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E-mail
977697942@qq.com
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Phone
13785657508,13731631738
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Address
Liuyanma Industrial Zone, Dacheng County
Tianjin Cable Factory Rubber Cable Factory
977697942@qq.com
13785657508,13731631738
Liuyanma Industrial Zone, Dacheng County
How to choose rubber sheathed cables for coal mines correctly
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. U-shaped (M-type) rubber sheathed cable for coal mines
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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.
Allowable working temperature of cable conductor: 65 ℃ 90 ℃
The cable allows a low working environment temperature of -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.
Mobile cable MY cable for coal mines, 1.14KV rubber cable
| Rated voltage 0.66/1.14KV and mobile rubber sheathed flexible cable for mining use (GB12972.5-91) | ||
| This product is suitable for copper core rubber sheathed flexible cables for mobile equipment with rated voltage of 0.66/1.14KV and below | ||
model |
name |
main purpose |
（MY）UY-0.38/0.66 |
Mining mobile rubber sheathed flexible cable |
Power connection of various underground mobile coal mining equipment with rated voltage of 0.38/0.66KV |
(MYP)UYP-0.38/0.66 |
Mining mobile shielded rubber sheathed flexible cable |
Power connection of various underground mobile coal mining equipment with rated voltage of 0.38/0.66KV |
(MYP)UYP-0.66/1.14 |
Mining mobile shielded rubber soft sheathed cable |
Power connection for various underground mobile coal mining equipment with a rated voltage of 0.66/1.14KV |
1. The insulation resistance between the main cores of cable insulation and between the main cores and the ground wire shall not be less than 100M Ω· km when converted to+20 ℃.
2. The transition resistance of the main core shielding layer shall not exceed 3k Ω when converted to 20 ℃.
3. Product standard: MT818.5-1999.
4. The MYP cable consists of three main cores with insulation shielding and a ground wire wrapped in a semi conductive rubber layer, which is twisted around the semi conductive rubber layer to form a cable. Squeeze black chlorinated polyethylene rubber sheath or black chloroprene rubber sheath outside.
5. Conductive core: Made of soft copper wire, its performance complies with GB/T3956-1997.
6. Insulation: XJ-00A rubber according to GB7594.2-1987 is used.
7. Core identification: Insulation color separation identification is used, with the main core being red, green, and white.
8. Ground wire: covered with a semi conductive rubber.
9. Insulation shielding: Cover the insulation surface with a semi conductive tape.
10. Cabling: Three main cores and one ground wire are twisted in the right direction around a semi conductive rubber pad core to form a cable.
11. Sheath: XH-03A rubber according to GB7594.7-1987 is used. The oxygen index of the sheath rubber is ≥ 40.
12. The flame retardant performance of the finished cable meets the requirements of MT386-1995.
13. Cable marking: The surface of the cable is printed with the model, voltage, specifications, and manufacturer's name.