
RZ1-K UNE 21123-91 0.6/1kV Stranded Copper Flexible Power Cable
Product Overview
The RZ1-K is a flexible power and control cable designed for fixed applications where fire, smoke emission, and toxic fumes create a potential threat to life and equipment. Manufactured with flexible conductors to facilitate installations with sinuous courses, it is suitable for environments requiring oil resistance, moisture resistance, and electromagnetic interference (EMI) shielding.
Applications
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Fixed installations where fire, smoke emission, and toxic fumes pose a potential threat to life and equipment
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Flexible power and control cable for fixed applications
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Installations with sinuous or bending courses requiring flexible conductors
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Industrial control, power distribution, and signalling circuits
Features & Benefits
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Flexible & Easy to Install: Good soft bending performance facilitates installation in complex routes.
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Oil Resistant: Suitable for environments with oil exposure.
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Moisture Resistant: Reliable performance in damp conditions.
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EMI Shielding: Bare copper wire braided shielding provides resistance to electromagnetic interference.
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Fire Safety: Designed for applications where fire, smoke, and toxic fumes are a concern.
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Custom Sizes: Common conductor sizes are listed; other sizes to recognized standards or customer specifications can be supplied on request.
Construction

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Conductor: Flexible conductor conforming to GB3956 Class 5 or Class 6.
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Insulation: PVC/D type PVC insulation.
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Color: Insulation core colors are used for identification; generally, color identification is used for up to five cores.
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Conductor Structure: For more than 5 cores, color and digital identification may be used. Cores are twisted with ropes to increase tensile stress; PP tape, aluminium-mylar tape, or non-woven belt can be added as a buffer.
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Shielding: Bare copper wire braided shielding.
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Sheath: PVC/ST5 special jacket, black (RAL9005) or grey (RAL7001).
Technical Data
Electrical Parameters
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Rated Voltage: U0/U 0.6/1kV
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Test Voltage: 3000V for insulation thickness ≥0.6mm; finished product test: 3000V
Available Sizes
| Number of Cores | Available Nominal Cross-Sections (mm²) |
|---|---|
| 1 | 2.5, 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185, 240 |
| 2 | 2.5, 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185 |
| 3 | 2.5, 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185, 240 |
| 4 | 2.5, 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185, 240 |
| 5 | 4, 6, 10, 16, 25, 35, 50, 70, 95, 120, 150, 185, 240, 300 |
Other sizes to any recognized standard or customer specification can also be supplied as per customer's requirements.
Standards & Compliance
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UNE 21123-91
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IEC 60502-1
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IEC 60332-3
Ordering Information
To request a quote or place an order, please provide the following information:
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Product Type: RZ1-K UNE 21123-91
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Rated Voltage: 0.6/1kV
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Number of Cores: 1, 2, 3, 4, or 5
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Nominal Cross-Section: e.g., 2.5 mm², 4 mm², 240 mm²
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Sheath Color: Black (RAL9005) or Grey (RAL7001)
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Quantity: Total length in meters
