type of automatic firing device ("device") flame control
is carried out either by means of the ionization electrode, sensor blue flame
QRC1...for gas/oil blower burners, or by
UV sensor QRA... (with assistive device AGQ1...A27).
Complete with appropriate adapters machines combustion type LGB replace the previously...
manufactured types LF17... and LFM1....
• Automatic combustion blower for burner for gaseous fuel according to EN676
• Automatic combustion gas burners according to EN298
• Determination of insufficient voltage
• Control air pressure along with the functional test relay air pressure during start-up and operation
• Remote electric re-launch
• LGB41... for use with atmospheric gas burners
Supplied modification of machines burning Siemens LGB:
LGB 21.130 A17
LGB 21.130 A27
LGB 21.230 A27
LGB 21.330 A27
LGB 21.350 A17
LGB 21.350 A27
LGB 21.550 A27
LGB 21.330 C2
LGB 22.130 A27
LGB 22.230 B27
LGB 22.330 A17
LGB 22.330 A27
LGB 22.330 A270
LGB 22.330 A2BT
LGB 32.330 A27
LGB 32.350 A27
LGB 41.258 A17
LGB 41.258 A2
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