◆ Suitable for Zone 1, Zone 2 hazardous sites. 
 ◆ Application in II A, II B, II C class, temperature group T1-T6 explosive gas environment. 
 Technical parameters 
 ■ implementation of standards: to GB3836.1-2000, and GB3836.2-2000, IEC60079 
 ■ Explosion-proof mark: Exd Ⅱ CT4 
 ■ Rated voltage: AC380/50Hz 
 ■ use current: AC-3, AC-4 
 ■ Protection class: IP54 
 ■ anti-corrosion rating: WF1 
 ■ Inlet specification: G11 / 2 "-G3" 
 ■ outlet mouth Specifications: G11 / 2 "-G3" 
 ■ Cable Specifications: Φ17mm-Φ55mm 
 Type Motor Power (KW) Rated Current (A) auto transformer capacity ratio of the current transformer 
 BQJ 14 14 28 14 50/5 
 BQJ-20 20 40 20 75/5 
 BQJ-22 22 44 22 
 BQJ-27 27 58 28 
 BQJ 30 30 60 30 
 BQJ-40 40 80 40 100/5 
 BQJ-45 45 90 45 150/5 
 BQJ-55 55 110 55 
 BQJ-75 75 142 75 200/5 
 BQJ-100 100 200 100 300/5 
 BQJ-115 115 230 115 

 Features 
 ■ shell molding, aluminum die-casting and surface high-voltage electrostatic spray; 
 ■ built-in auto-transformers, AC contactors, time relay, thermal relay, current transformer, ammeter, voltmeter, switch, lights, etc.; 
 ■ The product has the overload, short circuit, voltage, phase failure protection function; 
 ■ cable or steel pipe.