![\"Type](\"https:\/\/tebaoflex-cable.com\/wp-content\/uploads\/2026\/06\/Type-63-mining-cable.jpg\")
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Key Engineering Advantages<\/h3>\n\n- Reinforced Torsion Stability:<\/strong> Continuous reeling and unwinding subject cables to intense pulling forces. This cable incorporates an open nylon braid reinforcement (minimum 16 strings) embedded between the inner and outer sheaths. This design acts as a robust strain relief, preventing the internal cores from elongating or twisting during dynamic operations.<\/li>\n
- Maximum Electrical Safety in Hazardous Areas:<\/strong> To mitigate the risks of electrical faults in explosive mining environments, each of the three power cores is individually screened with a braid of tinned copper wires. Coupled with unscreened pilot cores laid around a semi-conductive rubber cradle center, this configuration provides superior earth-fault protection.<\/li>\n
- Exceptional Environmental Resistance:<\/strong> The inner and outer sheaths are formulated from heavy-duty Polychloroprene Rubber (CR). This thermosetting compound provides excellent flexibility while acting as an impenetrable barrier against mining hazards, including UV radiation, sunlight, ozone, tearing, and industrial oils.<\/li>\n
- High-Flexibility Copper Conductors:<\/strong> Manufactured with Class 5 flexible stranded tinned annealed copper, the cable maintains a tight minimum bending radius (6 x Overall Diameter), allowing it to spool smoothly onto cable drums without stressing the internal components.<\/li>\n<\/ul>\n
Technical Specifications<\/h3>\n
Designed strictly in accordance with SANS 1520-2, SANS 1411-1, and SANS 1411-3 standards, below are the core technical parameters of our 1.9\/3.3kV mining cables.<\/p>\n
\n\n\nSpecification<\/th>\n Parameter<\/th>\n<\/tr>\n \nProduct Type<\/strong><\/td>\nType 63 Mining Cable (Flexible Copper Screened)<\/td>\n<\/tr>\n \nVoltage Rating (Uo\/U)<\/strong><\/td>\n1.9\/3.3 kV<\/td>\n<\/tr>\n \nConductor Material<\/strong><\/td>\nClass 5 flexible stranded tinned annealed copper<\/td>\n<\/tr>\n \nPhase Core Insulation<\/strong><\/td>\nEthylene Propylene Rubber (EPR) thermosetting compound<\/td>\n<\/tr>\n \nInsulation Screen<\/strong><\/td>\nBraid of tinned copper wires (approx. 80% filling factor)<\/td>\n<\/tr>\n \nReinforcing Braid<\/strong><\/td>\nOpen nylon braid (minimum 16 strings)<\/td>\n<\/tr>\n \nInner & Outer Sheath<\/strong><\/td>\nPolychloroprene Rubber (CR), Black<\/td>\n<\/tr>\n \nTemperature Rating<\/strong><\/td>\n-25\u00b0C to +90\u00b0C (Maximum conductor temperature)<\/td>\n<\/tr>\n \nMinimum Bending Radius<\/strong><\/td>\n6 x Overall Diameter<\/td>\n<\/tr>\n \nAvailable Cross-Sections<\/strong><\/td>\n25 mm\u00b2, 35 mm\u00b2, 50 mm\u00b2, 70 mm\u00b2, 95 mm\u00b2, 120 mm\u00b2, 150 mm\u00b2, 185 mm\u00b2, 240 mm\u00b2<\/td>\n<\/tr>\n \nSpecial Properties<\/strong><\/td>\nFlame retardant, excellent abrasion\/tear resistance, UV\/Oil resistant<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n(Engineering Note: Comprehensive dimensional data, including maximum wire diameters, screen cross-sections, and short-circuit ratings [kA for 1s], are available in our technical datasheet. Please contact our engineering team for detailed electrical properties based on your specific cross-section requirements.)<\/em><\/p>\nPrimary Application Scenarios<\/h3>\n
With its reinforced sheath and individually screened cores, this cable is purpose-built for movable electric apparatus in demanding sectors:<\/p>\n
\n- Mining & Excavation:<\/strong> Electrically driven machines such as coal shearers, shuttle cars, and continuous miners in hazardous areas.<\/li>\n
- Bulk Material Handling:<\/strong> Power supply for heavy stackers, reclaimers, and long-distance conveyor systems.<\/li>\n
- Reeling Operations:<\/strong> Suitable for both motorized and spring-driven cable reels, as well as non-reeling trailing applications.
