Changchun Heat Shrinkable Materials Co.,Ltd.
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Company Info
Contact Us
No.3286 Gongnong Street,
         Changchun, China
0086-431-85694042
........ 0086-431-85680541
0086-431-85683672
130021
sales@ciac-china.com
Medium Voltage Accessories
 
10/20kV heat shrinkable joints
 

Heat shrinkable medium voltage branch joints for XLPE and paper insulated cables up to 35 kV

Features:

  • Unique stress control system: High permittivity material
  • Compact design, Few components
  • Simple to install, Minimal waste for disposal
    • Fast, consistent installation means lower installed costs
    • No special installation tools or dies needed
    • nstallation environment: use of torch adds flexibility to cable preparation in any climate
  • High reliability
  • Heat-activated seals ensure maximum protection against moisture ingress
  • Lightweight construction requires no additional support
  • Tough abrasion-resistant outer covering protects against damage from improper backfill
  • Mechanical robustness
  • Meet: GB/T 12706 Standard
 
  1. Outer Sleeve
  2. tress Control Tubing
  3. Screened Insulation tubing
  4. Insulation Tubing
  5. Semi Conductive tape
  6. Sealant
 

Heat shrinkable joint for XLPE Single Core Cable up to 35kV
  1. Copper screen layer
  2. emi-conductive tape
  3. Water-proof resistance filler
  4. Outer semi-conduotive laye
  5. Stress control tubing
  6. Water-proof resistance filler
  7. Inner semi-conduotive layer
  8. Core Conductor
  9. Semi-conductive tape
  10. connector
  11. Insulation tubing
  12. Inner insulation tubing
  13. Outer insulation tubing
  14. Iinsulation/conductive tubing
  15. Core insulation


Heat shrinkable joint for Paper Insulated 3-Core Cable up to 35kV
  1. Lead sheath
  2. Semi-conductive tape
  3. Oil resistance filler
  4. Red mastic fille
  5. Stress control tubing
  6. Red mastic filler
  7. Oil resistant tubing
  8. Oil paper insulation
  9. Core Conductor
  10. Teflon tape
  11. Connector
  12. Oil resistance filler
  13. Insulation/ semi-conductive tubing
  14. Outer insulation tubing
  15. Inner insulation tubing


Heat shrinkable joints for transitions from paper insulated cables to plastic insulated cables up to 15 kV
  1. Lead sheath
  2. Semi-conductive tape
  3. Oil resistance filler
  4. Red mastic filler
  5. Stress control tubing
  6. Red mastic filler
  7. Oil resistance tubing
  8. Oil paper insulation
  9. Core Conductor
  10. Teflon tape
  11. Connector
  12. Oil resistance filler
  13. Oil resistance tubing
  14. Insulation/ semi-conductive tubing
  15. Red mastic filler
  16. Red mastic filler
  17. Red mastic filler
  18. Semi-conductive tape
  19. Semi-conductive layer
  20. Copper screen layer
 
Technical Data
Item No. Property Test condition and Requirement Results
1
 AC withstand for 1 min.(dry withstand, for indoor termination) No breakdown and flashover shall occur at 105kV, 1min No breakdown and flashover occurred on the combi.sample
2
 Partial discharge 39kV, ¡Ü10PC 39kV, ¡Ü10PC
3
 Load cycle Heating for 5h, cooling for 3h. Conductor's temperature is 95¡æ, 3 cycles Conductor's temperature is 95¡æ. Results refer to the following test
4
 Impulse voltage withstand 1.2/50us¡À10times 10 positiVe and 10 negative impulses at 250kV, flashover 1 time is allowed but not including total testing times No breakdown of the combi.sample occurred at 250kV
5
 DC voltage withstand negative 15 min. No breakdown and flashover shall occur at 156kV No breakdown and flashover occurred on the combi.sample
6
 AC voltage withstand, 4h No breakdown and flashover shall occur at 104kV, 4h No breakdown and flashover occurred on the combi.sample
7
 Oil-seal up test
(Only for Paper insulated cables)		 Heating for 24h, cooling for 24h. Conductor's temperature is 65¡æ, oil pressure: 100MPA No leaking, no seeping

Dimensions
Spec. Description
Single Core/ 3-Core
ConductorCross Section(mm2)
JSY-35/1x1 10/20kV heat shrinkable joints for XLPE power cables up to 35 kV
Single Core
50~95
JSY-35/1x2
Single Core
120~185
JSY-35/1x3
Single Core
240~400
JSY-35/3x1
3-Core
50~95
JSY-35/3x2
3-Core
120~185
JSY-35/3x3
3-Core
240~400
JSZ-35/1x1 10/20kV heat shrinkable joints for paper insulated power cables up to 35 kV
Single Core
50~95
JSZ-35/1x2
Single Core
120~185
JSZ-35/1x3
Single Core
240~400
JSZ-35/3x1
3-Core
50~95
JSZ-35/3x2
3-Core
120~185
JSZ-35/3x3
3-Core
240~400
JSYZ-35/1x1 10/20kV heat shrinkable joints for transitions from paper insulated cables to plastic insulated cables up to 35 kV
Single Core
50~95
JSYZ-35/1x2
Single Core
120~185
JSYZ-35/1x3
Single Core
240~400
JSYZ-35/3x1
3-Core
50~95
JSYZ-35/3x2
3-Core
120~185
JSYZ-35/3x3
3-Core
240~400