H07RN-F Heavy Duty Rubber Flexible Cable | For Connecting Machines & Industrial Equipment
H07RN-F Heavy Duty Rubber Flexible Cable | For Connecting Machines & Industrial Equipment
Product Overview
The H07RN-F is a heavy-duty rubber flexible cable specifically designed for connecting industrial machinery, power tools, and mobile equipment in demanding environments . Known as the industry standard for rugged connectivity, this cable combines fine-stranded copper conductors with durable rubber insulation and sheath, delivering exceptional flexibility, mechanical strength, and resistance to oil, weather, and mechanical stress .
The "H07RN-F" designation provides key information at a glance:
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H – Harmonized type (European standard)
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07 – 450/750V rated voltage
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R – Natural/EPDM rubber insulation
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N – Polychloroprene (neoprene) rubber sheath
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F – Fine-stranded copper conductor (Class 5 for flexibility)
Key Applications
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Connecting industrial machinery and production equipment
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Power supply for portable tools and mobile units
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Temporary power distribution on construction sites
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Agricultural equipment and farm machinery
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Marine and offshore applications (water-resistant)
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Wind turbine cable connections
Construction Details – Layer by Layer
The H07RN-F cable features a robust construction designed for long service life in demanding machine connection applications:
1. Conductor
- Material: Bare copper, Class 5 (fine-stranded) per IEC 60228
- Properties: Exceptionally flexible, low electrical resistance, excellent fatigue resistance
- Single conductor sizes: 1.0mm² up to 240mm²
2. Insulation (EPDM Rubber)
- Material: Ethylene Propylene Rubber (Type EI4)
- Properties: High dielectric strength, excellent thermal stability, resistant to aging
- Color coding:
- 2-core: Blue, Brown
- 3-core: Green/Yellow, Blue, Brown
- 4-core: Green/Yellow, Brown, Black, Grey
- 5-core: Green/Yellow, Blue, Brown, Black, Grey
- 7+ cores: Black with white numbers
3. Stranding
- Cores are stranded in layers with optimal lay lengths
- Ensures circular shape and uniform flexibility
4. Binder Tape
- Non-hygroscopic material holds cores together
- Maintains circular geometry
5. Outer Sheath (Neoprene/CR)
- Material: Chloroprene rubber (Type EM2)
- Color: Black (standard)
- Properties: Oil resistant, ozone resistant, UV resistant, abrasion resistant, flame retardant
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Voltage (U₀/U) | 450/750V |
| Test Voltage | 2,500V (core to core) |
| Number of Cores | 2, 3, 4, 5, 7, up to 37 cores |
| Conductor Cross-Sections | 1.0mm² to 240mm² (1.0, 1.5, 2.5, 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185, 240) |
| Conductor Material | Bare copper, Class 5 (fine-stranded) per IEC 60228 |
| Insulation Material | EPDM rubber (Type EI4) |
| Outer Sheath | Neoprene/CR rubber (Type EM2) – Black |
| Core Identification | Up to 5 cores: color coded; 7+ cores: black with white numbers |
| Protective Conductor | Green/Yellow core included from 3 cores (G version) |
| Maximum conductor operating temperature | +60°C (standard) / +90°C (premium versions) |
| Flexible installation (movement) | -25°C to +60°C |
| Fixed installation | -30°C to +60°C (some versions -50°C to +90°C) |
| Short-circuit temperature (max 5s) | +200°C (EPDM insulation) |
| Minimum bending radius (fixed) | 4 × overall diameter |
| Minimum bending radius (flexible) | 6 × overall diameter |
| Maximum tensile stress | 15 N/mm² during installation |
Why Choose H07RN-F for Machine Connection?
- Class 5 Flexible Copper:Extra-fine stranded conductors provide superior flexibility for frequent movement and tight bending radii.
- Rubber Insulation (EPR):Excellent electrical properties, high dielectric strength, and thermal stability.
- Rubber Sheath (Neoprene/CPE):Outstanding resistance to oil, grease, ozone, UV radiation, and weathering.
- 450/750V Rating:Suitable for both 400V three-phase and 230V single-phase machine connections.
- -25°C to +60°C (Flexible):Reliable performance in outdoor and cold storage environments.
- Flame Retardant:Self-extinguishing per IEC 60332-1-2 for enhanced fire safety.
- Water Resistant:Suitable for outdoor and damp location use.
