50 pair Air-Core Type Primary telephone outdoor cable DIN VDE 0816

Specifications

50 pair Air-Core Type Primary telephone outdoor cable DIN VDE 0816
proofconductor:bare copper
insulation:HDPE

50 pair Air-Core Type Primary telephone outdoor cable DIN VDE 0816

Description:

Plain solid annealed copper conductor high density solid polyethylene insulated (or foam skin insulated ) twisted pairs or twisted quads, air core screened with aluminium moisture barrier also drain wire may be applied and polyethylene sheathed. Can also be manufacturing according to customer specification.

Application:

Air core duct cable are used for primary underground distribution networks.

Construction:

Solid annealed copper conductor

Solid PE or foam skin insulation

Core wrapping tape

Aluminium moisture barrier

Extruded black PE sheath

Sheath marking by ink jet

 

Cable construction:

 

Conductor

 

Material: 99.99% oxygen-free soft round copper wire, comply with the national standard GB3953-1983

 

Conductor nominal diameter: 0.5 ± 0.005 mm

 

Conductor Elongation rate: ≥ 15%

 

Insulation

 

Material: High density polyethylene(HDPE), with density 0.941g/cm³ ,meet the national standard YD / T 760-1995

 

Insulation integrity: DC spark test 1.5-6KV, every 12Km insulation does not exceed a pinhole or similar defects.

 

Insulation Diameter: 0.88 ± 0.02 mm

 

Insulated main colors: white red black yellow purple

 

Insulated auxiliary colors: blue orange green brown gray

 

Insulation requirements: color does not fade, does not migrate, mechanical and physical properties meet the standard and requirements of GB/T13849.1-93

 

Twisted pair color and arrangement in sequence:

 

 

Sub-unit	Pair color Number	Conductor A	Conductor B
sub-unit one –(White blue banding tape)	1	white	Blue
	2	White	Orange
	3	White	Green
	4	White	Brown
	5	white	Grey
	6	red	Blue
	7	red	Orange
	8	red	Green
	9	red	Brown
	10	red	Grey
	11	black	Blue
	12	black	Orange
sub-unit Two –(White blue banding tape)	13	black	Green
	14	black	Brown
	15	black	Grey
	16	yellow	Blue
	17	Yellow	Orange
	18	Yellow	Green
	19	Yellow	Brown
	20	yellow	Grey
	21	purple	Blue
	22	purple	Orange
	23	purple	Green
	24	purple	Brown
	25	purple	Grey

 

 

Cable core structure:(12+13)×2

 

 

Cable core structure: the same core type or SZ type

 

 

Cable core binding tape: Non-hygroscopic impermeable high strength polyester film, comply with provisions of YD / T 322-1996

Jacket

Material: Medium-density PE special for cable sheathing

Sheath minimum thickness: 1.4mm

Cable Net weight: 0.217kg / m

Plastic coated aluminum tape:

meet standard of YD / T 723.2-2007, nominal thickness 0.20mm.

Plastic coated aluminum tape sheath mechanical and physical properties: meet standard YD / T 322-1996 standard.

Ripcord:

does not absorb moisture, not oil, continuously throughout the entire cable, strong enough to open the cable.

Finished cable electrical performance: Conforms to standard YD / T 322-1996 .

The length of the cable manufacturing: 305m, 500m, 1000m, 2000m

Packing size: 305m-60 * 40cm, 500m-70 * 40cm, 1000m-80 * 50cm, 2000 m-100*70cm

Packing mode: wooden drum + bubble film+ kraft paper+ batten + steel tape sealing

cable head: ends of the cable are sealed with end cap.

Cable end A :mark with red flag , cable end B: mark with green flag

Cable diameter: 17 mm

           

 

Packing photos:

 

Packing mode: wooden drum + bubble film+ kraft paper

 

          

 

 

 

 

 

 

 

 

 

Packing mode: wooden drum + bubble film+ kraft paper+ batten + steel tape sealing

 

 

 

            

 

 

 

 

 

 

 

 

 

 

 

 

 

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