BS5308 Cable Part 1 Type 2 MG-XLPE-OS-SWA-LSOH

Applications

The armoured fire resistant versions (Part 1 Type 2) are typically used in chemical and process industries where there is danger of fire. The galvanised steel wire armour provides excellent protection.

Construction

  BS5308 Cable Part 1 Type 2 MG-XLPE-OS-SWA-LSOH

 

Conductor Annealed or tinned copper, Class 2
Insulation Mica glass tape, XLPE (Cross Linked Polyethylene),or PE (optional)
Pairing Two insulated conductors uniformly twisted together with a lay not exceeding 100mm
Colour code See technical information
Binder tape PETP transparent tape
Collective screen Aluminium/polyester tape is applied over the laid up pairs metallic side down in contact with tinned copper drain wire, 0.5mm^2
Inner Sheath LSOH(Low Smoke Zero Halogen) sheath
Amour Galvanized steel wire armour
Outer sheath LSOH(Low Smoke Zero Halogen) sheath Flame retardant to IEC60332-3-22 Fire resistant to IEC60331 Halogen free to IEC60754-1 Low smoke emission to IEC61034-1-2
Sheath colour Black or blue

Mechanical and Electrical Properties

Operating temperature -20C up to + 90C( fixed installation)
  0C to +50C(during operation )
Minimum bending radius 6 x overall diameter

 

Conductor Area Size mm^2 0.5 0.75 1.0 1.5
Conductor Stranding No. x mm 7 x 0.3 7 x 0.37 7 x 0.44 7 x 0.53
Conductor resistance max ohm/km 36 24.5 18.1 12.1
Insulation resistance min Gohm/km 5 5 5 5
Capacitance unbalance at 1 kHz(pair to pair screen) pF/250m 250
Max. Mutual Capacitance @ 1 kHz forNon OS or OS cables (except one-pair and two-pairs) pF/m 115 115 115 115
Max. Mutual Capacitance @ 1 kHz IS/OS cables (include 1 pair and 2 pair) pF/m 75 75 75 75
Max. L/R Ratio for adjacent cores(Inductance/ Resistance) μH/ohm 25 25 25 40
Test voltage Core to core V 1000 1000 1000 1000
  Core to screen V 1000 1000 1000 1000
Rated voltage max V 300/500 300/500 300/500 300/500

Parameter

No.of Pairs No.and Dia. of Wires Nominal Conductor Cross-Sectional Area Nominal Thickness of Insulation Nominal Thickness of bedding Nominal Dia. over Bedding Nominal Thickness of Armour Nominal Thickness of Sheath Nominal Dia. of Cable Approx. Weight
no./mm mm^2 mm mm mm mm mm mm kg/km
1 7/0.44 1 0.6 0.8 7.0 0.9 1.4 11.6 340
2 7/0.44 1 0.6 0.8 8.4 0.9 1.4 13.0 350
5 7/0.44 1 0.6 0.8 12.3 0.9 1.4 16.9 740
10 7/0.44 1 0.6 0.8 16.5 0.9 1.4 21.1 1150
20 7/0.44 1 0.6 0.8 21.4 0.9 1.4 26.0 1840
1 7/0.53 1.5 0.6 0.8 7.5 0.9 1.4 11.9 320
2 7/0.53 1.5 0.6 0.8 9.1 0.9 1.4 13.7 410
5 7/0.53 1.5 0.6 0.8 14.8 0.9 1.4 21.1 910