H05RR-F Light Duty Flexible Rubber Cable EN 50525-2-21

Taitong Cable, a trusted manufacturer and supplier based in China, provides H05RR-F light duty flexible rubber cable (Chinese version: YZ), the European harmonised type equivalent to IEC 60245 IEC 53. Built to EN 50525-2-21, this 300/500V flxible rubber cable adopts Class 5 stranded flexible copper conductor, EI4 EPR rubber insulation and EM3 EPR rubber sheath, with a maximum continuous operating temperature of 60°C and flame retardant performance to IEC 60332-1-2. Designed for low mechanical stress, H05RR-F fits indoor portable appliances and light hand tools, ideal for appliance makers, electrical wholesalers and equipment customers across European Union countries sourcing reliable EN standard rubber cables for European projects.

Designation Explanation of H05RR-F 

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H：Harmonised cable

05：Rated voltage 300/500 V

First R：Rubber insulation (EI4 EPR)

Second R：Rubber sheath (EM3 EPR)

F：Fine stranded flexible Class 5 copper conductor

Construction of H05RR-F 

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Conductor: Class 5 stranded flexible copper, excellent flexibility for repeated light movement

Insulation: EI4 EPR rubber compound, good dielectric property, max temperature 60°C

Sheath: EM3 EPR rubber compound, flexible, non-oil resistant, moderate abrasion resistance

Core identification: Colour coding in accordance with HD 308 S2 (VDE 0293-308), clear for quick wiring and installation

Reference Standards of H05RR-F 

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EN 50525-1: General requirements for low-voltage cables

EN 50525-2-21: Primary standard for H05RR-F

EN 60228: Class 5 copper conductor

EN 50363-2-1: EPR rubber compounds (EI4, EM3)

IEC 60245-4: Reference equivalent to 60245 IEC 53 (not identical)

HD 308 S2: Core colour / insulation identification

EN 60332-1-2: Single vertical flame retardant test

VDE 0282-4: VDE specification for EPR insulated flexible rubber cables (H05RR-F / H05RN-F)

Common Applications of H05RR-F Light Duty Flexible Rubber Cable 

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1, Household and Kitchen Appliances: H05RR-F is suitable for powering vacuum cleaners, irons, soldering stations, toasters, food processors, cooking ranges and laundry washers.

2, Office Equipment: H05RR-F is used for portable office devices, cooling fans, desktop units and audio radios.

3, Lightweight Tools: H05RR-F provides power for small workshop equipment and portable light‑duty electric tools under low mechanical stress.

4, Fixed and Interior Installations: H05RR-F is laid inside furniture, decorative casings, hollow partition walls and prefabricated building components.

5, Portable Extension Leads: H05RR-F is applied as flexible power cords or trailing cables that undergo frequent bending and winding.

Key Limitations of H05RR-F Rubber Cable EN 50525-2-21

1, Outdoor Use: Not advised for permanent or prolonged outdoor deployment; H05RR-F cable's standard rubber sheath does not offer robust UV and weather protection.

2, Industrial Duty: H05RR-F cable is not fit for heavy industrial facilities, farm machinery or high‑stress mechanical conditions. Choose H07RN‑F or neoprene‑sheathed H05RN‑F for such demanding scenarios.

Core Colour Codeof H05RR-F (per HD 308 S2 / VDE 0293-308) 

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2 cores (2×): Brown, Blue

3 cores (3G): Green/Yellow, Brown, Blue

3 cores (3×): Brown, Black, Grey

4 cores (4G): Green/Yellow, Brown, Black, Grey

4 cores (4×): Blue, Brown, Black, Grey

5 cores (5G): Green/Yellow, Brown, Black, Grey, Blue

Abbreviation note: G = with green-yellow protective earth conductor; X = no protective earth conductor

ELectric Parameters of H05RR-F light duty flexible rubber cable 

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Rated voltage (U₀/U): 300/500 V AC

Maximum permitted system voltage: 318/550 V AC; 413/825 V DC

Power frequency withstand test: 2000 V AC, 5 min, no breakdown

Minimum bending radius:

   Fixed use: ≤12mm OD: 6×OD; >12mm OD: 8×OD

   Mobile use: ≤12mm OD: 8×OD; >12mm OD: 10×OD

Insulation resistance constant (EI4 EPR): 21 MΩ·km @20°C

Min finished cable insulation resistance: ≥5 MΩ·km @20°C

Operating temperature: Max +60°C conductor; -25°C (flexing), -40°C (fixed installation)

Max. short circuit temperature: +200° C.

