Deutsch 
English Automatic gas burner control unit for monitoring single-stage or two-stage forced draught gas burners without actuator control of low to medium heat output, in intermittent operation. Monitoring with ionization flame sensor or UV sensor QRA in conjunction with AGQ3. Replacement for LGB 21.330 A27, LMG 21.330 B27 and LME 21.330 A2.
Technical Data:
Pre-aeration time (t1): 30s
1st safety time (TSA): 3s
Mains voltage: AC230 V -15%/+10%
Mains frequency: 50 ... 60 Hz ±6%
Power consumption: 12 VA
Temperature range: -20 ... +60°C
Air humidity: < 95% r.h.
Protection class: IP40 (ensure by installation)
Dimensions: approx. 91 x 62 x 62.5 (L x W x H in mm)
Weight: approx. 0.20 kg
Technical Data:
Pre-aeration time (t1): 30s
1st safety time (TSA): 3s
Mains voltage: AC230 V -15%/+10%
Mains frequency: 50 ... 60 Hz ±6%
Power consumption: 12 VA
Temperature range: -20 ... +60°C
Air humidity: < 95% r.h.
Protection class: IP40 (ensure by installation)
Dimensions: approx. 91 x 62 x 62.5 (L x W x H in mm)
Weight: approx. 0.20 kg