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INTRUDUCTION
   Silicone Rubber Cold-shrinkable Joint Series Rated Voltage from 6kV up to 35kV
 
 
 
6~35kV Silicone Rubber Cold-shrinkable Joint(single core)
 
    Applications  
Types
Applicable Ranges of
Outer Diameter of Cable
Insulation Layer (mm)

  JLS15-3×35-70

16.6-22.5

  JLS15-3×95-150

21.1-27.0

  JLS15-3×185-300

26.0-33.5

  JLS15-3×400-630

35.0-45.9

    Cold-shrinkable joints are suitable for 6kV, 15kV and 35kV extruded dielectric power cable and successful operation under either in air, including exposure to direct sunlight or buried in earth even continuously in water at a depth not exceeding 7m service conditions.

 
 
 
   Essential Technical Date
Type
AC Withstand VoltageTest [5min,kV]
Heating Cycles
Test
Dynamic
Short-circuit
Test
[108.5kA,10ms]
Water Test [22kV,30 times cycling]
Impulse Voltage Withstand
under 100¡æ
[kV]
Partial Discharge Test under 100¡æ
[15kV,pC]
JLS15
¡Ý39
Passed
No Destruction
No Breakdown
95,¡À10 times
¡Ü2
 
   Silicone Rubber Performance
Peeling
Strength
[Mpa]
Tear Strength
[kN/m]
Surface
Contact
Angle
[ °]
Breakdown
Field
[MV/m]
Volume
Resistivity
[Ω.cm]
Permannent
Deform
Rate
[%]
 Tracking
Resistance
Tensile
Strength
[Mpa]
Elongation
at Break
[%]
Hardness
Shore A
¡Ý1.9
25
109
25
8.6¡Á1015
¡Ü8
1A4.5
¡Ý6
¡Ý700
28±2
 
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