Belden

77905ELW - KNX, 1PR 0.8mm Sol BC, LSZH ins, OS, LSZH Jkt, Cca

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77905ELW
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Description

KNX, 1 Pair, 0.8 mm cond diameter, Bare Copper - Solid, LSZH insulation, Overall Beldfoil® shielding, LSZH / FRNC jacket , CPR Cca

Specifications

Specifications

Product Overview

Suitable ApplicationsKNX, EIB cable for building management

Physical Characteristics (Overall)

Conductor

StrandingMaterialNominal DiameterNo. of Pairs
SolidBC - Bare Copper0.8 mm1
Conductor Count2

Insulation

MaterialNominal DiameterDiameter +/- ToleranceNominal Wall Thickness
LSZH - Low Smoke Zero Halogen (Flame Retardant)1.8 mm0.05 mm0.5 mm

Color Chart

NumberColor
Pair 1Red & Blue

Outer Shield

TypeMaterial Trade NameCoverage [%]Thickness of FoilDrainwire MaterialDrainwire Diameter
TapeBeldfoil®100%9 µmTC - Tinned Copper0.4 mm

Outer Jacket

MaterialNominal DiameterNominal Wall Thickness
LSZH - Low Smoke Zero Halogen (Flame Retardant)6.60 mm1.4 mm

Construction and Dimensions

Cabling

Description
1 pair covered with a PP foam foil

Electrical Characteristics

Conductor DCR

Max. Conductor DCR
37.5 Ohm/km

Capacitance

Nom. Capacitance Conductor to Conductor
70 pF/m

Voltage

Voltage Rating [V]
300 V
Electrical Characteristics NotesTestvoltage 4 kV, 1 min

Temperature Range

Storage Temperature Range-30°C to +70°C
Operating Temperature Range-20°C To +70°C

Mechanical Characteristics

Min. Bend Radius During Installation66 mm
Min Setting Radius33 mm

Standards

CPR EuroclassCca-s1,d1,a1

Applicable Environmental and Other Programs

Environmental SpaceIndoor - Euroclass Cca

Flammability, LS0H, Toxicity Testing

IEC FlammabilityIEC 60332-1-2
IEC 60754-1 - Halogen AmountZero
IEC 60754-2 - Halogen Acid Gas Amount - Max. Conductivity2.5 µS/mm
IEC 60754-2 - Halogen Acid Gas Amount - Min. pH4.3

History

Update and RevisionRevision Number: 0.41 Revision Date: 03-14-2023
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