BAL1-127 (36) coal mine explosion-proof bells, explosion-proof bell manufacturers 
 BAL1-127 (36) primarily use coal mines using flameproof electric bell in the coal mine methane and coal dust explosive gas mixtures occasion, as on the down ramp winch shaft hoist and contact signal car use can also be used on other occasions. 
 Technical parameters 
 1 explosion-proof type: Mining Flameproof 
 Explosion-proof mark: ExdI 
 (3) Rated voltage: 127V, 36V 
 (4) Rated current: 0.6A, 0.18A 
 Mode of operation: push-button 
 Audio Radius: ≥ 150m 
 Note: The small bell rated voltage 4KM within optional 2.5mm2 
 Greater than 4mm 2 cable can be used in the 4KM 
 Structural characteristics of 
 (1) Dimensions: 180 * 145 * 320 
 (2) Weight: 7.4kg 
 ZG-25 # cast steel processing, a small size, the structure of aesthetic and practical characteristics of the coal mine explosion-proof bell.