This three-conductor screened instrumentation and audio cable features tinned copper conductors, an overall aluminium-polyester foil shield, and an integral drain wire, engineered for low-noise analogue signal and audio transmission in industrial and commercial installations.
Type: Multi-Conductor Overall Screened Beldfoil Shielded Instrumentation and Audio Control Cable
Length: Supplied in standard continuous spools, typically 100 ft, 500 ft, and 1000 ft reels
Colour: Chrome Grey Outer PVC Sheath with Black, Red, and White Core Conductors plus a bare tinned copper Drain Wire
Function: Delivers low-voltage analogue signals, sensor loops, line-level audio, and industrial instrumentation data while providing comprehensive protection against electromagnetic and radio frequency interference
Design: Three stranded tinned copper conductors, polypropylene or polyethene core insulation, overall 100 per cent coverage Beldfoil aluminium-polyester foil shield, 20 AWG stranded tinned copper drain wire, and a flexible PVC outer jacket
Connector size: 3-core cable with 20 AWG nominal conductor sizing, approx 0.50 mm² to 0.52 mm² conductor area, 7x28 stranding; nominal outer diameter 5.54 mm; voltage rating 300V RMS
Ends: Cut ends ready for outer jacket stripping, drain wire grounding or pig-tailing, and termination to terminal blocks, screw connections, solder cups, or circular connector crimp pins
Protection: 100 percent foil shield coverage for complete electrostatic and RF noise suppression, flame retardant to UL 1685 and UL VW-1, rated for operating temperatures from -20°C to +60°C UL or -20°C to +80°C
Application: Commercial sound systems, analogue sensor wiring, process control loops, building management automation, instrumentation telemetry, and industrial electronic panel interconnects
- Manufacturer: Belden
