15

2020

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07

Advantages of mineral-insulated cables


Because all the materials of mineral insulated cables are inorganic, it has some advantages that other cables do not have. 1. Fire resistance From 010 to 1504, the two materials used, copper and mineral insulation, are inorganic. This cable will not burn or support combustion, and can continue to work under conditions close to flames. Copper sheaths melt at 1083. 2. High operating temperature Mineral insulated cables can withstand continuous operating temperatures up to 250. In addition, in emergencies, the cable can continue to operate for a short time at temperatures close to the melting point of the copper sheath. 3. Long service life Mineral

Because all materials of mineral insulated cables are inorganic, it has some advantages that other cables do not have.

1. Fire resistance

From 010 year to 1504 year, the two materials used, copper and mineral insulation, are inorganic. This cable will not burn or support combustion and can continue to work under conditions close to flames. Copper sheath at 1083 melting.

2. High operating temperature

Mineral insulated cables can withstand continuous operating temperatures up to 250 . In addition, in emergencies, the cable can continue to operate for a short time at temperatures close to the melting point of the copper sheath.

3. Long service life

The inorganic materials used in mineral insulated cables ensure the stability, long life and fire resistance of the cable.

4. Explosion-proof

Mineral insulated cables use a highly compacted insulation material that prevents steam, gases, and flames from passing between the cable and connected equipment components.

5. Small outer diameter

Mineral insulated cables have a smaller diameter than other cables with the same current rating.

6. Waterproof material

If the mineral insulated cable is completely immersed in water, the mineral insulated cable can continue to use its seamless metal sheath.

7. High mechanical strength

Mineral insulated cables are durable and can withstand severe mechanical damage without compromising their electrical performance.

8. Large carrying capacity

For cables with the same cross-sectional area, mineral insulated cables transmit higher currents than other types of cables. At the same time, mineral insulated cables can withstand considerable overloads.

9. Short-circuit fault level

At the same temperature, the short-circuit failure rate of mineral insulated cables is significantly higher than that of other types of cables.

10. Grounding

For mineral insulated cables, no separate grounding conductor is required because the copper sheath used in the cable acts as a grounding conductor, providing good low grounding resistance. In terms of sheathed circuit ( ESR ) wiring, the outer copper sheath can be used as the grounding and neutral conductor in a multi-grounded system.

11. High corrosion resistance

The copper sheath of mineral insulated cables has high corrosion resistance, and for most equipment, it does not require additional protective measures. Where the cable copper sheath is susceptible to chemical corrosion or severe industrial pollution, mineral insulated cables should be protected with a plastic outer sheath.

Hongsheng Wire and Cable Co., Ltd. is one of the earliest established enterprises in Chongqing's cable industry. The company implements a "one-stop" system of research and development, production, sales, and service. The mineral insulated cables produced are of good quality, welcome to discuss cooperation!

 

 

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