Automotive Cables Technical Information

Code Designation

1. Type of wire (German abbreviations)

FL automotive wire
FLZ automotive ignition wire

2. Conductor Materials (excluding electrolytic copper)

M materials other than E-Cu or electrical resistance alloys
W resistance wires

3. Characteristics of insulation materials

no abbreviation Normal thickness
R reduced insulation thickness
U ultra thin insulation
S lncreased insulation

4. Insulation and Sheath Materials

Germany Standard
Y soft-PVC (polyvinyl chloride)
YW soft-PVC, heat-resistant, hot-pressure resistant
4Y PA (polyamide)
6Y FEP (tetrafluoroethylene hexafluoropropylene)
7Y ETFE (ethylene tetrafluoroethylene)
11Y TPE-U (thermoplastic polyurethane elastomer)
13Y TPE-E (thermoplastic polyester elastomer)
2X XLPE (polyethylene cross-linked)
4G EVA (ethylene/vinyl acetate)
2G SiR(Silicone rubber)
Japanese Standard
A automotive Low Tension Cable
V polyvinyl Chloride Insulation
S thin Wall Insulation
SS extreme Thin Wall Insulation
XX cross linked Insulation
T twisted
E polyethylene
EB electric Bond
HEB heavy Duty Electric Bond
HD heavy Duty
C compacted
American Standard
TWP thin wall, Thermoplastic insulation low-tension cable for Accumulator
GPT thermoplastic insulation low-tension cable
TXL thin-wall low-tension cables for automobiles
GXL cross linked polyolefin insulation low-tension cables for automobiles
SXL cross linked polyolefin insulation special purpose low-tension cables for automobiles
HDT heavy Duty, Thermoplastic insulation low-tension cable for automobiles
SGT starter or Ground, General purpose thermoplastic insulated

5. Shielding

B screen (film, foil) shield
C copper wire braiding

6. Special Designs

F flat cable
Z Multi-core separable cable

7. Number of Cores and Cross Section

indication of number of cores and cross section (mm2)

Examples:

Sigle-core cables Multi-core cables
FLY1X0.5   FLRYCY9X0.08  
FL automotive cable FL automotive cable
Y PVC insulation R reduced insulation thickness
1X0.5 nominal cross-section 0.5mm2 Y PVC insulation
    C braiding of copper wires
    Y PVC sheath
    9X0.08 9 core, nominal cross-section 0.08mm2

Color Coding

Basic colour

code color
Bu Blue
Bn Brown
Ye Yellow
Gn Green
Gy Grey
Nt Nature
Rd Red
Bk Black
Pu Violet
Wh White

Color code of wires

1. 1st colour
basic colour (Colors according to DIN 47002 and DIN IEC 304).

2. 2nd colour
2 stripes on opposite sides
width of stripe: min. 14% of circumference both stripes together max. 35%, Minimum width of one stripe 7%).

3. 3nd colour
rings 3 mm wide (+/-1mm) halfs max. 1 mm displaced distance between rings: 6 to 20 mm

Conductor Specifications

Bare Copper

Copper wire Cu-ETP1 according to DIN EN 13602
Melting point copper 1083 °C
Conductivity at 20 °C 58,5m/(Ωmm2)
Density 8,925 kg/dm3
Advantages low priced

Tin Plated Copper

Copper wire Cu-ETP1 according to DIN EN 13602
Tin Sn 99, 90 DIN 1704
Melting point copper: 1083 °C, Tin: 232 °C
Conductivity at 20 °C 57,5 m/(Ωmm2)
Density 8,925 kg/dm3
Advantages good soldering ability
  Protection of insulation mix
  Good protection against corrosion

Insulation and Sheath Materials

Abbreviation Insulation Material Chemical description Shart symbol Acc. To DIN 76722 Classification Acc. to ISO 6722 Continuous Duty Temperature (3.000h) °C Thermal overload capacity °C/48h Cold bending Resistance °C
PVC Polyvinyl Chloride Y(YW) A/B 90/105 140 -40
PA Polyamide 4Y - 105 140 -50
XLPE Polyethylene, cross-linked 12X   125 150 -40
TPE-E Thermoplastic Polyester elastomer 13Y C 100 150 -40
TPE-U (PUR) Themoplastic polyether polyurethane 11Y C 125 150 -50
PVC-P Hot-pressure resistant, heat-resistant YW   125 140 -40
EVA Ethylene-vinyl acetate 4G C 130 160 -40
ETFE Ethylen tetrafluoroethylene 7Y E 180 230 -65
FEP Tetrafluoroethylene hexafluoropropylene 6Y F 210 240 -65

 

Specific resistance at 20°C Ω×cm Shore hardness A/D Tensile strength M Pa Elongation at break % Abrasion Flame Retardant
>1012 A85-95 >10 >150 + +
>1012 D72 >40 >300 ++ -
>1014 95A >10 >200 + +
>1010 D40-78 >25 >300 ++ -
>109 A75-D54 >30 >300 ++ -
>1012 92A-97A >15 >150 + +
>1013 A80-90 >10 >200 + -
>1016 D75-80 >30 >150 ++ +(+)
>1016 D55-60 >15 >200 ++ ++

 

Resistant against
Oil Fuel BreakingFluid Acid/Lye Organicmedia
+ + - + -
++ ++ + + +
+ + - + +
++ ++ + - +
++ ++ + + +
+ + - + -
+ + + + +
++ ++ ++ ++ ++
++ ++ ++ ++ ++
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