Figure 8

Self-supporting optical cable with stranded loose tube for outdoor application, with steel messenger wire

	Application	Standards
	This cable can be used for installation in telecommunications networks, for linking of detached facilities where realization of underground installation is not possible. Intended for outdoor application, water-resistant and resistant to UV-irradiation.	ISO/IEC 11801 EN 187000 IEC 60794-3 EN 50173-1

Figure 8 117.09 Kb

Construction

Technical data

Steel messenger wire:		7 x 1 mm galvanized steel rope, HDPE-sheathed, linked with optical cable by HDPE bridge, forming together the 8-shaped sheath
Fiber:		diameter 250 μm, with coloured primary coating, 4, 8 or 12 fibers in tube, max. 72 fibers in cable
Loose tube:		of PBT elastomer, filled with tixotropic jelly, loose laid fibers within tube
Central supporting element:		FRP (Fiberglass Reinforced Plastic), central element sheath: PE (or without sheath)
Watertight element:		swelling tape around central element, swelling foil wrapped around entire cable core
External supporting element:		glass fibers or aramid threads
Sheath ripcord:		2 ripcords (at opposite sheath sides)
Sheath:		MDPE or HDPE – medium- or high-density polyethylene, of min. 1,5 mm thickness
Tube		ccolour marking:

Fiber		colour marking:

Temperature range:
operating temp.:	-40 °C up to +70 °C
during installation:	-10 °C up to +50 °C
at storage:	-40 °C up to +70 °C
Permitted tensile strength:	1,5 x cable weight (kg/km)
Resistance to pressure:	1000 N / 100 mm, 10 minutes
Resistance to impact:	10 Nm
Resistance to torsion:	5 turn / 2 m

Number of optical fibers	Number of fibers in loose tube	External cable diameter	Bending radius - under load	Bending radius - without load	Cable weight
			min.	min.
		mm	mm	mm	kg/km
to 24	4	10,2 x 19,9	204	102	172
to 48	8	11,2 x 20,7	185	112	185
to 72	12	11,1 x 20,7	185	112	185

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