BBJ explosion-proof sound and light alarm lights, explosion-proof type of sound and light alarm 
 Product Features 
 ◆ shell is made of high quality aluminum alloy die casting, molding, surface high pressure electrostatic spray; 
 ◆ stainless steel exposed fasteners, protective website after galvanized plastic sprayed surface; 
 ◆ Tempered glass cover has a strong impact resistance; 
 ◆ the tube or the cable can be; 
 ◆ Implementation of standards: GB3836.1-2000, and GB3836.2-2000. 
 Applicable to the environment and use 
 ◆ Suitable for Zone 1 and Zone 2 dangerous places 
 ◆ in II A, II B, Class T4, and the following group explosive gas environment 
 ◆ widely used in petroleum, chemical industry, ports, oil platforms and other dangerous places for the incident signal alarm or as a signal indicator. 



 Model implication 


 The main technical parameters 


 Rated voltage flash the number of sound and light intensity protection class Ex - mark line thread the cable diameter 
 220V 150/min ≥ 50 IP54 Exd Ⅱ BT4 3/4 8-14mm 


 Dimensions