Automotive Cables – Symbol Keys

Here you will find information about typical labeling of automotive cables with explanatory notes to the letter symbol keys.

FL	U7Y	B	11Y	2x0.5-sn	+ 0.5-sn
1.	2.	3.	4.	5.	6.
Automotive cable, low voltage	Ultra reduced isolation thickness ETFE-isolation	Foil shield	Outer sheath PUR	Two wires at Ø 0.5 mm², copper tinned	Drain wire Ø 0.5 mm², copper tinned

1. Type of Cable
FL	Automotive cable, low voltage
FZL	Automotive cable, high voltage
2. Used Isolating and Coating Materials
Y	PVC (Polyvinylchloride)
3. Type of Isolation
B	Foil shield with drain wire
D	Copper, single wire assignment
C	Copper, braided shield
4. Non Extruded Coatings
G	Fibreglass braid
T	Textile braid
5. Special Construction Features
R	Reduced thickness of isolation acc. DIN ISO 6722, part 4
U	Ultra reduced thickness of isolation
S	Thickness of isolation greater than acc. DIN ISO 6722, part 3
F	Flat cable, not separable
Z	Multicore cable, separable
M	Other conductor materials as copper and resistor
W	Resistor
6. Number of Wires and Cross Section
0.5	Conductor cross section of 0.5 mm²
0.5sn	Conductor cross section of 0.5 mm², tinned
3x0.5	Three wires with a conductor cross section of 0.5 mm²
W/km	On resistance conductors values in Ω/km