MT 818.1-1999 Flame retardant cables intended to be used in coal mines Unit 1: Moveable flame retardant flexible cables intended to be used in coal mines Part 1 General regulations (English Version)
This standard specifies the naming, general requirements, inspection rules, marking, packaging, transportation and storage of mobile flame-retardant flexible cables for coal mines (hereinafter referred to as cables). This standard applies to rated voltage U. /U is a copper core mobile flame-retardant flexible cable for coal mines of 3.6/6 kV and below.
MT 818.1-1999 history
2009MT 818.1-2009 Cables for coal mine.Part 1:General rules for movable flexible cables
1999MT 818.1-1999 Flame retardant cables intended to be used in coal mines Unit 1: Moveable flame retardant flexible cables intended to be used in coal mines Part 1 General regulations