66-220kV Fully Prefabricated Type Cable Joint

Compliance Standards:
IEC60840 "Power cables with extruded insulation and their accessories for rated voltages of 30 kV (Um = 36 kV) up to 150 kV (Um = 170 kV)"
IEC62067 "Power cables with extruded insulation and their accessories for rated voltages of 150 kV (Um = 170 kV) and above, up to 500 kV (Um = 550 kV)"
GB/T22078.3 "Rated voltage 500kV cross-linked polyethylene insulated power cables and their accessories - Part 3: Cable accessories"
GB/T18890.3 "Rated voltage 220kV cross-linked polyethylene insulated power cables and their accessories - Part 3: Cable accessories"
GB/T11017.3 "Rated voltage 110kV cross-linked polyethylene insulated power cables and their accessories - Part 3: Cable accessories"

Product Structure:
1. Straight-through joint
2. Insulated joint

Applicable Conditions:
Rated Voltage: 64/110kV, 127/220kV, 290/500kV
Applicable Cross-sectional Range: 240-2500mm²

Technical Features:
The main body of the joint is integrally pre-molded, facilitating easy installation.
The joint body is made of special liquid silicone rubber.
The inner shielding tube, insulation layer, and outer conductive layer are tightly combined.
Various options are available for the external sealing and protection of the joint according to on-site installation conditions.

Available Options:
a. Copper shell + heat shrink tube + waterproof sealing gel
b. Copper shell + epoxy fiberglass outer shell + waterproof sealing gel
c. Heat shrink tube + waterproof sealing gel + insulating tape