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Home » Mining Cables » MGM 111 TYPE 320, TYPE 321

MGM 111 TYPE 320, TYPE 321

APPLICATION
Used for supplying excavating, crushing machines and equipment.

Certificates
Technical Information

CONDUCTOR : Electrolytic, stranded, tinned copper wire IEC 60228 Class 5
SEPERATOR : Semiconduct ing layer
INSULATION : EPR (Ground core is not insulated in T‹P 320)
SEPERATOR : Semiconducting layer
SCREEN : Tinned copper / Nylon braided screen over insulated cores.
LAYUP : All cores are laid up in contact with each other.
BEDDING : Rubber based bedding compound.
ARMOUR : Galvanized steel pliable armour.
SEPERATOR : Galvanized steel tape or water blocking tape (optional)
OUTER SHEATH : Heavy duty chloroprene outer sheath.

RELATED STANDARDS : MGM 111/1985
RATED VOLTAGE : 1900/3300 V
TEST VOLTAGE : 7,5 kV

Cross Section 3×16+16 3×25+16 3×35+16 3×50+25 3×70+35 3×95+50 3×120+70
MGM 111 TYPE 320
Phase Conductor
Insulation thickness mm 3.0 3.0 3.0 3.0 3.0 3.0 3.0
Earth Conductor
Number and cross section mm2 1×16 1×16 1×16 1×25 1×35 1×50 1×70
Stranding mm 126/0,40 126/0,40 126/0,40 196/0,40 276/0,40 396/0,40 360/0,50
Insulation thickness mm
Cable details
Radial thickness of inner sheath mm 2.5 2.5 3.5 3.8 3.8 5.0 5.0
Size of armour mm 7/0,7 7/0,7 7/0,9 7/0,9 7/0,9 7/1,25 7/1,25
Radial thickness of outer sheath mm 4.0 5.0 5.3 5.8 6.7 6.8 7.2
Min. overall diameter mm 51.5 56.7 60.7 68.6 74.7 85.3 88.5
Max. overall diameter mm 55.8 60.1 64.1 72.3 78.4 89.2 93.7
Min. bending radius mm 503 541 577 651 706 803 844
Appx. cable weight kg/km 4.7 6.15 7.3 9.1 11 11.8 16.7
Copper weight kg/km 990 1.3 1.65 2.25 3.15 4.2 5.05
Electrical details
“Continuous current
rating at 25°C Ambient”
A 85 110 135 170 205 250 295
Max. DC resistance at 20°C
Phase Conductor Ω /km 1.24 0.795 0.565 0.393 0.277 0.21 0.164
3 screens and earth
in parallel connection
Ω /km 0.70 0.60 0.50 0.50 0.34 0.28 0.18
Armour Ω /km 1.40 0.96 0.90 0.79 0.73 0.47 0.44
Nominal Kesit 4×16 4×25 4×35 4×50 4×70 4×95 4×120 4×150
MGM 111 TYPE 321
Conductors
Number and cross section mm2 4×16 4×25 4×35 4×50 4×70 4×95 4×120 4×150
Stranding mm 126/0,40 196/0,40 276/0,40 396/0,40 360/0,50 475/0,50 608/0,50 756/0,50
Insulation thickness mm 3.0 3.0 3.0 3.0 3.0 3.0 3.0 3.0
Cable details
Radial thickness of inner sheath mm 2.5 2.5 3.5 3.8 3.8 5.0 5.0 5.0
Size of armour mm 7/0,7 7/0,7 7/0,9 7/0,9 7/0,9 7/1,25 7/1,25 7/1,25
Radial thickness of outer sheath mm 4.0 5.0 5.3 5.8 6.7 6.8 7.2 7.6
Min. overall diameter mm 51.5 56.7 60.7 68.6 74.7 85.3 88.5 95.4
Max. overall diameter mm 55.8 60.1 64.1 72.3 78.4 89.2 93.7 99.3
Min. bending radius mm 503 541 577 651 706 803 844 894
Appx. cable weight kg/km 4.85 6.4 7.65 9.5 11.55 12.5 17.45 19
Copper weight kg/km 1.1 1.5 2 2.65 3.7 4.9 5.8 6.85
Electrical details
“Continuous current
rating at 25°C Ambient”
A 85 110 135 170 205 250 295 345
Max. DC resistance at 20°C
Conductors Ω /km 1.24 0.795 0.565 0.393 0.277 0.21 0.164 0.124
Armour Ω /km 1.40 0.96 0.90 0.79 0.73 0.47 0.44 0.38

 

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