Coal mine shielded communication cable MHYVP 3 * 2 * 1/0.97

Coal mine shielded communication cable MHYVP 3 * 2 * 1/0.97

Communication cable for mine:

Usage: This product is used for underground communication soldering, wiring, and user lines.

Usage conditions: The ambient temperature for cable usage is -40 ℃ to+50 ℃; At 25 ℃, the humidity is 95%; Cable laying temperature ≥ -10 ℃; The bending radius MHYV during cable laying should be ≥ 10 times the outer diameter of the cable, and for other models, it should be ≥ 15 times the outer diameter of the cable.

Product standard: MT818.14-1999

Specifications, models, product names, and functions of mining communication cables

MHYV (1 × 2 × 2 1 × 4 5 × 2) × 7/0.28 coal mine polyethylene insulated polyvinyl chloride sheathed mining communication cable for flat and inclined tunnels and electromechanical chambers MHJKV 4/0.28 copper wire+3/0.28 steel wire 1 × 2 2 × 2 coal mine reinforced core polyethylene insulated polyvinyl chloride sheathed mining communication cable for high mechanical damage in flat and inclined tunnels

MHYAV 1/0.8 (20 × 2 30 × 2 50 × 2) × 0.8 Coal Mine Polyethylene Insulated Aluminum Polyethylene Adhesive Layer Polyvinyl Chloride Sheath Mining Communication Cable Used for Damp Slopes and Alleys

MHYA32 (30 × 2, 50 × 2, 80 × 2) × 0.8 coal mine polyethylene insulation, aluminum polyethylene bonding layer, steel wire armor, polyvinyl chloride sheath, mining communication cable for vertical and inclined shafts

MHYV mining communication cable 2x2x42/0.15 control line

MHYVR coal mine polyethylene insulated polyvinyl chloride sheathed communication flexible cable

MHYVP coal mine polyethylene insulated braided shielded polyvinyl chloride sheathed communication cable

MHYVRP coal mine polyethylene insulated braided shielded polyvinyl chloride sheathed communication flexible cable

MHY32 Coal Mine Polyethylene Insulated Steel Wire Armored PVC Sheathed Communication Cable

MHVV (HUVV) mining PVC insulated flame-retardant PVC sheathed communication cable is used in level tunnels, inclined tunnels, and electromechanical chambers

MHJKV (HUJKV) mining polyethylene insulated flame-retardant polyvinyl chloride sheathed reinforced communication flexible cable is used for cables with good tensile strength

MHYBV (HUYBV) mining polyethylene insulated galvanized steel wire braided armor flame-retardant polyvinyl chloride sheathed communication cable used in flat and inclined tunnels with high mechanical impact MHYBV (2-10) × 2 × (0.75-1.5) mm2

MHYBV 1X(2～7)X(0.75-1.5)mm2

MHYAV (HUYAV) mining polyethylene insulated aluminum/plastic composite tape shielded flame-retardant polyvinyl chloride sheathed communication cable is used as a communication line in damp inclined shafts and tunnels. MHYA32 (HUYA32) mining polyethylene insulated aluminum/plastic composite tape shielded steel wire armored flame-retardant polyvinyl chloride sheathed communication cable is used as a communication line in coal mine vertical shafts or inclined shafts

Coal mine shielded communication cable MHYVP 3 * 2 * 1/0.97

7/0.28mm means 7 copper wires with a diameter of 0.28mm twisted together;

1/0.8mm represents a single 0.8mm diameter copper wire with a diameter of 25.

2、 Key technical parameters and specifications

Electrical performance

DC resistance: ≤ 45 Ω/km at 20 ℃ (7/0.28 conductor)

Intrinsic attenuation: ≤ 1.10 dB/km (800-1000Hz)

Insulation resistance: ≥ 3000 M Ω· km (20 ℃)

Environmental adaptability

Working temperature: -40 ℃~+50 ℃

Laying temperature: ≥ -10 ℃

Bending radius:

Non armored cable: ≥ 10 times the outer diameter of the cable

Armored cable: ≥ 15 times the outer diameter of the cable, 79

Flame retardancy

All models comply with the coal mine flame retardant standard (MT818)

3、 Selection application comparison

Scenario requirementsRecommended modelAdvantages and Characteristics

Mobile device signal transmissionMHYVR、MHYVRPSoft and resistant to bending

Strong electromagnetic interference environmentMHYVP、MHYVRPCopper wire braided shielding for anti-interference

High strength laying of vertical/inclined shaftsMHY32、MHYA32Steel wire armor for tensile and impact resistance

humid environmentMHYAV、MHYSVAdhesive protective layer moisture-proof

network communicationMHSYV-5Specialized flame-retardant network cable