Conductor Dia : 0.4 Mm

AIR CORE TELEPHONE DIRECT BURIAL CABLES

Type

:

0.4 Mm Diameter

Specification	:	to IEC 60708

Conductor	:	Annealed bare solid copper
Insulation	:	Solid, cellular or form-skin polyolefin material
Identification	:	Colour coded (refer to technical section)
Twisting	:	Two conductors are twisted into pair
Stranding	:	In sub-units of 5 or 10 pairs in units for 50 or 100 pairs, and units of 50 or 100 pairs for more than 100 pairs
Longitudinal watertightness	:	by filling the interstices of the cores with petroleum jelly compound
Moisture barrier	:	Screen of longitudinally applied smooth copolymer coated aluminium tape
Inner Sheath	:	Black PE
Armour	:	Double steel tape helically applied
Sheath	:	Black weather resistant PE

Dielectric strength	:	500V
Min. Insulation Resistance at at 20⁰C	:	1500M Ohm.km
Max Individual Mutual Capacitance	:	64 nF/km
Max Average Mutual Capacitance for cables more than or equal to 20 pairs	:	56 nF/km
Max Capacitance unbalance at 800 Hz per 500m length of cable	:	275pF
Max Conductor Loop Resistance at 20⁰C	:	300 Ohm/km

Number of pairs	10	20	30	50	70	100	150	200	300	400	500	600	800	900	1000	1200
OD (mm, approx)	12	14	15	18	20	23	25	30	32	38	45	48	50	55	58	60
Kg/Km (approx)	177	230	280	380	470	595	805	995	1380	1810	2710	3095	3850	4252	4615	5370

Item Code for Form skin insulation : MSAE -- x 2 x 0.4

Solid PE insulation : ESAE -- x 2 x 0.4

Cellular PE insulation : CSAE -- x 2 x 0.4