BBJ series explosion-proof sound and light alarm (IIB)

1. Scope of application
< District, district dangerous places. Ⅱ, ⅡB, Ⅱ explosive gas environment. 2. Technical Parameters Explosion-proof Mark II Protection Level Anti-corrosion Level Rated Voltage/ 3. Product Features: The shell is made of aluminum alloy die-casting. After high-speed shot blasting, the surface is sprayed with high-voltage electrostatic plastic, tempered glass cover, stainless steel exposed fasteners, protective net The cover is galvanized and then surface sprayed with plastic for double anti-corrosion. The tempered glass cover has strong impact resistance and is available in red, yellow, blue and other colors. , steel pipe or cable wiring can be used. ,meet the standards. 4. Working conditions, the altitude does not exceed, the operating environment temperature is - ℃ - ℃, the relative humidity of the surrounding air is not greater than (℃), in an environment containing explosive mixtures, in an environment with earthquake cracking of 10 degrees, in an environment with salt spray, mold, and pollution Level: Level Contact person: Ma Yuling works at Shanghai Baolin Explosion-Proof Electrical Co., Ltd. Mobile phone: