ÖLFLEX® EB — кабель управления для искробезопасных цепей type of protection “i”
ÖLFLEX® EB is a control cable for intrinsically safe circuits, type of protection “i”. The sky blue outer sheath similar to RAL 5015 gives clear visual identification for intrinsic safety circuits and supports correct separation from ordinary control wiring.
The cable is based on EN 50525-2-51, uses fine-wire bare copper conductors, PVC insulation LAPP P8/1, black numbered cores according to VDE 0293-334 and a PVC outer sheath in sky blue. It is UV and weather-resistant according to ISO 4892-2 and suitable for outdoor applications.
1. Product positioning: sky-blue control cable for intrinsic safety
ÖLFLEX EB should be positioned as a specialized control cable for intrinsically safe circuits. Its strongest identifying feature is the sky blue PVC outer sheath similar to RAL 5015, which supports clear visual assignment of circuits used in type of protection “i” areas.
Recommended catalog description: ÖLFLEX EB is a control cable for intrinsically safe circuits according to IEC 60079-14 / EN 60079-14 / VDE 0165-1. It has fine-wire bare copper conductors, PVC insulation LAPP P8/1, black numbered cores, layered core twisting and a sky blue PVC outer sheath similar to RAL 5015. The cable is UV/weather-resistant according to ISO 4892-2 and suitable for outdoor applications.
2. CAD-style engineering section drawing
This vertical engineering illustration shows the EB construction: black numbered PVC-insulated cores, layered twisting and sky blue PVC outer sheath for visual identification of intrinsically safe circuits. G versions include a GN-YE protective conductor; X versions are supplied without protective conductor.
| Pos. | Element | Material / specification |
|---|---|---|
| 1 | Sky blue outer sheath | PVC outer sheath, sky blue, similar to RAL 5015; UV/weather-resistant according to ISO 4892-2 |
| 2 | Visual intrinsic-safety identity | Sky blue cable color supports clear assignment to intrinsically safe circuits, type of protection “i” |
| 3 | Layered core lay-up | Cores twisted in layers for flexible control-cable geometry |
| 4 | Black numbered cores | PVC insulation LAPP P8/1; black with white numbers according to VDE 0293-334 |
| 5 | Optional protective conductor | G versions include GN-YE protective conductor; X versions are without GN-YE |
| 6 | Fine-wire conductor | Bare copper wires, class 5 according to VDE 0295 / IEC 60228 |
3. Product make-up
4. Technical data
| Parameter | Value |
|---|---|
| Product type | Control cable for intrinsically safe circuits |
| Application standard | IEC 60079-14:2013 / EN 60079-14:2014 / VDE 0165-1:2014, section 16.2.2 |
| Type of protection | “i” intrinsic safety |
| ETIM 5.0/6.0 | Class-ID: EC000104; Class-Description: Control cable |
| Norm reference | Based on EN 50525-2-51 |
| Core identification | Black with white numbers according to VDE 0293-334 |
| Mutual capacitance | Core/core approx. 140 nF/km |
| Inductivity | Approx. 0.52 mH/km |
| Conductor | Fine-wire strand made of bare copper wires |
| Conductor stranding | Fine wire according to VDE 0295, class 5 / IEC 60228 class 5 |
| Core insulation | PVC insulation LAPP P8/1 |
| Core lay-up | Cores twisted in layers |
| Outer sheath | PVC, sky blue, similar to RAL 5015 |
| Outdoor resistance | UV and weather-resistant according to ISO 4892-2 |
| Nominal voltage | U0/U 300/500 V |
| Test voltage | Core/core: 3000 V |
| Minimum bending radius | Occasional flexing: 15 x outer diameter; fixed installation: 4 x outer diameter |
| Temperature range | Occasional flexing: -5 °C to +70 °C; fixed installation: -40 °C to +80 °C |
| Flame-retardant | According to IEC 60332-1-2 |
| Protective conductor | X = without protective conductor; G = with GN-YE protective conductor |
5. Application range
Intrinsically safe circuits
Main application: intrinsically safe circuits with type of protection “i” according to IEC 60079-14 / EN 60079-14 / VDE 0165-1.
Outdoor installations
The cable is suitable for outdoor applications because the sky blue sheath is UV and weather-resistant according to ISO 4892-2.
Process automation
Useful for control and signal circuits in process areas where intrinsic safety identification is required.
Plant engineering
Suitable for plant wiring where space-saving control cables and clear circuit identification are required.
Measurement circuits
The listed mutual capacitance and inductivity values support technical assessment for control and measurement wiring.
Sky-blue circuit separation
The RAL 5015-like outer sheath helps separate intrinsic safety circuits from standard wiring in cable routes.
