Medium-voltage fireproof cable

The utility model relates to a medium-voltage fireproof cable which comprises a cable core, the outer side of the cable core is coated with a first flame-retardant layer, a fireproof flame-retardant belt is filled between the cable core and the inner wall of the first flame-retardant layer, the oute...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	YAO GUOJIAN, OUYANG HONGGUI, LIU WEIFENG, LI GANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS CABLES CONDUCTORS ELECTRICITY INSULATORS SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING ORDIELECTRIC PROPERTIES
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Beschreibung
Zusammenfassung:	The utility model relates to a medium-voltage fireproof cable which comprises a cable core, the outer side of the cable core is coated with a first flame-retardant layer, a fireproof flame-retardant belt is filled between the cable core and the inner wall of the first flame-retardant layer, the outer side of the first flame-retardant layer is sleeved with a first shielding layer, the outer side of the first shielding layer is sleeved with a second flame-retardant layer, and the outer side of the second flame-retardant layer is sleeved with a second shielding layer. The cable comprises a first flame-retardant layer and a second flame-retardant layer, a second shielding layer sleeves the outer side of the second flame-retardant layer, one end of the second shielding layer is connected with a cut-off lantern ring, a flame-retardant protective sleeve sleeves the outer side of the second shielding layer, and a protective pressing block is arranged on the flame-retardant protective sleeve. According to the cable pr