| UV resistant |
The cable has to be UV-resistant according to IEC 60068-2-5 |
| Mechanical properties |
Mechanical properties of insulation and sheathing compound:
The cable has to fulfil relevant tensile and elongation tests according to IEC60811-1-1, clause 9
|
| Oil resistant |
The cable has to be oil resistant. Test according to EN60811-2-1 (based on to IEC60811-2-1)
Standard test oil ASTM No. 2 24h at 100°C
Max tensile strength variation: +/- 40% (HD22.10, attachment A)
Max change of elongation at break: +/- 40% (HD22.10, attachment A)
Additional the cable has to be resistant to the used gear-and hydraulic oil.
Gear oil: Tribol 1710/320 150 days at 100°C
Hydraulic oil: Mobil DTE 13 M, Shell Tellus Arctic 32, Castrol AWH-M 32 140 days at 100°C
Max tensile strength variation: - 50%
Max change of elongation at break: - 50%
Thermal endurance graph (Arrhenius) and life expectancy of sheath material acc. to ISO2578
Gear oil: 18 years at 65°C (more than 25 years at 20°C)
Hydraulic oil: 24 years at 65°C (more than 25 years at 20°C)
|
| Ozone resistant |
The cable has to be ozone resistant. Test according to EN60811-2-1, clause 8 (or HD22.2 S3, clause 7.3) |
| Flame retardant |
The cable has to be flame retardant and self extinguish. Behavior on fire according to EN50265-2-1 (based on to IEC60332-1) |
| Low emission of smoke |
The cable has to have low emission of smoke. Smoke visibility according to EN50268 (based on IEC61034)
Level for smoke visibility is >35%
|
| Halogen free |
Halogen free - Low emission of corrosive gases (acidic gases):
The cable has to be halogen free, have low emission of corrosive gases and acid.
Halogen free – without Chlorine, Fluorine and Bromine
Corrosive gases and acid content according to HD22.13 and EN50267-1 and EN50267-2 (based on IEC60754)
Gases from burned cables have a conductivity < 10µS/mm and pH > 4.3
|
| Mechanical stress |
Vibrations continuously affect the cables.
Bending radius:
- Moving application 10 x diameter
- Fixed application 5 x diameter
Permissible pulling force > 15 N/mm2
|
| Temperature range |
- Operation: -25°C to +100°C.
- Standstill: -45°C to +100°C.
|
| Electrical data |
Impedance at 1MHz: 120 Ohm +/-15%
Conductor resistance, max.: 98.0 Ohm/km @20°C
Capacitance at 800Hz, nominal: 41nF/km
Insulation resistance, min.: 1 GOhmxkm (20°C and 500V)
Test voltage (AC, 1 min) 1.2kV (core/core and core/screen)
|
| Life time |
The lifetime has to be 25 years based on the positive results on mechanical stress test |
