Zhengzhou Hengtian Special Cable Co., Ltd.

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Telephone:+86-371-69972000
Address: Xinzheng Xingang Industrial Park, Zhengzhou, China
Email：sales@hengtiantelan.com.cn

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Special inflaming retarding fire resistant flexible cable for China Telecom

Productcharacteristicsandapplication　　Sixtypesareincluded:coppercoreinflamingretardingPVCinsulatedflexiblecable(ZA-RV).coppercoreinflamingretardingPVCinsulatedinflamingretardingPVCsheathedflexiblecabl

Classification:

Special cable

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Description

Product characteristics and application　　

Six types are included: copper core inflaming retarding PVC insulated flexible cable (ZA-RV).copper core inflaming retarding PVC insulated inflaming retarding PVC sheathed flexible cable (ZA-RW)，copper core inflaming retarding PVC insulated steel tape armored inflaming retarding PVC sheathed flexible cable (ZA-RW22).copper core fire resistant low smoke and halogen-free polyolefin insulated flexible cable (WDNA-RY)，copper core fire resistant low smoke and halogen-free polyolefin insulated low smoke and halogen-free polyolefin sheathed flexible cable (WDNA-RYY)，copper core fire resistant low smoke and halogen-free polyolefin insulated steel tape armored low smoke and halogen-free polyolefin sheathed flexible cable (WDNA-RYY23).

Executive Standards

YD/T 1173-2010 "Inflaming Retarding Fire Resistant Flexible Cable Used for Communication Power Supply"
GB/T 5023 'PVC Insulated Cable with Rated Voltage of 450/750V and Below"

Operating characteristics

(1) Rated operating voltage of cable: 4501750V (ZA-RV, WDNA-RY)，600/1000V (ZA-RVV, ZA-RVV22, WDNA-RYY, WDNA-RYY23).
(2) The long term operating temperature for cable shall not be more than 70℃.
(3) Minimum bending radius: non-armored cable: inflaming retarding type一six times of outer diameter of cable, fire resistant type -12 times of outer diameter of cable; armored cable: 20 times of outer diameter of cable.

Type and names

Type	Name	No.of cores	Nominal cross-sectional area
RVVZ	Special inflaming retarding fire resistant flexible cable for China Telecom	1~5	1.5~300mm²