BS5308 Cable Part 1 Type1 MG-XLPE-OS-LSOH

Applications

The unarmoured fire resistant versions (Part 1 Type 1) are typically used in chemical and process industries where there is danger of fire.

Construction

  BS5308 Cable Part 1 Type1 MG-XLPE-OS-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
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 5 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 Sheath Nominal Dia. of Cable Approx. Weight
no./mm mm^2 mm mm mm kg/km
1 7/0.44 1 0.6 1.4 7.8 89
2 7/0.44 1 0.6 1.4 9.2 121
5 7/0.44 1 0.6 1.4 13.9 298