Operating frequency: 50 / 60 Hz, low-frequency AC supply

Min. bending radius: Fixed: ≤12mm OD=3D, >12mm OD=4D; Free movement: ≤12mm OD=4D, >12mm OD=6D

Note: Performance guaranteed within specified temperature range, tested per EN 50525 series.

Frequently Compared Cables for H05RR-F 

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How do customers select the right cable type among these rubber cables? 

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Customers shall determine the cable based on rated voltage, standard requirement, application environment (indoor/outdoor, oil, weather, water), mechanical flexing demand, certification requirement and project specification as key points.

H05RR-F — The cheapest light rubber option, non-oil-resistant, indoor only.

H05RN-F — The same voltage as H05RR-F but PCP sheath gives oil and weather resistance.

H07RN-F — A heavy-duty rubber cable, higher voltage, for tough outdoor, industrial and submerged pump use.

H03VV-F — PVC alternative, lighter and cheaper, 70 °C, not rubber.

YZ/YZW — The Chinese (GB/T 5013.4) equivalent; YZW is the oil-resistant version (chloroprene sheath/PCP).

Comparison H05RR-F vs 60245 IEC 53 

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Q1: Is H05RR-F rubber cable equal to 60245 IEC 53?

A1: They are similar in construction and voltage rating, but not identical and not automatically interchangeable. H05RR-F follows EN 50525-2-21 (European harmonised standard), while 60245 IEC 53 is the IEC international rubber cable standard.

Q2: What is the rated voltage of H05RR-F and 60245 IEC 53?

A2: Both of the two rubber cables are rated 300/500 V.

Q3: Do H05RR-F and 60245 IEC 53 use the same materials?

A3: Yes. Both adopt EI4 EPR insulation and EM3 EPR sheath, Class 5 flexible copper conductor, but with poor oil resistance.

Q4: What are the main differences between H05RR-F and 245 IEC 53?

A4: Differences of these two cables lie in dimensional tolerances, test requirements, core colour code rules and certification schemes. H05RR-F uses EN harmonised colour codes and requires HAR/CE for EU market; 60245 IEC 53 follows IEC test and colour specifications.

Q5: Can I use H05RR-F to replace 60245 IEC 53 directly?

A5: Substitution is not recommended without the customer's written approval. Check project specification, certification and acceptance rules before replacement.

Q6: Are their application scenarios the same?

A6: H05RR-F and 60245 IEC 53 share similar applications, including light portable tools, small electrical appliances and indoor temporary wiring. Neither is suitable for oil-contaminated areas or long-term outdoor exposure.

Q7: Does Taitong Cable supply both versions?

A7: Taitong Cable can produce H05RR-F cables to meet EN 50525-2-21 and 60245 IEC 53 specifications separately, with relevant test reports available for global clients.

Why choose Taitong Cable as your trusted first choice for H05RR-F cable in China? 

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Taitong Cable was founded in 2002, operating 5 expanding production factories and over 30 offices across China, including an independent dedicated rubber cable plant, making us highly specialised in rubber flexible cables such as H05RR-F light duty flexible rubber cable to EN 50525-2-21 standard for UE customers and countries where H05RR-F are selected. Taitong have long-term supply experience for national key projects and EPC contractors. Our in-house R&D and testing team holds multiple patents, carrying out full inspections to guarantee stable quality and complete certifications for every batch.

Besides H05RR-F, we supply cables up to 35kV, with flexible customisation available for cross-section, insulation and outer sheath colours, packaging and special specs. Direct factory pricing brings global clients cost advantages without middlemen. All cables from Taitong Cable serve global buyers, electrical distributors, equipment manufacturers and construction projects, delivering professional technical support and reliable after-sales service. Whether you need standard H05RR-F rubber cables or custom cable solutions, Taitong Cable is your dependable cable manufacturer and supplier for consistent delivery and project success.