\nFrequently Asked Questions (Technical & Procurement)<\/h2>\n
Q1: Why are the power cores individually screened with tinned copper braids in the Type 63 mining cable?<\/strong><\/li>\n- A:<\/strong> In hazardous mining environments, mechanical damage to a cable can lead to lethal electrical arcs. By individually screening each power core with a tinned copper braid, any physical penetration or crushing force will cause the phase conductor to short to the grounded screen first. This instantly trips the earth-fault protection relays, cutting the power before a dangerous spark can ignite explosive gases or dust.Q2: How does the nylon reinforcing braid improve the cable’s lifespan on motorized reels?<\/strong><\/li>\n
- A:<\/strong> Standard cables often suffer from “corkscrewing” or core snapping when repeatedly wound under high tension. The Type 63 mining cable<\/strong> features an open nylon braid (minimum 16 strings) embedded between the inner and outer CR sheaths. This acts as a structural backbone, absorbing longitudinal tension and preventing torsional stress from reaching the delicate copper conductors inside.Q3: Can this cable operate in open-pit mines exposed to severe weather?<\/strong><\/li>\n
- A:<\/strong> Absolutely. The outer sheath is made of Polychloroprene Rubber (CR), which is inherently resistant to harsh environmental factors. It offers excellent resistance to prolonged UV and sunlight exposure, ozone degradation, and wide temperature fluctuations (-25\u00b0C to +90\u00b0C), making it highly reliable for both underground and open-pit installations.Q4: As a manufacturer, can TEBAOFLEX supply Type 63 cables with custom pilot core configurations?<\/strong><\/li>\n
- A:<\/strong> Yes. Because we operate our own advanced manufacturing facilities, we can supply standard configurations (three power cores and one\/three pilot cores laid around a rubber center) as well as engineered-to-order variations to match the specific control and monitoring requirements of your mining machinery. Please submit your technical requirements for a direct factory quote.<\/li>\n<\/ul>\n
<\/p>\n
Continue the mining cable selection:<\/strong> For the full Mining & Tunneling Cables<\/a> range and application guidance, see Mining and Tunneling Cable Solutions<\/a>. For higher-voltage dragline, shovel and heavy-reeling duty, compare Type 622 Mining Cable<\/a>; for heavy-duty mobile trailing equipment, review TRMC-J Mining Cable<\/a>. Send the equipment, voltage and route details for an RFQ<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"Alimentation flexible robuste 1,9\/3,3 kV pour environnements miniers dangereux<\/strong> Con\u00e7u pour les \u00e9quipements \u00e9lectriques portables et les machines mobiles dans des conditions industrielles difficiles, le C\u00e2ble minier de type 63<\/strong> Ce c\u00e2ble assure une transmission de puissance fiable pour les applications d'enroulement intensives. Dot\u00e9 de blindages individuels en cuivre tress\u00e9, d'une tresse de renfort ouverte en nylon et d'une gaine ext\u00e9rieure robuste en polychloropr\u00e8ne (CR), il r\u00e9siste \u00e0 l'abrasion extr\u00eame, aux flexions constantes et aux environnements d'exploitation dangereux.<\/p>\n\n- Tension nominale :<\/strong> 1,9\/3,3 kV<\/li>\n
- Conducteur :<\/strong> cuivre \u00e9tam\u00e9 recuit souple multibrins de classe 5<\/li>\n
- Durabilit\u00e9:<\/strong> Renfort en tresse de nylon pour une r\u00e9sistance \u00e9lev\u00e9e \u00e0 la traction et \u00e0 la torsion<\/li>\n
