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Mining cable
Description
- Product Description
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Mining cable is the abbreviation for coal mine cable. Mining cables are all flame-retardant cables and should be issued with a mining product safety mark certificate by the National Mining Product Safety Mark Center.
Since it is mentioned that all mining cables are flame-retardant cables, let's also talk about the flame-retardant mechanism of mining cables: flame retardants are added to the insulation and sheath materials of mining cables. Under the heat of combustion reaction, the flame retardants located in the condensed phase decompose and absorb heat, slowing down the temperature rise inside the condensed phase and delaying the thermal decomposition rate of the material; After the flame retardant decomposes upon heating, it releases chain reaction free radicals, interrupting the branching of flames and chain reactions and slowing down the gas-phase reaction rate; The formation of coking layer or foam layer strengthened the role of these layered hard shells in blocking heat transfer; Under the action of heat, flame retardants undergo endothermic phase transition, physically preventing the temperature inside the condensed phase from increasing.
Scope of Application
Mining rubber sheathed flexible cables are suitable for mobile laying cables used in mining power equipment with rated voltage U0/U 8.7/10KV and below.
Usage characteristics
●The rated voltage U0/U of the power frequency is 380/660V, 660/1140V, 1.9/3.3kv, 3.6/6kv, 6/10KV, 8.7/10KV, and 300/500V.
●The maximum allowable working temperature for cable conductors is 65 ℃ and 90 ℃
●The minimum allowable working environment temperature for cables is -35 ℃
● Cable bending radius: not greater than 6 times the outer diameter of the cable.
Mining cables include MC cables, MCP cables, MZ cables, MZP cables, MYQ cables, MY cables, MCPTJ cables, MYPTJ cables, MVV cables, MKVV cables, MYJV cables, MKYJV cables, MHYV cables, UGF cables, high-voltage mining cables, 10kV rubber sheathed cables, 6kV mining cables, mining mobile cables, mining flame-retardant cables, MCPT cables, and mining rubber sheathed cables.
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Mining cable
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