Product Overview
Certified to DIN VDE 0250-1 and DIN EN 50525-2-83 standards, this dual-armored silicone cable combines fiberglass thermal protection with steel wire mechanical armor. Engineered for 180°C continuous operation in harsh industrial environments, its halogen-free construction ensures safety in critical power and control applications.
Technical Specifications
| Parameter | Specification |
|---|---|
| Rated Voltage | AC 300/500V |
| Test Voltage | 2000V (core-core) / 4000V (breakdown) |
| Temp Range | -60°C to +180°C (fixed install) |
| +5°C to +180°C (flexible use) | |
| Conductor | Fine-stranded tinned copper |
| Insulation/Sheath | Silicone Rubber (Halogen-Free) |
| Armor Layers | Fiberglass + Galvanized Steel Braid |
| Bending Radius | 5×Ø (fixed) / 10×Ø (flexible) |
| Compliance | CE, RoHS, DIN VDE 0285-525-2-83 |
5-Layer Construction
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Conductor:
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Class 5 tinned copper strands (enhanced oxidation resistance)
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Core Insulation:
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Silicone rubber (VDE-certified 2GI1 grade)
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Outer Sheath:
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Silicone rubber (2GM1 grade, standard red-brown)
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Primary Armor:
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Woven fiberglass braid (thermal barrier)
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Secondary Armor:
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Galvanized steel wire braid (mechanical protection)
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*Fig. 1: Dual-armor layer structure*
Performance Data (4-Core 16mm² Example)
| Property | Value | Test Standard |
|---|---|---|
| Conductor Resistance | ≤1.24 Ω/km (20°C) | IEC 60228 |
| Insulation Resistance | ≥20 MΩ·km | DIN VDE 0472 |
| Flame Retardancy | IEC 60332-1 Cat.A | |
| Steel Braid Coverage | ≥85% | DIN EN 50264 |
Critical Applications
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Heavy Industrial: Cement kilns, steel mill furnace controls
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Energy Sector: Power plant turbine wiring
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Chemical Processing: Reactor instrumentation in corrosive zones
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Material Handling: Port crane systems (wet/damp environments)
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Infrastructure: Tunnel lighting, subway power feeds
Engineering Advantages
Safety & Compliance
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Halogen-free construction prevents toxic fumes (IEC 60754-1)
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Steel braid provides EMI/RFI shielding (30dB attenuation)
Durability
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Withstands 15N/mm² crush force (DIN EN 50264-3-1)
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Resists oils, acids, and UV exposure
Installation
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50% higher flex cycles vs. single-armor cables
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-60°C cold impact resistance (DIN EN 60811-504)
Ordering Information
| Core Config. | Size (mm²) | Armor Type | Standard Colors |
|---|---|---|---|
| 2/3/4/5-core | 1.5-95 | Steel + Fiberglass | Black, Grey |
| 3+1/4+1 | 4-70 | Custom Options | RAL-coded |
Example: SiHF/GL-P-4G16 = 4-core 16mm² with dual armor