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Telecommunication Cables



I. Basic Type
A: Outside cable
G: Mine cable
J: Installation cable
Li: Rubber sheathed cable
S: Jumper cable
 
II. Additional Information
B: Lightning protection make up
J: Induction protection
E: Electronics
 
III. Insulation Materials
Y: PVC
2Y: Polyethylene
02Y: Cellular PE
5Y: PTFE
6Y: FEP
7Y: ETFE
P: Paper
 
 
IV. Make-up Features
F: Petroleum jelly filling
L: Aluminium sheath
LD: Aluminium strip
(ST): Metal foil screen
(K): Copper strip screen
C: Copper strip screen
(Z): Steel wire braid
W: Corrugated steel sheath
M: Lead sheath
MZ: Special lead sheath
b: Amouring
c: Jute sheath + ground
E: Ground layer + strip
(L): Aluminum tape
 
 
V. Sheath material
Y: PVC
2Y: Polyethylene
02Y: Cellular PE
5Y: PTFE
6Y: FEP
7Y: ETFE
P: Paper
 
VI. Number of Cores
- No. Of stranding elements
 
VII. Stranding Elements
1: Single core
2: Pair
 
VIII. Conductor Diameter
im mm
 
IX. Stranding Elements
F: Star-quad (railway)
St: Star-quad (phantom)
Stl: Star-quad (trunkl cable)
Stlll: Star-quad (local cable)
FT: Star-quad for TF
S: Signal cable (railway)
PIMF: Screened pair
 
X. Type of Stranding
Lg: Layer stranding
Bd: Quat stranding