Rated Voltage 1.8/3kV PVC Insulated (Flame‑retardant, Fire‑resistant) Power Cable

Product Overview and Implementation Standards Rated voltage 1.8/3kV cross-linked polyethylene insulated power cable is suitable for AC 50Hz power transmission and distribution systems with a rated voltage U0/U of 1.8/3kV, serving as the power carrier for both transmission and distribution systems. This product is strictly designed and manufactured per:- GB/T 12706.1-2020: Extruded insulated power cables, Part 1: 1kV and 3kV cables.- GB/T 19666-2019: General rules for flame retardant and fire resistant cables (latest version).- GB/T 19216.1-2021: Circuit integrity tests for cables under flame conditions (fire-resistant performance basis).- Equivalently adopted: IEC 60502-1, IEC 60331, IEC 60332.

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Product Advantages
Product Specifications

Usage Characteristics and Technical Parameters

- Rated voltage (U0/U): 0.6/1 kV and 1.8/3 kV; Max system voltage (Um): 3.6 kV.
- Max long-term conductor temperature: 90°C; Max short-circuit temperature (<= 5s): <= 250°C.
- Laying temperature: >= 0°C.
- Minimum bending radius: Single-core unarmored >= 20D; multi-core unarmored >= 15D; armored >= 12D.

Product Structure

- Conductor: Class 1 or Class 2 copper or aluminum per GB/T 3956.
- Insulation: XLPE, nominal thickness 2.0mm for 1.8/3k90°C long-term temperature vs 70°C for PVC.
- Flame-retardant / Fire-resistant Structure: Flame-retardant via compound formulas; fire-resistant via mica tape wrapped over conductor.
- Filling and wrapping: Flame-retardant filler for round cable shape.
- Armoring (optional): Steel tape or steel wire.
- Outer sheath: Flame-retardant PVC or LSZH polyolefin.

Flame-retardant and Fire-resistant Performance

Flame-retardant (ZR): Grades ZA, ZB, ZC per GB/T 19666-2019:
- ZA: Highest, for nuclear plants and critical centers.
- ZB: Medium, for high-rise buildings, hospitals, malls.
- ZC: Basic, for general industrial and civil buildings.

Fire-resistant (NH): Per GB/T 19216.1-2021 — 830°C to 950°C for >= 90 minutes continuous power; line integrity maintained.

Halogen-free Low-smoke (WDZ): LSZH polyolefin sheath. Low halogen acid gases, low smoke, low toxicity and corrosivity vs standard PVC.

Models and Naming

Typical models:

Model	Name
ZC-YJV-1.8/3kV	XLPE insulated PVC sheathed Class C flame-retardant power cable
ZA-YJV22-1.8/3kV	XLPE insulated steel tape armored PVC sheathed Class A flame-retardant power cable
WDZN-YJY-1.8/3kV	XLPE insulated polyolefin sheathed LSZH flame-retardant fire-resistant power cable

Specification Range

Cross-section: 2.5 to 630 mm². Insulation: 2.0mm (uniform). Single-core up to 630 mm²; multi-core up to 400 mm².

Application Areas

- Power distribution systems, fire-safety demanding locations, emergency疏散 systems.
- Metallurgy, power, petrochemical, urban power grid.
- Nuclear plants, underground facilities, tunnels, high-rise buildings (LSZH type).

Selection Guide

1. Flame-retardant grade: ZA or ZB for bundled cables; ZC for basic requirements.
2. Fire-resistant (N): Meets GB/T 19216.1-2021; combine with flame-retardant as ZAN, ZBN, ZCN.
3. LSZH: Use WDZN type in densely populated areas and precision electronics rooms.
4. Armoring: Armored (YJV22) for direct burial; unarmored for cable trays.

Packaging and Storage

Delivered coiled on cable drums. Store in ventilated, dry, corrosion-free warehouse at >= 0°C.

