This standard specifies the product classification, requirements, test methods, inspection rules, marking, packaging, transportation and storage of flameproof high-voltage cable connectors for coal mines (hereinafter referred to as connectors). This standard applies to connectors (hereinafter referred to as connectors) used for cable connection in coal mines with the risk of methane or coal dust explosion.
MT/T 947-2005 history
2005MT/T 947-2005 Flameproofhigh-Voltage cable coupling devices for coal mine