- S\u00e9curit\u00e9:<\/strong> Ignifug\u00e9, r\u00e9sistant aux UV, \u00e0 l'ozone et aux huiles<\/li>\n
- Directement de l'usine :<\/strong> Disponible dans des tailles allant de 25 mm\u00b2 \u00e0 240 mm\u00b2 pour l'approvisionnement EPC mondial.<\/li>\n<\/ul>\n
<\/p>\n
Technical Specifications<\/h3>\n
Designed strictly in accordance with SANS 1520-2, SANS 1411-1, and SANS 1411-3 standards, below are the core technical parameters of our 1.9\/3.3kV mining cables.<\/p>\n
| Specification<\/th>\n | Parameter<\/th>\n<\/tr>\n | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Product Type<\/strong><\/td>\n| Type 63 Mining Cable (Flexible Copper Screened)<\/td>\n<\/tr>\n | Voltage Rating (Uo\/U)<\/strong><\/td>\n | 1.9\/3.3 kV<\/td>\n<\/tr>\n | Conductor Material<\/strong><\/td>\n | Class 5 flexible stranded tinned annealed copper<\/td>\n<\/tr>\n | Phase Core Insulation<\/strong><\/td>\n | Ethylene Propylene Rubber (EPR) thermosetting compound<\/td>\n<\/tr>\n | Insulation Screen<\/strong><\/td>\n | Braid of tinned copper wires (approx. 80% filling factor)<\/td>\n<\/tr>\n | Reinforcing Braid<\/strong><\/td>\n | Open nylon braid (minimum 16 strings)<\/td>\n<\/tr>\n | Inner & Outer Sheath<\/strong><\/td>\n | Polychloroprene Rubber (CR), Black<\/td>\n<\/tr>\n | Temperature Rating<\/strong><\/td>\n | -25\u00b0C to +90\u00b0C (Maximum conductor temperature)<\/td>\n<\/tr>\n | Minimum Bending Radius<\/strong><\/td>\n | 6 x Overall Diameter<\/td>\n<\/tr>\n | Available Cross-Sections<\/strong><\/td>\n | 25 mm\u00b2, 35 mm\u00b2, 50 mm\u00b2, 70 mm\u00b2, 95 mm\u00b2, 120 mm\u00b2, 150 mm\u00b2, 185 mm\u00b2, 240 mm\u00b2<\/td>\n<\/tr>\n | Special Properties<\/strong><\/td>\n | Flame retardant, excellent abrasion\/tear resistance, UV\/Oil resistant<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n | (Engineering Note: Comprehensive dimensional data, including maximum wire diameters, screen cross-sections, and short-circuit ratings [kA for 1s], are available in our technical datasheet. Please contact our engineering team for detailed electrical properties based on your specific cross-section requirements.)<\/em><\/p>\n With its reinforced sheath and individually screened cores, this cable is purpose-built for movable electric apparatus in demanding sectors:<\/p>\n Q1: Why are the power cores individually screened with tinned copper braids in the Type 63 mining cable?<\/strong><\/li>\n <\/p>\n Continue the mining cable selection:<\/strong> For the full Mining & Tunneling Cables<\/a> range and application guidance, see Mining and Tunneling Cable Solutions<\/a>. For higher-voltage dragline, shovel and heavy-reeling duty, compare Type 622 Mining Cable<\/a>; for heavy-duty mobile trailing equipment, review TRMC-J Mining Cable<\/a>. Send the equipment, voltage and route details for an RFQ<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":" Alimentation flexible robuste 1,9\/3,3 kV pour environnements miniers dangereux<\/strong> Con\u00e7u pour les \u00e9quipements \u00e9lectriques portables et les machines mobiles dans des conditions industrielles difficiles, le C\u00e2ble minier de type 63<\/strong> Ce c\u00e2ble assure une transmission de puissance fiable pour les applications d'enroulement intensives. Dot\u00e9 de blindages individuels en cuivre tress\u00e9, d'une tresse de renfort ouverte en nylon et d'une gaine ext\u00e9rieure robuste en polychloropr\u00e8ne (CR), il r\u00e9siste \u00e0 l'abrasion extr\u00eame, aux flexions constantes et aux environnements d'exploitation dangereux.<\/p>\n <\/p>\n |