... Coal mine explosion proof or flame proof starter QJZ2-200,315,400 The power supply is designed to convert obscheshahtnogo phase ... Coal mine explosion proof or flame proof starter QJZ2-200,315,400 Verified Information This information is Verified by Bureau Veritas ... Lamps, Manufacture of Gas Meter and Electric Instrument 2012/03/20 --- 2015/03/19 Safety Certificate of Approval For Ming Products National ...