█ applicable range 
 A. For explosive gas atmospheres - Zone 1 and Zone 2 dangerous places; 
 Two. For class IIA, IIB, IIC explosive gas atmospheres; 
 3. Applicable to combustible dust Area 20, Area 21, Area 22; 
 4. Temperature group T1-T6 environment; 
 5 Applicable to the petroleum, petrochemical, chemical, brewing, pharmaceutical, paint, textile, printing and dyeing, military facilities and other explosive environments; 
 █ product features 
 A. This product shell is made of aluminum alloy die-casting molding, surface high-speed blasting, electrostatic powder spray, beautiful appearance; 
 Two. Bell bowl plated cymbals bronze, hit no spark, ringtones crisp, loudness; 
 3. Reasonable structure, beautiful, flexible and reliable easy installation; 
 4. All fasteners are made of strong corrosion resistance of 304 stainless steel; 
 5 Wiring, pipe or cable, explosion-proof hose can be; 
 6. Special customized according to user requirements; 
 █ technical parameters 
 Explosion-proof mark: ExdeIIBT4/T5/T6, ExdeIICT4/T5/T6, DIP A20 TA, T4/T5/T6; 
 Rated voltage: AC220, non-standard voltage: 12V/24V/36V/127V/380V/660V; 
 Rated Power: 30W; 
 Protection class: IP54/IP55/IP65; 
 Thread specifications: DN20 / G3 / 4; 

 The introduction of the qualifying specifications: diameter 6mm-14mm; 
 Direction: the introduction leads to the left into the right, and right into left out;