Polythene Insulated Jelly Filled cables (PIJF) also known as Jelly Filled Telephone Cables (JFTC) are used as feeder and distribution cables for connection between exchanges and subscribers. The range offered is from single pair to 4800 pairs. These cables can be laid in ducts or directly buried. Jelly Filled Cables manufactured at Paramount conform to standard specifications like DOT specification no. GICUG-01102 FEB'96, BS 3573, IEC708-1, CW 1128A, IRS-TCI41 . Entire range of JFTC is type approved by Department of Telecommunications (DOT), Govt. of India.

Construction

Configuration:
Twisted Pairs/Star quads.
Conductor
Solid annealed bare copper wire of 0.4, 0.5, 0.63 or 0.9mm. Other sizes can be supplied on request.
Insulation
Solid MDPE/HDPE fully color coded. Foam skin insulation provided on request.
Cable Assembly
In units of 10/20 pairs upto 100 pairs cable. For cables having more than 100 pairs, 5 units of 10 pairs and 20 pairs are laid up to constitute super units of 50 &100 pairs respectively.
Filling Compound
Suitable water resistant compound.
Core Wrap
One or more helical longitudinal paper or plastic tape.
Moisture Barrier & Screen
Both side plastic coated aluminum tape laid longitudinally, smooth, nominal thickness of aluminum-0.20mm. Minimum overlap 6mm, bonded to the inner surface of the polythene sheath.
Drain Wire
If required, solid tinned copper 0.5 mm.
Mechanical Protection
If required 2 Steel tapes of 0.5mm or 0.8mm thickness helically laid with maximum gap of 35%.
Sheath & Jacket
Black LDPE.