Product Overview
KGGRP2 Silicone Rubber Insulated & Sheathed Copper Tape Shielded Control Flexible Cable delivers exceptional performance in extreme environments. Designed for dynamic applications requiring high flexibility, EMI protection, and thermal resilience (-60°C to +180°C), this cable features oxygen-free/tinned copper conductors with dual-layer silicone rubber protection and 100% copper tape shielding. Ideal for industrial automation systems where signal integrity, flame retardancy, and mechanical durability are critical.
Key Features
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Voltage Rating: 450/750V AC
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Temperature Range: -60°C to +180°C (continuous)
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Flame Retardancy: IEC 331 & GB12666.6-90 certified (750°C/3h fire resistance)
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Shielding: Copper tape shield (P2) for >65dB EMI suppression
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Flexibility: Stranded conductor (R-type) with 8× OD bending radius
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Material Resilience: Oil/ozone/acid/radiation/aging resistant
Cable Structure & Materials
| Layer | Material | Function & Properties |
|---|---|---|
| Conductor | Oxygen-free/tinned copper | Class 5 stranded design for flexibility (IEC 60228) |
| Insulation | Silicone rubber (G) | Thermal stability, ozone/UV resistance |
| Shielding | Copper tape (P2) | 100% coverage for signal integrity in EMI-heavy environments |
| Outer Sheath | Silicone rubber (G) | Halogen-free, abrasion/chemical resistant |
Technical Parameters
| Parameter | Value | Standard |
|---|---|---|
| Rated Voltage | 450/750V AC | IEC 60502 |
| Conductor Size Range | 0.5mm² ~ 10mm² (standard) | IEC 60228 Class 5 |
| Bending Radius (Dynamic) | ≥8 × cable diameter | ISO 6722 |
| Insulation Thickness | 0.6mm ~ 1.4mm (by conductor size) | IEC 60502-1 |
| Sheath Thickness | 1.2mm ~ 2.0mm (by conductor size) | IEC 60502-1 |
| Flame Test | 750°C/3h + 500V/3A (no short circuit) | IEC 331, GB12666.6 |
| Capacitance | ≤120 nF/km | IEC 60502-1 |
Material Advantages
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Silicone Rubber (G):
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Maintains elasticity from -60°C to +180°C
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Resists oils, acids, ozone, radiation, and accelerated aging
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Halogen-free composition for low smoke emission
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Copper Tape Shield (P2):
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Complete 360° coverage against electromagnetic interference
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Prevents signal crosstalk in VFD/motor control systems
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Stranded Conductor (R): Fatigue-resistant design for >1 million flex cycles
Application Scenarios
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High-Temperature Control Systems:
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Furnace controls, foundry instrumentation, steel mill sensors
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Mobile Industrial Equipment:
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Robotic arms, CNC machinery, automated conveyor systems
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EMI-Sensitive Environments:
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PLC wiring, servo motor feedback circuits, process control signal lines
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Harsh Condition Installations:
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Nuclear facilities, chemical plants, offshore platforms, mining operations
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Critical Infrastructure:
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Fire alarm circuits (NH variant), railway signaling, emergency systems
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Compliance & Standards
| Standard | Certification | Scope |
|---|---|---|
| Fire Safety | IEC 331, GB12666.6-90 | 750°C/3h flame resistance |
| Electrical | IEC 60502-1, GB/T 9330 | Control cable performance |
| Environmental | RoHS 3, REACH | Hazardous substance free |
| Flame Retardancy | IEC 60332-1 (Category C) | Vertical flame spread |
Ordering Information
Base Model: KGGRP2
Options:
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Conductor: OFC (oxygen-free copper) or tinned copper
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Flame-Retardant Variant: ZR-KGGRP2
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Fire-Resistant Variant: NH-KGGRP2 (950°C/1.5h test)
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Customization: Armored (22/32), UV-resistant sheath, specific conductor sizes
Engineering Tip: For vertical installations exceeding 30m, specify steel wire armor (KGG32 variant) to prevent tensile stress.
Related Product Series
| Model | Name | Key Differentiation |
|---|---|---|
| KGG | Fixed Silicone Control Cable | Rigid installation |
| KGGR | Flexible Silicone Control Cable | No shielding |
| KGGP | Copper Braid Shielded Control Cable | 85% coverage (vs. P2's 100%) |
| KGV | PVC-Sheathed Silicone Control Cable | -30°C min temperature |
| ZR-KGG | Flame-Retardant Silicone Control Cable | For restricted fire-spread zones |