Customization: | Available |
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Type: | Insulated |
Conductor Type: | Stranded |
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Coal mine cables are special cables designed for the complex environment of coal mines. They have key characteristics such as flame retardancy, corrosion resistance, mechanical damage resistance, stable electrical performance and moisture resistance to ensure safe and reliable transmission of electrical energy in humid environments with gas and coal dust. It is divided into low-voltage, medium-voltage and high-voltage cables according to voltage level, and divided into power, control and communication cables according to use to meet the power supply and signal transmission needs of different equipment and systems. Coal mine cables are crucial to ensuring coal mine production safety, normal equipment operation and improving production efficiency. They are an indispensable infrastructure for safe and efficient production in coal mines.
From the perspective of voltage level, coal mine cables are divided into low-voltage, medium-voltage and high-voltage cables. Low-voltage cables are mainly used for underground lighting, power supply for small equipment, etc., and their voltage level is usually 1kV and below. Medium-voltage cables are used to supply power to underground mining substations. The voltage level is generally 3-10kV, which can meet the power supply needs of large equipment such as coal mining machines and scraper conveyors. High-voltage cables are mainly used to supply power from ground substations to main underground substations. The voltage level is 35kV and above. The insulation performance requirements are extremely high to ensure that electric energy can be transmitted safely and reliably under high voltage.
According to the use classification, coal mine cables include power cables, control cables and communication cables. Power cables are mainly used to supply power to various mechanical equipment in coal mines, such as coal mining machines, tunneling machines, scraper conveyors, etc., and need to have sufficient current carrying capacity to meet the power requirements of the equipment. Control cables are used for control signal transmission of equipment, such as sending start and stop signals from the ground control room to underground equipment, signals for adjusting equipment operating parameters, etc., and their insulation performance and anti-interference ability are very important. Communication cables are used in underground communication systems in coal mines, such as underground personnel positioning systems, voice communication systems, etc., which can transmit voice, data and other information, and have high requirements for signal integrity and transmission rate.
Coal mine cables can not only ensure the safety of coal mine production and prevent fires and explosions caused by cable failures, but also ensure the normal operation of underground equipment and reduce equipment downtime caused by cable problems. In addition, high-quality coal mine cables can improve production efficiency and reduce the frequency of cable maintenance and replacement, thus providing strong support for the efficient production of coal mines. In short, coal mine cables are an indispensable infrastructure for safe and efficient production in coal mines, and their performance and quality are directly related to the safe production and economic benefits of coal mines.
Core No.*Nominal Conductor Cross-section(mm²) | Nominal Section of Power Core insulation(mm²) | Nominal Thickness of Sheath(mm²) | Cable Diameter(mm) | ||
Power Conductor | Cored Wire | Maximum | Minimum | ||
3*10 | 1*10 | 1.8 | 4.5 | 32.4 | 36.2 |
3*16 | 1*10 | 1.8 | 4.5 | 34.6 | 38.4 |
3*25 | 1*16 | 2 | 5 | 41.1 | 45.3 |
3*35 | 1*16 | 2 | 5 | 44.2 | 48.4 |
3*50 | 1*16 | 2.2 | 5.5 | 49.1 | 53.4 |
3*70 | 1*25 | 2.2 | 5.5 | 55.5 | 60.2 |
Q1: Are you a factory or trading company?
A1: We are a manufacturer.
Q2: What payment method do you accept?
A2: T/T(Bank transfer), L/C, Western Union, Money Gram, Paypal, etc.
03: Can you make the Customized Products ?
A3: Yes, we can do it according to your requests.
Q4: May l buy samples from you?
A4: Of course you can get samples from me, but you don't need to pay for the samples, you only need to pay for the shipping cost.
05:How can l get a sample?
A5: You can add my contact information, contact me online, tell me your requirements and pay the shipping cost of the samples (samples are free)and then l will mail the samples you requested to you as soon as possible.
Q6: How long does shipping take?
A6: For samples: 1-7 days;For formal orders: 10-18 days.