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Datasheet generated 2026-10-07
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chainflex® servo cable CF21-UL PVC (CF21.07.05.02.01.UL)

igus · Safety & Detection · Tools · Germany · igus.com
Part Number
CF21.07.05.02.01.UL  ·  HS 8544.49
chainflex® servo cable CF21-UL PVC (CF21.07.05.02.01.UL)

chainflex® servo cable CF21-UL PVC

Technical Specifications

Manufacturer part number (MPN)CF21.07.05.02.01.UL
BrandIGUS
CategoryTools
Number of cores and conductor nominal cross-section(4G0.75+(2x0.5)C)C
Protective conductorwith green-yellow earth core
Copper index kg/km76 kg/km
Core group 1 core structure4G0.75
Core group 2 core structure(2x0.5)C)C
Shipping weight (kg or kg/m)0.159
Outer diameter (d) max. mm11 mm
Weight per km159 kg/km
Min. bend radius, e-chain (factor)7.5 x d
Min. bend radius, e-chain82.5 mm
Min. bend radius, flexible (factor)6 x d
Min. bend radius, flexible66 mm
Min. bend radius, fixed (factor)4 x d
Min. bend radius, fixed44 mm
Temperature e-chain®+5°C up to +70°C
Temperature, flexible-5°C to +70°C (according to DIN EN 60811-504)
Temperature, fixed-15°C to +70°C (according to DIN EN 50305)
v max. unsupported (speed)10 m/s
v max. gliding (speed)5 m/s
a max. (acceleration)80 m/s²
travel lengthUnsupported travel distances and up to 100 m for gliding applications
torsionNo Torsion
ConductorStranded conductor in an especially bend-resistant version consisting of bare copper wires (according to DIN EN 60228).
Core insulationMechanically high-quality, especially low-capacity XLPE mixture.
Core strandingPower cores with control pair elements wound with elements for high-tensile stresses.
Inner jacketPVC mixture adapted to suit the requirements in e-chains®.
Overall shieldExtremely flexible braiding made of tinned copper wires. Coverage linear approx. 70%, optical approx. 90%
Element shieldExtremely bend-resistant braiding made of tinned copper wires.
Outer jacketLow-adhesion PVC mixture, adapted to suit the requirements in e-chains® (according to DIN EN 50363-4-1).
Outer jacket colourMoss green (comparable to RAL 6005)
CFRIP®Strip cables faster: a tear strip is moulded into the inner jacket
Nominal voltage600/1,000V (according to DIN VDE 0298-3)
Test voltage4000V (according to DIN EN 50395)
UV resistanceMedium
Oil resistanceOil-resistant (according to DIN EN 50363-4-1), Class 2
Silicone-freeFree from silicone which can affect paint adhesion (according to PV 3.10.7 – status 1992)
EACCertificate No. RU C-DE.ME77.B.00863/20
REACHIn accordance with Regulation (EC) No. 1907/2006 (REACH)
Lead-freeAccording to 2011/65/EU (RoHs-II/RoHS-III)
CleanroomAccording to ISO Class 2 The outer jacket material of this series complies with CF5.10.07 - tested by IPA according to standard DIN EN ISO 14644-1
CEAccording to 2014/35/EU
UL/CSA AWMStyle 30052 und 20886, 1000V, 90°C
UL verifiedCertificate no
V293650"The igus 4-year chainflex cable guarantee and service life calculator based on 2 billion test cycles per year“
Flame-retardantAccording to IEC 60332-1-2, Cable Flame, VW-1, FT1, FT2/Horizontal Flame
NFPAAccording to NFPA 79-2018, chapter 12.9
UKCAIn accordance with the valid regulations of the United Kingdom (as of 08/2021)

Properties

MOQ1

Cross-References