Indoor Telephone Cable

DESCRIPTION

These are PVC insulated & sheathed pair cables suitable for low frequency application

APPLICATION

Ideally suited as a general cable for low frequency application in inforcom exchange

Bay to Bay wiring

Equipment to MDF

Subscriber office in large building.

FEATURES

Availability of standard conductor sizes of 0.4 mm, 0.5 mm & 0.6 mm diameter

Availability in 1 – 100 pairs

Meets the Flammability test requirement as per IEC 332 (Part-I)
 

CONSTRUCTION

Conductor -Each conductor consists of Solid Annealed Tinned copper wire.

Insulation -Each conductor is insulated with PVC or any other suitable thermoplastic.

Core Wrapping - The filled cable core is wrapped with at least one helical or longitudinal polyester tape.

Screening - Metallic tape with ATC drain wire

Sheathing - The cable core is sheathed with Flame retardant PVC compound (FRLS on request).

 

CABLE CROSS - SECTION


 

Technical Details

Conductor Diameter

Conductor Resistance at 20ºC

0.40 mm
0.50 mm
0.63 mm 		143.0 Ohm/Km (Max.)
92.2 Ohm/Km (Max.)
64.0 Ohm/Km (Max.)
Capacitance Unbalance
Pair to Pair
230 pF/km (max)
Insulation resistance : 50 mega Ohm/Km (min.)at 50 oC

Dielectric strength for 1 Minute : 3 KV DC