Overview
| Model NO. | Standard Mining Control Cable,MKVV | Application | Mining, Industrial, Monitoring System, Underground |
| Voltage | LOW Voltage | Conductor | Copper |
| Insulation Material | PVC | Jacket | PVC |
| Material Shape | Round | Temperature | -25°C ~ 70°C |
| Certification | ISO, CCC, CE, RoHS, VDE | Conductor Type | Class 2 Stranded |
| Brand | ZhongYI | Voltage Type | 450/750V |
| Company Name | ZHONGYI Cable Co., Ltd | CORE | Multicore |
| Transport Package | Plastic Packaging and Cardboard Boxes | Specification | 1.5 mm² to 2.5 mm² |
| Origin | HEBEI China | Color | Black |
| Nominal cross-sectional area (mm²) | Common AWG | Conductor structure (No./single wire diameter mm) | Nominal sheath thickness (mm) | Average outer diameter (mm) | Max DC resistance of conductor at 20 Ω/km |
Approx.weight kg/km |
| 1.5×2 | 15 | 7 / 0.52 | 1.2 | 10.5 | 12.1 | 145 |
| 1.5 x4 | 15 | 7 / 0.52 | 1.2 | 12.5 | 12.1 | 215 |
| 1.5 x7 | 15 | 7 / 0.52 | 1.5 | 15 | 12.1 | 340 |
| 1.5 x10 | 15 | 7 / 0.52 | 1.5 | 18 | 12.1 | 430 |
| 1.5×14 | 15 | 7 / 0.52 | 1.50 | 20 | 12.1 | 550 |
Features
MKVV Mining Control Cable call Copper Conductor PVC Insulated and Sheathed Mining Control Cable.
| Model | Full Name | Key Feature | Best Application |
|---|---|---|---|
| MKVV | Standard Mining Control Cable | Flame retardant, basic mechanical protection | General underground control circuits, signaling & lighting. |
| MKVVP | Shielded Mining Control Cable | Copper braid shielding, anti-EMI | Signal transmission for CNC machinery, monitoring & automation systems. |
| MKVVP2 | Copper Tape Shielded Mining Cable | Copper tape screening, maximum anti-interference | High-noise coal mining environments near heavy power infrastructure. |
| MKVVP22 | Shielded & Steel Tape Armored Cable | Copper shielding + Double steel tape armor | Direct buried underground installation with high risk of external crush pressure. |
| MKVVP32 | Shielded & Steel Wire Armored Cable | Copper shielding + Fine steel wire armor | Vertical mine shafts or inclined roadways with severe pulling/tensile tension. |
| MKVVR | Flexible Mining Control Cable | Fine-stranded core, Class 5 flexibility | Internal wiring of control cabinets and fixed mobile connections in tight mine spaces. |
| MKVVRP | Flexible Shielded Mining Cable | Highly flexible core + Copper braid shield | Movable mining machinery and dynamic equipment requiring continuous signal shielding. |
Flame Retardancy: Specifically designed to pass strict mining fire safety tests to prevent fire spread underground.
Mechanical Protection: Rugged PVC sheath resists abrasion, moisture, and chemical exposure common in mines.
High Reliability: Ensures stable control signals for critical safety systems in harsh environments.
Standard Compliance: Meets MT (Coal Industry Standard) and national mining safety certifications.
Application
Coal Mine Systems: Control circuits for conveyors, ventilation fans, and lighting in underground mines.
Mining Automation: Signal transmission for remote monitoring and centralized control systems.
Harsh Environments: Suitable for non-mining industrial sites that require extreme fire resistance and durability.
Certification
Factory
FAQ
1. What is the explicit technical purpose of MKVV cables in underground mining systems?
Critical Signaling & Control Circuits:
Our MKVV cable is specifically engineered as a flame-retardant, multi-core copper conductor power and control wire for underground coal mines. Functioning as the reliable signal telemetry backbone, it transmits vital operational metrics for automation networks, remote monitoring arrays, centralized conveyor systems, and tunnel ventilation fans. The rugged material composition ensures uninterrupted data logging and automated system tracking in highly volatile atmospheres.
2. How do the structural designs of MKVV, MKVVP, and MKVVP22 variants differ for mining hazards?
Shielding Matrix & Mechanical Adaptation:
The variations depend entirely on cross-talk risks and physical stress: the standard MKVV cable provides fundamental flame-retardant control wiring for standard indoor masonry channels. The MKVVP series integrates a high-density copper wire braided shield (CWB) to counter intense electromagnetic interference (EMI) near heavy motor loops. The heavy-duty MKVVP22 variant upgrades this by adding a Double Steel Tape Armor (DSTA) beneath the jacket, explicitly built to withstand severe radial crush forces during direct underground burial.
3. Why does the MKVV mining control cable utilize a rigid Class 2 conductor instead of Class 5 flexible wire?
Static Fixed Installation & Low Attenuation:
Unlike mobile trailing lines that follow moving shearers, the standard MKVV series is engineered strictly for static, permanent fixed wiring along tunnel walls or inside dedicated cable trays. Our MKVV line utilizes premium 99.99% pure Oxygen-Free Copper (OFC) configured as Class 2 stranded rigid conductors (such as a 7/0.52 matrix for 1.5mm² sections). This structural configuration lowers loop DC resistance, prevents high-frequency signal attenuation over extended runs, and ensures reliable structural integrity.
4. Does the ZHONGYI MKVV cable satisfy rigid underground anti-fire evaluation parameters?
Self-Extinguishing Polymeric Integrity:
Absolutely. In hazardous underground mine shafts prone to toxic gas accumulation, preventing fire propagation is a critical life-safety benchmark. Both the primary insulation and outer protective sheath of our MKVV cable are extruded using high-grade, chemically embedded flame-retardant Polyvinyl Chloride (PVC). It strictly satisfies rigorous national coal mine safety frameworks and international IEC 60332-1 parameters; if exposed to flames, it will not sustain open combustion and is inherently self-extinguishing.
5. What wholesale core densities and logistics packaging options do you support for B2B procurement?
High-Density Configurations & Secure Drum Logistics:
As an established direct factory supplier, we engineer MKVV mining control cables in high-density multi-core clusters (spanning 2 cores up to dozens of channels) across cross-sectional metrics optimized for precision signal feeds (including 1.5 mm² and 2.5 mm² sizes). To protect the dense PVC outer sheath and preserve core layout geometry during international ocean sea freight transit, bulk orders are packed on heavy-duty drums or reinforced reels, backed by complete routine factory test reports.
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