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Building Technologies Division CC1N7451en
20.11.2017
Type summary
The type references given below apply to the LFL without plug-in base and without
flame detector. For ordering information for plug-in bases and other accessories, see
Accessories.
Switching times are given in seconds, in the burner startup sequence, valid for 50 Hz
mains frequency. At 60 Hz, switching times are about 17 % shorter.
The type references apply to burner controls operating on AC 230 V, 50...60 Hz.
Flash steam
generators
Flash steam
generators
Incl.
stationary
air heaters
²) Large
atmospheric
burners
Type LFL1.122 ¹)
02 series
LFL1.133 ¹)
02 series
LFL1.322 ¹)
02 series
LFL1.333 ¹)
02 series
LFL1.335 ¹)
01 series
LFL1.622 ¹)
02 series
LFL1.635 ¹)
01 series
LFL1.638
01 series
Article
no.
BPZ:LFL1.122 BPZ:LFL1.133 BPZ:LFL1.322 BPZ:LFL1.333 BPZ:LFL1.335 BPZ:LFL1.622 BPZ:LFL1.635 BPZ:LFL1.638
Times in seconds (s)
t1 10 9 36 31 37 65 66 66
TSA 2 3 2 3 2.5 2 2.5 2.5
TSA´ 2 3 2 3 5 2 5 5
t3 4 3 4 6 5 4 5 5
t3´ 4 --- 4 6 2.5 4 2.5 2.5
t4 6 6 10 11.5 12.5 10 12.5 12.5
t4´ 6 --- 10 11.5 15 10 15 15
t5 4 3 10 11.5 12.5 10 12.5 12.5
t6 10 14.5 12 18 15 12 15 15
t7 2 3 2 3 2.5 2 2.5 2.5
t8 30 29 65 69 74 95 103 103
t9 2 3 2 3 5 2 5 7.5
t10 6 6 8 11.5 10 8 10 10
t11 Optional
t12 Optional
t13 10 14.5 12 17 15 12 15 15
t16 4 3 4 6 5 4 5 5
t20 32 60 --- 26 22 --- --- ---
¹) Available as AC 100...110 V versions; add type suffix «-110 V» when ordering
²) Reversed polarity protection conforming to Dutch installation standard: AGM30
Legend of times
TSA Ignition safety time t8 Duration of startup sequence (without «t11» and «t12»)
TSA‘ Ignition safety time or first safety time t9 Second safety time with burners using pilot burners
(startup with burners using pilot burners) t10 Interval from start to the beginning of the air pressure
t1 Prepurge time with air damper open check, excluding running time of air damper
t3 Preignition time t11 Air damper running time to the OPEN position
t3‘ Preignition time (long) t12 Air damper running time to the low-fire position MIN
t4 Interval between voltage at terminals 18 and 19 t13 Permissible afterburn time
t4‘ Interval between start of TSA´ and release of valve at t16 Interval until OPEN command for the air damper is given
terminal 19 t20 Interval to the self-shutdown of the sequence switch
t5 Interval between power at terminals 19 and 20 after startup
t6 Postpurge time (with «M2»)
t7 Interval between start command and power at terminal 7
(start delay for «M2»)
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