BENKA fire cables offer high fire resistance, maintain circuit integrity, and support alarms, emergency lighting, and critical communications with minimal smoke and no acidic gases.
| Component | Technical Detail |
|---|---|
| Conductor | Stranded bare copper conductor, class 2/class 5 |
| Insulation (fire barrier) | Cross-linked polyethylene (XLPE)/silicone compound, twisted in pair |
| Wrapping (optional) | Mica tape/fiberglass tape |
| Overall screen | Aluminium foil with tinned copper drain wire |
| Outer sheath | Low smoke zero halogen (LSZH) compound. Color: Orange/Black |
| Specification | Value/Condition |
|---|---|
| Rated voltage |
300/500V – Control & instrumentation applications (Optional: 600/1000V) 30V – Analog/digital transmission |
| Test voltage | 2000V |
| Rated temperature | -30°C to +90°C |
| Conductor resistance (max) @20°C (Ω/km) |
According to IEC 60228 0.5 mm2: 39; 0.75 mm2: 26; 1.0 mm2: 19.5; 1.5 mm2: 13.3; 2.5 mm2: 8.1;... |
| Capacitance (max) (nF/km) | 120 (C/C); 240 (C/S) |
| Impedance | 65 Ω |
| Recommended current (max) @25°C (Amps) | 0.5 mm2: 3.2; 0.75 mm2: 6.3; 1.0 mm2: 10.5; 1.5 mm2: 14.5; 2.5 mm2: 20.8;... |
| Flame retardant | IEC 60332-1 |
| Flame propagation | IEC 60332-3-22 |
| Fire resistant | IEC 60331-21, DIN 4102-12 (~BS 6387 & IEC 60331) |
| Halogen free | IEC 60754-1 |
| Acid and corrosive gases | IEC 60754-2 |
| Smoke density | IEC 61034-2 |
| Standard & Approval | ROHS, IEC, TUV |
| Minimum bending radius | 8 x OD (static) |
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