6. Product range from the provided data
| Article number | Number of cores and mm² per conductor | Outer diameter [mm] | Copper index [kg/km] | Weight [kg/km] | Version |
|---|---|---|---|---|---|
| 0012420 | 2 X 0.75 | 5.4 | 14.7 | 50 | Without GN/YE |
| 0012421 | 3 X 0.75 | 5.7 | 22.1 | 60 | Without GN/YE |
| 0012430 | 4 X 0.75 | 6.2 | 29.4 | 81 | Without GN/YE |
| 0012422 | 5 X 0.75 | 6.7 | 36.8 | 88 | Without GN/YE |
| 0012423 | 7 X 0.75 | 7.3 | 51.5 | 115 | Without GN/YE |
| 0012425 | 12 X 0.75 | 9.9 | 88.2 | 185 | Without GN/YE |
| 0012427 | 18 X 0.75 | 11.7 | 132.3 | 282 | Without GN/YE |
| 0012429 | 25 X 0.75 | 13.8 | 183.8 | 393 | Without GN/YE |
| 0012440 | 2 X 1.0 | 5.7 | 19.7 | 57 | Without GN/YE |
| 0012441 | 3 X 1.0 | 6.0 | 29.6 | 73 | Without GN/YE |
| 0012443 | 5 X 1.0 | 7.1 | 49.4 | 105 | Without GN/YE |
| 0012444 | 7 X 1.0 | 8.0 | 69.1 | 138 | Without GN/YE |
| 0012446 | 12 X 1.0 | 10.5 | 118.4 | 231 | Without GN/YE |
| 0012448 | 18 X 1.0 | 12.7 | 177.7 | 331 | Without GN/YE |
| 0012401 | 2 X 1.5 | 6.3 | 29 | 80 | Without GN/YE |
| 0012402 | 3 X 1.5 | 6.7 | 43 | 105 | Without GN/YE |
| 0012403 | 4 X 1.5 | 7.2 | 58 | 125 | Without GN/YE |
| 0012404 | 5 X 1.5 | 8.1 | 72 | 139 | Without GN/YE |
| 0012501 | 3 G 1.5 | 6.7 | 43 | 105 | With GN/YE |
| 0012502 | 4 G 1.5 | 7.2 | 58 | 125 | With GN/YE |
| 0012503 | 5 G 1.5 | 8.1 | 72 | 139 | With GN/YE |
| 0012504 | 7 G 1.5 | 8.9 | 101 | 180 | With GN/YE |
| 0012505 | 12 G 1.5 | 12.0 | 173 | 339 | With GN/YE |
| 0012506 | 18 G 1.5 | 14.4 | 259 | 513 | With GN/YE |
| 0012507 | 25 G 1.5 | 16.9 | 360 | 698 | With GN/YE |
Unless specified otherwise, the shown product values are nominal values. Detailed values, such as tolerances, are available upon request. Copper price basis: EUR 150/100 kg. Standard packaging size is coil ≤ 30 kg or ≤ 250 m, otherwise drum. The preferred type of packaging can be specified, for example 1 × 500 m drum or 5 × 100 m coils.
7. Selection guide
| Selection criterion | Recommended check | Engineering meaning |
|---|---|---|
| Intrinsic safety requirement | Confirm whether the circuit is an intrinsically safe type “i” circuit | ÖLFLEX EB is intended for intrinsically safe circuits according to IEC 60079-14 / EN 60079-14 / VDE 0165-1. |
| Color identification | Check whether sky blue circuit identification is required | The sky blue sheath similar to RAL 5015 helps identify EB circuits during installation and maintenance. |
| Outdoor exposure | Check whether the cable route is exposed to sunlight or weather | The cable is UV and weather-resistant according to ISO 4892-2. |
| Protective conductor | Choose X or G version | X is without protective conductor; G includes GN-YE protective conductor. |
| Electrical parameters | Review capacitance and inductivity for circuit assessment | The data lists mutual capacitance approx. 140 nF/km and inductivity approx. 0.52 mH/km. |
| Bending condition | Use 15 x D for occasional flexing and 4 x D for fixed installation | Correct bending radius protects the conductor and sheath geometry. |
8. Detailed feature interpretation
| Feature | Technical function | Practical benefit | Catalog wording |
|---|---|---|---|
| Sky blue sheath | Provides visual identification for intrinsic safety wiring | Easier separation from ordinary control cables | Outer sheath: PVC, sky blue similar to RAL 5015 |
| Type “i” application | Defines the intended use in intrinsically safe circuits | Supports correct product selection for intrinsic safety areas | For use within intrinsically safe circuits – type of protection “i” |
| UV/weather resistance | Protects the cable sheath outdoors | Suitable for outdoor applications | UV and weather-resistant according to ISO 4892-2 |
| Mutual capacitance | Electrical cable parameter for circuit assessment | Useful for intrinsic safety design review | Core/core approx. 140 nF/km |
| Inductivity | Electrical cable parameter for loop assessment | Useful for intrinsic safety design review | Approx. 0.52 mH/km |
| Numbered cores | Supports circuit assignment and troubleshooting | Faster installation and clearer maintenance | Black with white numbers according to VDE 0293-334 |
9. SEO keyword matrix
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10. FAQ
What is ÖLFLEX EB used for?
It is used for intrinsically safe circuits, type of protection “i”, according to IEC 60079-14 / EN 60079-14 / VDE 0165-1.
Why is the sheath sky blue?
The sky blue sheath similar to RAL 5015 provides clear visual identification for intrinsically safe circuits.
Is ÖLFLEX EB suitable for outdoor use?
Yes. It is suitable for outdoor applications and is UV and weather-resistant according to ISO 4892-2.
What are the key electrical parameters?
Mutual capacitance is core/core approx. 140 nF/km and inductivity is approx. 0.52 mH/km.
What is the test voltage?
The test voltage is core/core 3000 V.
What is the difference between X and G versions?
X versions are without protective conductor. G versions include a GN-YE protective conductor.
