Mine communication cable MHYA

Model

Name

Use of

MHYV

Coal with polyethylene insulated PVC sheathed communication cables

For drift, Inclined and electromechanical Cave Room

MHJYV

Coal using enhanced line core polyethylene insulated PVC sheathed communication cables

For mechanical damage higher drift and Inclined

MHYBV

Coal insulated galvanized steel wire braided armored, PVC sheathed communication cables

For mechanical damage higher drift and Inclined

MHYAV

Mine insulated aluminum - polyethylene bonding layer PVC sheathed communication cables

For wet and slanted

MHYA32

Coal mine polyethylene insulated aluminum - polyethylene adhesive sheath steel wire armored, PVC sheathed communication cables

For shaft and inclined

Model structure and performance

MHYV

MHJYV

MHYBV

MHYAV

MHYA32

Specification (logarithmic \ core number)

1 × 2

2 × 2

1 × 4

5 × 2

1 × 2

2 × 2

5 × 2

10 × 2

20 × 2

20 × 2

30 × 2

50 × 2

30 × 2

50 × 2

80 × 2

Line core structure of the root / diameter (mm)

7/0.28

4/0.28 copper

+3 / 0.28 Telegraph

1/0.8

Bonding of the sheath and armor layer

-

-

Weaving of galvanized wire 0.2-0.3

Aluminum - polyethylene tape wrapped

Polyethylene wrapped with galvanized steel wire armored

Cable outer diameter ≤ mm,

7.1

8.6

8.0

11.5

7.1

8.6

15.6

18.4

23.4

23.4

27.4

32.6

32.6

37.3

43.0

Cable Reference Weight kg / km

58

89

68

134

58

87

218

323

512

472

678

1006

1450

1943

2828

Cable conductive core is DC resistance of ≤ Ω / km

45

73

36.7

Insulated core insulation resistance ≥ Ω / km

3000

Resistance to AC voltage

Cable insulation wire core and the core of the insulated wire and shielding should be able to withstand lasted 1min the, 1.5kv AC voltage

Working capacitance ≤ μF / km.

0.06

The far-end crosstalk attenuation ≥ dB, (500m)

70

Intrinsic attenuation ≤ dB / km

1.10

1.30

0.95

DC resistance of the cable work when the difference ≤

Loop resistance of 2%