Bosch Appliances Speaker LBC 3428 00 User Manual

LBC3428_instal.manual 05-09-2003 10:17 Page 1  
Horn Loudspeaker  
Installation Manual  
EN LBC 3428/00  
 
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LBC 3428/00 | Installation Manual  
|
EN 3  
3. OPERATION  
However, if abnormal or unusual  
environmental conditions occur due to  
plant damage or accident etc., then visual  
inspection is recommended.  
The unit is powered directly. Different  
sound levels can be obtained by selecting  
the transformer tappings in the unit.  
4. MAINTENANCE  
If a fault should occur, it is recommended  
that the unit be returned to Bosch for  
repair.  
During the working life of the unit, little  
or no maintenance is required.  
GENERAL ARRANGEMENT  
Bosch Security Systems | July 2003  
 
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LBC 3428/00 | Installation Manual  
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EN 4  
WIRING DIAGRAM  
Numbers on Terminal Label are in pairs  
to facilitate loop-in loop-out option.  
Terminals are linked via PCB tracking.  
9498 974 31912 Printed in the UK  
Updated August 2003  
Data subject to change without notice.  
 

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