4 CC1N7761E
Mains voltage AC 220 V -15%...AC 240 V +10% Radio interference protection
AC 100 V -15%...AC 110 V +10% N according to VDE0875
Mains frequency 50 Hz -6%...60 Hz +6% Max. permissible load on the control outputs
Unit fuse, built-in T6,3H250V − per terminal 4 A
External fuse 10 A max., slow − in total 5 A
Consumption Degree of protection IP40
− during start 8 VA Mounting position optional
− during operation 5 VA Cable gland Pg11
Weight approx. 2 kg
Identification code according to EN 298
F B L L B N
Environmental conditions: CE-Conformity
- Transport IEC721-3-2 According to the directives of the European Community
Climatic conditions class 2K2 Electromagnetic compatibility EMC
Temperature -50...+60 °C 89/336 EWG includ. 92/31 EWG
Humidity < 95 % r.F. Gas appliance directive 90/396 EWG
Mechanical conditions class 2M2 Interfering emissions EN 50081-1
- Operation IEC721-3-3 Immunity against disturbances EN 50082-2
Climatic conditions class 3K5
Temperature -20...+60 °C
Humidity < 95 % r.F.
Condensation, formation of ice and influence of water are not permitted.
LFE10... LFE10... LAE10...
Series 02 Series 02 Series 02
ionization field UV-cell selenium cell
Minimum required detector current in µA
− with AC 100 V and AC 220 V 8 150 8 min.
− with AC 110 V and AC 240 V 9 200 8 min.
Max. possible detector current in µA approx. 100 approx. 650 approx. 25
Permissible connecting cable length 20 m
1)
20 m
1)
20 m
2)
Permissible ambient temperature − 60°C 60°C
1
) In case of larger distances use low capacitance cable, e.g. one-core cable (total 2 nF max.)
2
) Detector cables must always be laid separately, the selenium photocell RAR8 must be used in case of
larger distances
3
) For information on LFE50... please refer to data sheet 7783
Type/Ordering Supply voltage Factory settings for
reference (V) Hz t1 (s) t2 (s) t9 (s)
LEC1/8851 AC 220...240 50 60 2 2
LEC1/8853 AC 220...240 50 30 2 2
LEC1/8866 AC 100...110 50 30 2 2
LEC1/8867 AC 100...110 60 30 2 2
LEC1/8868 AC 220...240 60 30 2 2
LEC1/8892 AC 220...240 50 60 5 5
LEC1/8906 AC 220...240 50 30 2 5
The control unit is delivered without terminal baseplate. The latter must be ordered
separately using the following type reference: AGG41041713 (EC)
For flame safeguards LAE10... and LFE10... as well as the appropriate detectors, please
refer to data sheet 7781.
Technical Data
Control unit LEC1
Flame supervision
3)
Detectors
Type Summary and
Ordering
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