NH-KVV
Interpretation: NH-fire-resistant, K-control cable, V-polyvinyl chloride insulation, V-polyvinyl chloride sheath. If you need multi-strand soft conductor add (R)
Flame retardant grade: ZA (A class flame retardant), ZB (B class flame retardant), ZC (C class flame retardant), ZR (flame retardant)
Use: This product is suitable for high-rise buildings, oil fields, power stations, power plants, mines, chemical industry, subway and other requirements of high fire conditions, but also emergency power supply, fire pumps, elevator communication signal system should be prepared for the cable. The product has a high fire resistance, in the case of direct flame combustion, in a certain period of time (not less than 3h) does not occur short-circuit and disconnection faults, to ensure that the power supply continues to maintain the lighting and transmission of signals, to protect the personnel to have enough time to safely evacuate, and is conducive to the extinguishing of fires and reduce losses.
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