Guangxi cable manufacturers introduce to you how to effectively prevent the spread of cable fires what are the common measures.
1. Measures to prevent the spread of cable fire include: sealing, blocking, wrapping, isolating, wrapping, spraying, etc.Guangxi cable manufacturer
2. Coatings plugging materials must pass the technical appraisal of our country, the relevant departments will issue production licenses.
In production, its products should be non-combustible non-combustible materials meet the fire resistance time specified in the specification. Pay attention to the fire protection of thinners when painting.
3. Cable holes, holes, shafts cable entries in the oil inlet area entering the control room, cable interlayers, control cabinets, instruments, cable interlayers, control cabinets instrument panels, protection panels, cable inlets in the oil inlet area need to be fireproof. Leaky material seal. A certain length of power cable can be coated with fire-resistant paint other flame-retardant materials. The cable trenches near the oil-filled equipment should be equipped with fire-proof flame-retardant measures, the cover plate should be sealed.
4. If a new cable needs to be laid on the cable layer the cable fire protection measures have been completed, the corresponding fire protection measures should be supplemented in time.
5. The cable corridor should be divided into fire partitions every 60m.
6. It is strictly forbidden to place the cable directly on the steam pipeline. When laying cables overhead, the clear distance between cables steam pipes should be less than 1m (power cables) 0.5m (control cables), the clear distances between cables oil pipes should be increased as much as possible.Guangxi wire cable
7. Cable interlayers, tunnels (corridors), shafts cable trenches should be kept clean, sundries cable trenches should be stacked.
Oil accumulation is strictly prohibited.
8. The pressure relief port near the machine head, boiler ash hole, explosion-proof door, coal mill cold air door shall face the cable, otherwise fire prevention measures (such as cover plate, closed tank, etc.) shall be taken.
9. When the insulating agent of the cable box is injected into the cable interlayer, tunnel (corridor), ditch, the insulating agent should be melted.
Do it outside.
10. When multiple cable heads are installed side by side, partitions flame retardant materials should be added between the cable heads.
11. When fighting fires in tunnels (corridors) poorly ventilated places, oxygen breathing protectors, insulating gloves insulating shoes should be worn.
12. Fire-retardant measures such as fire-resistant tape should be added on both sides of the intermediate joint box of Guangxi wire cable its adjacent areas.Guangxi cable
13. Prevent power cables being mixed with control cables during construction, uneven distribution of cables, even stacking. An interlayer fire-resistant partition shall be provided between the power cable the control cable.
14. The steam turbine, boiler room coal conveying system of thermal power plants should use armored cables flame-retardant cables, general plastic cables are suitable.
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