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Дом » MGM Типы » MGM 112 TYPE 321

MGM 112 TYPE 321

Mining Certficated Cables

Certificates :

APPLICATION

Used far supplying excavating, crushing machines and equipment.

CONDUCTOR : Electrolytic, stranded, tinned copper wire IEC 60228 Class 5
INSULATION : EPR
LAYUP : Cores are /aid up over a crad/e without contacting each other.
BEDDING : Rub ber based bedding compound.
ARMOUR : Galvanized stee/ pliab/e armour.
OUTER SHEATH : Heavy duty chloroprene outer sheath.

RELATED STANDARDS : MGM112/1984
RATED VOLTAGE : 1900/3300 V
TEST VOLTAGE : 7,5 kV

Cross Section3×35+253×50+253×50+353×70+503×95+703×120+70
Phase Conductors
Number and cross sectionmm23×353×503×503×703×953×120
Strandingmm276/0,40396/0,40396/0,40360/0,50475/0,50608/0,50
Conductor diameterNam.mm8.4010.1010.1011.9013.9015.50
lnsulation thicknessmm3.03.03.03.03.03.0
Earth Conductor
Number and cross sectionmm21×251×251×351×501×701×70
Strandingmm196/0,40196/0,40276/0,40396/0,40360/0,50360/0,50
Conductor diameterNam.mm6.756.758.009.7511.9011.90
lnsulation thicknessmm3.85.04.44.54.64.9
Cable details
Radial thickness of inner sheathmm2.53.83.83.85.05.0
Min. inner sheath diametermm44.351.351.356.463.867.5
Max. inner sheath diametermm46.853.353.359.466.871.3
Size of armourmm7/0,907/0,907/0,907/0,907/1,257/1,25
Radial thickness of outer sheathmm5.35.45.46.36.87.2
Min. overall diametermm60.366.966.974.484.989.4
Max. overall diametermm64.170.970.978.489.293.7
Min. bending radiusmm7708518519411,0711,125
Appx. cable weightkg/km7,0508,7508,90010,20015,95018,700
Copper weightkg/km1,2501,6801,7803,5704,1605,950
Electrical details
«Continuous current rating at 25°C Ambient»A135170170205250295
Max. DC resistance at 20°C
Phase conductorsQ/km0.5650.3930.3930.2770.2100.164
Earth conductorQ/km0.7950.7950.5650.3930.2770.277
ArmourO/km0.920.790.790.500.380.30

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