MT 818.14-1999 Flame retardant cables intended to be used in coal mines Unit 3: Flame retardant communication cables intended to be used in coal mines (English Version)
This standard specifies the definition, product classification and naming, technical requirements and test methods, inspection rules, marking, packaging, transportation and storage of flame-retardant communication cables for coal mines (hereinafter referred to as cables). This standard applies to polyethylene insulated and polyvinyl chloride sheathed communication cables for coal mines.
MT 818.14-1999 history
1999MT 818.14-1999 Flame retardant cables intended to be used in coal mines Unit 3: Flame retardant communication cables intended to be used in coal mines