TELEPHONE CABLES

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Telephone Cable

SGI manufactures telephone cables Which Are Polyethylene Insulated, PVC Sheathed with Solid Bare Copper Conductor used for indoor telephones, EPABX Systems, Telephone Exchanges, industrial communications systems and for indoor wiring in homes, offices for connection of telephones. These cables are generally made as per TEC Specification No G/WIR-06/02.

Superior Conductor Design

  • Available in Solid Annealed Bare Copper Conductor in two sizes 0.40 & 0.50 mm
  • High-purity copper ensures excellent conductivity and signal integrity
  • Solid conductor design for stable, reliable connections
  • Annealed copper provides optimal flexibility and durability

Flexible Configuration Options

  • Range from 1 Pair – 20 Pair configurations
  • Scalable solutions for various telecommunication needs
  • Suitable for small to large-scale installations
  • Custom pair configurations available

Advanced Insulation Technology

  • High Density Polyethylene Insulated Core
  • Superior dielectric properties for clear signal transmission
  • Moisture-resistant insulation
  • Excellent electrical performance across temperature ranges

Protective Outer Sheath

  • Outer Sheath of Lead-free FR PVC Compound
  • Environmentally friendly, lead-free construction
  • Flame-retardant (FR) properties for enhanced safety
  • Durable PVC compound resists wear and environmental damage

Enhanced Protection

  • Shielded With Polyester Tape To Protect Outer Sheathing
  • Additional layer of protection against physical damage
  • Prevents moisture ingress
  • Maintains cable integrity in demanding environments

Structural Integrity

  • Rip Cord: Nylon
  • Facilitates easy cable stripping and termination
  • Durable nylon construction
  • Simplifies installation process

Residential Applications

  • Indoor telephone wiring in homes
  • Multi-line residential telephone systems
  • Intercom systems
  • Home office telecommunications

Commercial & Office Buildings

  • Office telephone networks
  • Inter-office communication systems
  • Reception and customer service areas
  • Conference room telephone installations

EPABX Systems

  • Private Automatic Branch Exchange (PABX) installations
  • Internal extension wiring
  • Main distribution frame (MDF) connections
  • Switchboard to extension connections

Telephone Exchanges

  • Central office equipment connections
  • Distribution network wiring
  • Subscriber line connections
  • Exchange infrastructure cabling

Industrial Communications

  • Factory floor communication systems
  • Industrial telephone networks
  • Emergency communication lines
  • Production facility intercom systems

Conductor Specifications:

0.4 mm Single Solid Annealed Conductor:

  • Conductor Size: 0.4 mm
  • Construction: Single Solid Annealed Copper
  • Product Codes: SW-1701, SW-1702, SW-1703, SW-1704, SW-1705, SW-1706, SW-1707
  • Pair Configuration: 2, 3, 5, 7, 10, 20 Pair options available

Approximate Outer Diameter (in mm):

  • 2 Pair: 2.6 mm
  • 3 Pair: 3.1 mm
  • 5 Pair: 3.5 mm
  • 7 Pair: 3.9 mm
  • 10 Pair: 4.3 mm
  • 20 Pair: 6.2 mm
  • Single Pair: 8.4 mm

Electrical Properties (0.4 mm):

  • Conductor Resistance (max): 183.0 ohm/km at 20°C
  • Mutual Capacitance (max): 50 nF/km at 800 Hz
  • Insulation Resistance (min): 10,000 MΩ/km at 20°C
  • Capacitance Unbalance (max): 250 pF/km at 800 Hz

0.5 mm Single Solid Annealed Conductor:

  • Conductor Size: 0.5 mm
  • Construction: Single Solid Annealed Copper Conductor
  • Product Codes: SW-1721, SW-1722, SW-1723, SW-1724, SW-1725, SW-1726, SW-1727
  • Pair Configuration: 2, 3, 5, 7, 10, 20 Pair options available

Electrical Properties (0.5 mm):

  • Conductor Resistance (max): 92.2 ohm/km at 20°C
  • Mutual Capacitance (max): 50 nF/km at 800 Hz
  • Insulation Resistance (min): 10,000 MΩ/km at 20°C
  • Capacitance Unbalance (max): 250 pF/km at 800 Hz

Standard Specifications:

  • Standard Colours: Outer Sheath – Grey
  • Other Colours available on request
  • Standard Length: 90 Mtrs / 180 mtrs Packing duly Wrapped
  • Custom lengths available upon request

Compliance:

  • Manufactured as per TEC Specification No G/WIR-06/02
  • Lead-free construction for environmental compliance
  • Flame-retardant (FR) properties meet safety standards

Telephone Cable

Description Images Approx Outer Diameter (in mm) Conductor Resistance (max.) Ohms/km. at 20 °C Mutual Capaci-tance (Max.) nf/km. Insulation Resistance in Air (min.). M.Ohms/km. Capacitance Unbalance Pair to Pair (Max.) pf/m.
1 Pair 2 Pair 3 Pair 4 Pair 5 Pair 10 Pair 20 Pair
0.4 mm Single Solid Copper Conductor Product Code Telephone Cable 2.4 3.1 3.5 3.9 4.3 6.2 8.4 143.0 50 10,000 250
SW-1 701 SW-1 702 SW-1 703 SW-1 704 SW- 1705 SW-1 706 SW-1 707
0.5 mm Single Solid Copper Conductor Product Code Telephone Cable 3.1 3.9 4.2 5.1 5.6 8.2 10.5 92.2 50 10,000 250
SW-1 721 SW-1 722 SW-1 723 SW-1 724 SW- 1725 SW-1 726 SW-1 727