Product Hierarchy
Product Hierarchy

4I20ULV - Security & Sound, 2 Conductor 0.5mm2 BC, LSZH, B2ca


Security & Commercial Audio Cable, 2-0.5mm2 solid bare copper conductors with Low Smoke Zero Halogen insulation, LSZH jacket with ripcord, CPR B2ca

Life Cycle Status: Capability

Product Overview

Suitable Applications: Intercom/PA Systems, Sound/Audio Systems, Control Systems

Physical Characteristics (Overall)

Conductor
StrandingMaterialNominal DiameterNo. of Pairs
7x28BC - Bare Copper0.96 mm1
Conductor Count: 2
Total Number of Pairs: 1
Insulation
MaterialNominal DiameterDiameter +/- ToleranceNominal Wall Thickness
LSZH - Low Smoke Zero Halogen (Flame Retardant)1.40 mm0.05 mm0.3 mm
Outer Shield
Material
No Shield
Outer Jacket
MaterialNominal DiameterNominal Wall ThicknessRipcord
LSZH - Low Smoke Zero Halogen (Flame Retardant)4.6 mm0.9 mmYes

Electrical Characteristics

Conductor DCR
Nominal Conductor DCR
36 Ohm/km
Capacitance
Nom. Capacitance Conductor to Conductor
80 pF/m
Current
Element
Conductor(s)
Voltage
Voltage Rating [V]
300 V

Temperature Range

Storage Temperature Range: -30°C to +70°C

Mechanical Characteristics

Max. Pull Tension: 50 N
Min. Bend Radius During Installation: 46 mm
Min Setting Radius: 23 mm

Standards

CPR Euroclass: B2ca-s1,d1,a1

Applicable Environmental and Other Programs

Environmental Space: Indoor - Euroclass B2ca

Flammability, LS0H, Toxicity Testing

IEC Flammability: IEC 60332-1-2
IEC 60754-2 - Halogen Acid Gas Amount - Max. Conductivity: 2.5 µS/mm
IEC 60754-2 - Halogen Acid Gas Amount - Min. pH: 4.3
IEC 61034-2 - Smoke Density Min. Transmittance: 60%

Product Notes

Notes: This is a preliminary Technical Design Specification (TDS) which is subject to modification throughout the prototyping phase. The minimum business quantity to offer is 12km for the first order. This product will have Grey as standard color and 305mt or 500mt as standard put-ups. Additional options for colors and put-ups are available on special request. The estimated production lead time for the first order will be similar to the production lead time of 4300ULW plus extra 6-7 weeks. Please liaise with your Belden representative for confirmation.

History

Update and Revision: Revision Number: 0.6 Revision Date: 06-19-2025
Date: 2013-10-01
PDF_913604.pdf
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