GB/T 12972.3-2008
ActiveFlexible rubber-sheathed cables for mining purposes - Part 3：Trailing coalcutter cables with monitoring core and semiconducting screens for rated voltage of 0.66/1.14kV
矿用橡套软电缆 第3部分: 额定电压0.66/1.14kV 采煤机屏蔽监视加强型软电缆
Application Summary AI generated
This standard specifies the construction, dimensions, and performance requirements for flexible rubber-sheathed trailing cables used to power coal-cutting machines in underground mining. The cables include a monitoring core and semiconducting screens, designed for a rated voltage of 0.66/1.14 kV, to ensure safe operation and fault detection in hazardous, high-moisture environments. It is applied specifically in the manufacturing and testing of cables for longwall mining equipment in coal mines.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.