Model	Voltage level	Specification (number of cores x cross-sectional area)	Execution standard	Manufacturing branch
V(L)V62、V(L)V72 V(L)V63、V(L)V73	1.8/3kV	1×4～1×800	GB/T 12706.1-2020 Non standard model execution Q/320481SS590-2023	50mm² and below control cable factory Low voltage cable factory with an area of over 50mm²
V(L)V22 V(L)V32 V(L)V23 V(L)V33		2×1.5～2×300、3×1.5～3×300、 4×1.5～4×400、5×2.5～5×300、 3×2.5+1×1.5～3×400+1×185、 3×2.5+2×1.5～3×400+2×185、 4×2.5+1×1.5～4×400+1×185		6mm² and below control cable factory Low voltage cable factory with an area of 6mm² or more
V(L)V V(L)Y VRV VRY		1×1.5～1×800、 (Among them, the five types of conductors have specifications ranging from 1 × 1.5 to 1 × 630)		50mm² and below control cable factory Low voltage cable factory with an area of over 50mm²
V(L)V V(L)Y VRV VRY		2×1.5～2×300、 3×1.5～3×300 4×2.5～4×400、 3×2.5+1×1.5～3×400+1×185 5×2.5～5*400、 3×2.5+2×1.5～3×400+2×185、 4×2.5+1×1.5～4×400+1×185		6mm² and below control cable factory Low voltage cable factory with an area of 6mm² or more
Z-V(L)V62 Z-V(L)V72		1×4～1×800		50mm² and below control cable factory Low voltage cable factory with an area of over 50mm²
Z-V(L)V22 Z-V(L)V32 Z-V(L)V23 Z-V(L)V33	1.8/3kV	2×1.5～2×300、3×1.5～3×300、 4×1.5～4×400、5×2.5～5×300、 3×2.5+1×1.5～3×400+1×185、 3×2.5+2×1.5～3×400+2×185、 4×2.5+1×1.5～4×400+1×185	GB/T 12706.1-2020 Non standard model execution Q/320481SS590-2023	6mm² and below control cable factory Low voltage cable factory with an area of 6mm² or more
Z-V(L)V Z-V(L)Y Z-VRV Z-VRY		1×1.5～1×800 (Among them, the five types of conductors have specifications ranging from 1 × 1.5 to 1 × 630)		50mm² and below control cable factory Low voltage cable factory with an area of over 50mm²
Z-V(L)V Z-V(L)Y Z-VRV Z-VRY		2×1.5～2×300 3×1.5～3×300 4×2.5～4×400 3×2.5+1×1.5～3×400+1×185 5×2.5～5*400、 3×2.5+2×1.5～3×400+2×185、 4×2.5+1×1.5～4×400+1×185		6mm² and below control cable factory Low voltage cable factory with an area of 6mm² or more
(Z)N-VV62 (Z)N-VV72		1×4～1×800	GB/T 12706.1-2020 GB/T 19666-2019 Non standard model execution Q/320481SS590-2023	50mm² and below control cable factory Low voltage cable factory with an area of over 50mm²
(Z)N-VV22 (Z)N-VV32 (Z)N-VV23 (Z)N-VV33		2×1.5～2×300、3×1.5～3×300、 4×1.5～4×400、5×2.5～5×300、 3×2.5+1×1.5～3×400+1×185、 3×2.5+2×1.5～3×400+2×185、 4×2.5+1×1.5～4×400+1×185		6mm² and below control cable factory Low voltage cable factory with an area of 6mm² or more
(Z)N-V(L)V (Z)N-V(L)Y (Z)N-VRV (Z)N-VRY		1×1.5～1×800 (Among them, the five types of conductors have specifications ranging from 1 × 1.5 to 1 × 630)		50mm² and below control cable factory Low voltage cable factory with an area of over 50mm²
(Z)N-V(L)V (Z)N-V(L)Y (Z)N-VRV (Z)N-VRY		2×1.5～2×300、 3×1.5～3×300 4×2.5～4×400、 3×2.5+1×1.5～3×400+1×185 5×2.5～5*400、 3×2.5+2×1.5～3×400+2×185、 4×2.5+1×1.5～4×400+1×185		6mm² and below control cable factory Low voltage cable factory with an area of 6mm² or more

ABOUT US

Hixon (Changzhou) Science and Technology Innovation Investment Co., Ltd. is located in Changzhou, Jiangsu, China. It is a comprehensive trading company specializing in the export of industrial products. With years of international trade experience, the company has established strong channel resources and project collaboration experience in the African market.
By integrating high-quality manufacturing resources with a well-established supply chain, we provide reliable product supply and professional trade services to global customers, aiming to become an important bridge connecting Chinese manufacturing to the global market.

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