Safe use of mining rubber sheathed flexible cables
Flexible cables for coal mining machines with rated voltage of 0.66/1.14KV and below (GB12972.2-91)
This product is suitable for copper core rubber insulated sheathed flexible cables used in coal mining machines and similar equipment with rated voltage Uo/1.14V and below
(MC) UC-0.38/0.66: Rubber sheathed flexible cable for coal mining machines, power connection for coal mining machines and similar equipment with a rated voltage of 0.38/0.66KV
(MCP) UCP-0.38/0.66: Shielded rubber sheathed flexible cable for coal mining machines, power connection for coal mining machines and similar equipment with rated voltage of 0.38/0.66KV
(MCP) UCP-0.66/1.14: Shielded rubber sheathed flexible cable for coal mining machines, power connection for coal mining machines and similar equipment with a rated voltage of 0.66/1.14KV
The usage characteristics of coal mining machine cables and cables
1. The rated voltages Uo/U are 0.38/0.66KV and 0.66/1.14KV, respectively.
2. The long-term allowable working temperature for cable conductors is 65 ℃.
3. The bending radius of the cable is 6 times the diameter of the wire.
4. The yellow protective sheath shall not be exposed to sunlight for a long time.
MY-0.38/0.66 Mining Mobile Rubber Sleeve Flexible Cable Power Connection Line for Various Mobile Electrical Appliances in Mines
MYP-0.38/0.66 mining mobile shielded rubber sheathed flexible cable
MYP-0.66/1.14The rubber sheathed cable for coal mining machines is suitable for connecting the power supply of underground coal mining machines and similar equipment The execution standard is MT818
Mining electric drill cable is the connecting wire for the power supply of underground electric drills The rubber sheathed flexible cable for coal mine electric drill (shielding) shall comply with the standard MT818.8-1999, MZ, MZP-0.3/0.5KV, with a finished product experimental voltage of 2000V/5min and a cross-sectional area of 2.5,4
The conductor of the mining electric drill cable is tinned copper wire, the insulation material is natural styrene butadiene rubber, and the sheath is chloroprene rubber Has oil resistance, flame retardancy, impact resistance, and tear resistance The following table provides a detailed introduction to mining electric drill cables:
Model name mainly applicable scope
MZ-0.3/0.5 Coal Mine Electric Drill Cable Connection Line for Underground Electric Drill Power Supply
MZP-0.3/0.5 coal mine electric drill shielded rubber sheathed cable
MYPTJ rated voltage 8.7/10kV and below metal shielded monitoring flexible cable 1 purpose
Suitable for power connection of underground mobile transformers and similar equipment with rated voltage of 8.7/10kV and below.
2 Working conditions
2.1 The rated voltage U0/U is 3.6/6kV, 6/10kV, and 8.7/10kV.
The long-term allowable working temperature for cable conductors is 90 ℃.
The bending radius of the cable is 6 times the diameter of the cable.
2.4 The grounding core of the cable must be well grounded.