Resistance Properties
| Property | Standard | Performance |
|---|---|---|
| Oil Resistance | EN 60811-404 | Resistant to mineral oils and lubricants |
| Ozone Resistance | EN 60811 | Excellent resistance to ozone cracking |
| UV/Weather Resistance | ISO 4892-2 | Suitable for permanent outdoor exposure |
| Flame Retardancy | IEC 60332-1-2 | Self-extinguishing |
| Water Resistance | AD8 rating | Suitable for submersion (premium versions to 100m) |
| Cold Resistance (premium) | -40°C flexible | For extreme cold environments |
Applicable Standards
The H07RN-F cable complies with the following international standards:
| Standard | Description |
|---|---|
| EN 50525-2-21 | European standard for rubber cables |
| IEC 60228 | Conductors of insulated cables (Class 5) |
| IEC 60332-1-2 | Flame retardancy |
| EN 60811-404 | Oil resistance testing |
| HAR Approval | Harmonized European standard certification |
| CE | EU conformity |
| RoHS3 | Restriction of Hazardous Substances |
| CPR Class Eca | Construction Products Regulation fire classification |
Installation Suitability
| Installation Type | Suitability |
|---|---|
| Dry indoor locations | ✅ Excellent |
| Damp/humid rooms | ✅ Yes |
| Outdoor exposed | ✅ Yes – UV and weather resistant |
| Direct sunlight | ✅ Yes – ozone and UV resistant |
| Temporary/portable applications | ✅ Yes – highly flexible |
| Fixed installation (conduit/trays) | ✅ Yes (up to 1000V in conduit) |
| Submerged/water | ✅ Premium versions to 100m |
| Hazardous areas (Zone 2) | ⚠️ Check local certification requirements |
| Direct burial | ⚠️ Not recommended without conduit |
Ordering Information
Cable designation examples:
- H07RN-F 3G1.5 – 3-core with Green/Yellow ground, 1.5mm²
- H07RN-F 4G2.5 – 4-core with Green/Yellow ground, 2.5mm²
- H07RN-F 5G6 – 5-core with Green/Yellow ground, 6mm²
- H07RN-F 7x1.5 – 7-core (numbered), no Green/Yellow core
Available Configurations
| Specification | Available Options |
|---|---|
| Number of cores | 1, 2, 3, 4, 5, 7, 12, 19, 37 |
| Cross-sections | 1.0, 1.5, 2.5, 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185, 240 mm² |
| Protective conductor | G = with Green/Yellow, x = without |
| Sheath color | Black (standard) |
| Packaging | Cut-to-length (by meter), drums, spools, reels |
| Lengths | 50m, 100m, 500m, 1000m coils; custom lengths available |
Minimum Order Quantity: Contact us for MOQ based on configuration.
Lead Time: 10–20 working days for standard configurations (subject to availability).
Premium/Halogen-Free Version Options
Several manufacturers offer enhanced versions of H07RN-F with superior performance characteristics :
| Feature | Standard H07RN-F | Premium/Halogen-Free Version |
|---|---|---|
| Conductor temperature | +60°C | +90°C |
| Flexible cold resistance | -25°C | -40°C |
| Fixed cold resistance | -30°C | -50°C |
| Halogen-free | No | Yes (LSOH) |
| Smoke density (low smoke) | No | Yes (EN 61034-2) |
| Water submersion | Limited | Up to 100m (AD8) |
| Torsion resistance (wind turbine) | No | Yes (+/-150°/m) |
Please inquire for premium version availability.
Frequently Asked Questions (FAQ)
Q: What does H07RN-F stand for?
A: H07RN-F is the harmonized European designation: H = Harmonized type, 07 = 450/750V rating, R = Natural/EPDM rubber insulation, N = Neoprene (polychloroprene) rubber sheath, F = Fine-stranded flexible conductor (Class 5) .
Q: What is the difference between H07RN-F and ordinary rubber cable?
A: H07RN-F is a harmonized standard cable with guaranteed performance characteristics (voltage rating, temperature rating, oil resistance, flame retardancy). It carries HAR approval, ensuring compliance across European markets .
Q: Can this cable be used outdoors?
A: Yes. The neoprene rubber sheath provides excellent resistance to UV radiation, ozone, weathering, and wide temperature ranges, making H07RN-F ideal for permanent outdoor installation .
Q: Is H07RN-F oil resistant?
A: Yes. The sheath material (neoprene/CR rubber) is specifically formulated for oil resistance, complying with EN 60811-404 testing .
Q: Can this cable be submerged in water?
A: Standard H07RN-F is suitable for outdoor and damp locations but not designed for continuous submersion. Premium versions (AD8 rated) are suitable for submersion up to 100 meters .
Q: Is this cable flame retardant?
A: Yes. H07RN-F complies with IEC 60332-1-2 for single vertical cable flame retardancy. It will self-extinguish when the ignition source is removed .
Q: What is the minimum bending radius for machine connection?
A: For flexible applications (connecting moving machines), the minimum bending radius is 6 × overall diameter . For fixed installations, 4 × overall diameter is acceptable .
Q: Is the cable suitable for wind turbine applications?
A: Yes, premium torsion-resistant versions are available specifically for wind turbine cable loops, rated for -40°C to +90°C with +/-150° per meter torsion
Quality Assurance
All H07RN-F cables are manufactured under strict quality control procedures:
- 100% electrical testing – Conductor resistance, insulation resistance, high voltage testing
- Raw material traceability – Full batch traceability for copper and rubber compounds
- In-process inspection – Dimensional and visual checks throughout production
- Factory certification – ISO 9001:2015 certified manufacturing facility
- HAR certification – Independent verification of harmonized standard compliance
Third-Party Inspection: We welcome independent third-party inspectors (SGS, BV, TUV, etc.) to witness manufacturing, testing, and packaging before shipment. Inspection costs are typically borne by the buyer unless otherwise negotiated.
Prysmian Group is a key manufacturer of H07RN-F cables, and their specifications are industry-recognized
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