FZLSI are silicone ignition cables.
Conductor
Copper conductor, tinned.
Isolation
Silicone SIR-126.
Network
Glas fibre.
Sheath
SIR-128.
Standards
- Bosch 5 956 56. ...
Special characteristics
Test voltage: 25 kV
Ignition voltage: 15 - 20 kV
Breaking-down voltage: min. 35 kV