72.5kV Cable Joint

Applicable to connect the extruding HV cables each other, suitable for XLPE or EPR insulated cables with copper, aluminum or aluminum alloy conductors.

Voltage (kV)72.5
Insulation Diameter(mm)Φ47~Φ87.6
Cross section Area of cable conductor(mm2)185-2000mm²
The conductor connection methodCrimping Bolt shear
 
Testing itemsTesting contentsvalue
AC withstand TestDry AC withstand test125kV 15min
Impulse testLightning impulse450kV, ±10 times
Current carrying capacityRate current
Short-circuit current
By cable spec
Stress cone electrical
performance
AC withstand test
Partial discharge test
125kV 30min
As 75kV,≤5pC
Shield interruption testLightning Impulse test
DC withstand test
30kV,±10 times
25kV 1min

The information of dimension and weight

The length with copper housing:1500mm,the weight with copper housing:70kg;

The length with copper housing/coffin box:2200mm,

the weight with copper housing/coffin box:150kg

Applicable to connect the extruding HV cables each other, suitable for XLPE or EPR insulated cables with copper, aluminum or aluminum alloy conductors.

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