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      AnHui Electric Group Shares Co.,Ltd.

      AnHui Electric Group Shares Co.,Ltd.

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      Tel: +86-550-7309278
      Fax: +86-550-7309288
      Mobile: +86-13905505237
      E-mail: 13905505237@163.com
      Add: No.128, Tiancha Road, Economic Zone, Tianchang, Anhui, P.R.China
      QQ: 641289349
      QQ: 641289349

      Products > POWER CABLES > > Power Flexible Cable for Telecommunication Power Supply
      Product name : Power Flexible Cable for Telecommunication Power Supply
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      Details:

      It is used to transmit and distribute power of A.C rated voltage 0.6/1 kV or lower for power system. It has not only better performance of PVC insulation power cable, but also advantages of softness and flexibility as well

      Executive standard: YD/T1173-2001

      Type and description:


      Type

      Description

      RV

      Soft power cable with Cu core, PVC insulation

      RVZ

      Soft power cable with Cu core, PVC insulation, flame resistant

      RVV

      Soft power cable with Cu core, PVC insulation and sheath

      RVVZ

      Soft power cable with Cu core, PVC insulation & sheath, flame resistant

      RVV22

      Soft power cable with Cu core, PVC insulation & sheath, steel tape armor

      RVVZ22

      Soft power cable with Cu core, PVC insulation & sheath, steel tape armor, flame resistant.

      Production Condition

      1. Max. temperature of cable conductor for Long-term working is 70℃
      2. Min. environment temperature for installing cable is 0℃
      3. Bending radium allowed by cable:

      It will be no less than 8 times that of cable O.D for inarmored cable and 20 times that of cable O.D for armored cable

      1. Max. working temperature of cable conductor is 160℃ during short circuit (the longest lasting time shall be no more than 5 seconds). 

      Main technical parameter

      1. Max. DC resistance value of conductor at 20℃ shall meet the requirements of the following table:

      Nominal cross section area

      1.5

      2.5

      4

      6

      10

      16

      25

      35

      50

      Max. DC resistance of conductor at 20℃

      13.3

      7.98

      4.91

      3.30

      1.91

      1.21

      0.780

      0.554

      0.389

      Nominal cross section area

      70

      95

      120

      150

      185

      240

      300

      400

       

      Max. DC resistance of conductor at 20℃

      0.272

      0.206

      0.161

      0.129

      0.106

      0.0801

      0.0641

      0.0495

       

      1. Min. insulation resistance at 70℃

       

       

      Nominal cross section area (mm2)

      Min. insulation resistance at 70℃

      Nominal cross section area

      Min. insulation resistance at 70℃

      1.5

      0.01.

      70

      0.0032

      2.5

      0.009

      95

      0.0032

      4

      0.007

      120

      0.0029

      6

      0.006

      150

      0.0029

      10

      0.0056

      185

      0.0029

      16

      0.0046

      240

      0.0028

      25

      0.0044

      300

      0.0028

      35

      0.0036

      400

      0.0026

      50

      0.0037

      /

      /

      Testing condition:

      1. Testing length: 5m
      2. Time for immersion in the water is one hour
      3. temperature of water is 70℃

      1. A.C. voltage test under power frequency

      The finished cable shall bear A.C. voltage test of 50Hz listed in the following table without puncture


      Core No.

      Testing method

      Sample length

      Voltage

      Lasting time

      Rated voltage

      Testing voltage

      5min

      Single core

      Immersing in the water for 1th

      Manufacturing length

      450/750

      2500

      Multi-core and armoring

      interphase

      600/1000

      3500

       


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