Fire Resistant Cable 3 × 2.5 sq mm with IEC 60331-21 (FE90) Compliance and LSZH Sheath for Fire Safety Systems
Price:
Negotiable
MOQ:
10KM
Delivery Time:
Normally 25 working days
Brand:
Zion communication
Product Description
FR331-OS-0325
Fire Resistant Cable 3 × 2.5 sq mm | IEC 60331-21 (FE90) / LSZH / BS 6387 Compliant (Red RAL 3000)
General Information
| Item | Specification |
|---|---|
| Product Name | Fire Resistant Cable |
| Model No. | FR331-OS-0325 |
| Construction Type | CU / FR / OS / LSZH (Overall Screened) |
| Conductor Material | Stranded Bare Copper (Class 5, EN 60228) |
| Conductor Size | 45 × 0.25 mm |
| Nominal Cross Section | 3 × 2.5 sq mm |
| Rated Voltage | 300 / 500 V |
| Operating Temperature | −30 °C ~ +90 °C |
| Outer Color | Red RAL 3000 |
| Applicable Standards | IEC 60331-21 (FE90), BS 6387 CAT B/C, IEC 60332-1-2, IEC 60332-3-24, EN 50266-2-4, CE, RoHS |
Construction Details
| Component | Material / Description | Standard | Dimensions |
|---|---|---|---|
| Conductor | Stranded Bare Copper | EN 60228 | 45 × 0.25 mm |
| DC Resistance (20 °C) | -- | EN 60228 | 7.98 Ω/km |
| Insulation | Silicone Rubber (Heat Resistant) | IEC/EN 60811-203 | 0.5 mm thick |
| Insulation Diameter | -- | IEC/EN 60811-201 | 3.1 ± 0.1 mm |
| Insulation Colors | Brown / White / Black | -- | -- |
| Insulation Resistance | > 200 MΩ/km | -- | -- |
| Overall Screen | Aluminum Foil (Overlapped) | -- | 0.04 × 24 mm |
| Drain Wire | Tinned Copper (7 × 0.3 mm) | -- | -- |
| Outer Sheath | LSZH (Low Smoke Zero Halogen) | IEC/EN 60811-202 | 0.9 mm thick |
| Outer Diameter | -- | IEC/EN 60811-203 | 8.7 ± 0.2 mm |
| Pitch of Twist | -- | -- | 136 ± 10 mm |
| Inductance | -- | -- | 2.3 mH/km |
| High Voltage Test | EN 50288-7 | 2.0 kV / 1 min | -- |
Fire & Safety Performance
| Test Item | Standard | Description / Requirement |
|---|---|---|
| Fire Resistance | IEC 60331-21 (FE90) / BS 6387 CAT B, CAT C | Maintains circuit integrity for 90 min at 750-850 °C |
| Flame Propagation | IEC 60332-1-2 / IEC 60332-3-24 / EN 50266-2-4 | Restricts flame spread on single and bunched cables |
| Smoke Density | IEC 61034-1/2 | Low smoke emission ensures visibility during fire |
| Corrosive Gas Emission | IEC 60754-1/2 / EN 50267 | Low acid gas release, halogen-free |
| RoHS Compliance | EU Directive 2011/65/EU | Confirmed (Pb, Cd, Hg, Cr⁶⁺, PBB, PBDE Free) |
Electrical & Mechanical Characteristics
- Insulation Resistance: > 200 MΩ/km
- Voltage Withstand: 2.0 kV (1 min)
- Inductance: 2.3 mH/km
- Operating Temperature: −30 °C ~ +90 °C
- Minimum Bending Radius: 10 × OD
- Fire Survival Duration: 90 min (FE90)
Applications
- Designed for fire-protection, control, and emergency systems requiring circuit integrity during fire exposure
- Fire alarm and emergency lighting circuits
- Smoke extraction and safety control systems
- Hospitals, tunnels, airports, industrial facilities
Key Features
- FE90 Fire Resistance: Maintains electrical integrity for 90 minutes at 850 °C
- LSZH Sheath: Low smoke and halogen-free for human safety
- Silicone + Mica Insulation with Aluminum Screen: Excellent thermal and EMI protection
- Certified Safety: Meets IEC, BS, EN, CE, and RoHS compliance
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Get in Touch
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Company
HANGZHOU ZION COMMUNICATION CO., LTD
Location
NO.68,HUAQIAO ROAD, LIN'AN, HANGZHOU, ZHEJIANG, CHINA
Contact Person
James