PFISTERER CONNEX GIS Terminations - HVAC Cable Accessory HVUD30

PFISTERER Dry Plug-In Separable Connectors are factory-prefabricated, silicone-insulated connector systems designed for reliable termination of high-voltage polymeric insulated cables in gas-insulated switchgear (GIS) and transformer applications. The dry, fully insulated, metal-enclosed design eliminates the need for oil or gas insulation while providing safe, touch-proof operation, fast installation, and long-term operational flexibility. These connectors support efficient commissioning, easy maintenance, and a wide range of voltage and conductor size requirements.

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Application & Features

  • Designed for gas-insulated switchgear (GIS), transformers, and high-voltage substations
  • Suitable for high-voltage polymeric insulated cable termination applications
  • Dry plug-in technology eliminates the need for oil or gas insulation at the interface
  • Fully insulated, metal-enclosed, and touch-proof design for enhanced safety
  • Reliable electrical insulation and stress control using silicone-based materials
  • Consistent dielectric performance through a fully sealed insulation system
  • Fast installation, commissioning, and energization through standardized plug-in construction
  • Easy connection, disconnection, and replacement of cables or equipment
  • Maintenance-free operation reduces lifecycle costs
  • Waterproof construction suitable for indoor and outdoor installations
  • Accommodates a wide range of conductor sizes and system configurations
  • Supports flexible substation design and future system modifications
  • Environmentally friendly design with oil-free and gas-free operation
  • Long-term operational reliability in utility and transmission environments

Specifications

Select more options below for part numbers, packaging, and color options:
Accessory Name Voltage Level (kV) Cable/Conductor Size (kcmil) Standards
Size 4 Size 4
72.5 72.5
200-4000 200-4000
IEC 60840
IEC 63026
IEC 60840
IEC 63026
Size 5-S Size 5-S
145 145
200-3150 200-3150
IEC 60840 IEC 60840
Size 6 Size 6
170 170
Max 5000 Max 5000
IEC 60840 IEC 60840
Size 6-S Size 6-S
245 245
Max 5000 Max 5000
IEC 62067 IEC 62067
Size 7 Size 7
300 300
1250-6000 1250-6000
IEC 62067 IEC 62067
Size 7-S Size 7-S
362 362
1250-6000 1250-6000
IEC 62067 IEC 62067
Size 8 Size 8
420 420
1250-6000 1250-6000
IEC 62067 IEC 62067
Size 9 Size 9
550 550
1250-6000 1250-6000
IEC 62067 IEC 62067

Standards & References

Type-tested according to:

  • AEIC CS9
  • ICEA S-108-720
  • IEC 62067
  • IEC 63026
  • IEC 60840 (where applicable)
  • Suitable for voltage levels from 72.5 kV to 550 kV

Construction

  1. Factory-prefabricated silicone insulation system
  2. Dry, plug-in (separable) connector design
  3. Fully insulated and metal-enclosed construction
  4. Touch-proof operating design
  5. Integrated electrical insulation and stress control
  6. Oil-free and gas-free interface
  7. Waterproof and environmentally resistant design
  8. Suitable for both indoor and outdoor installations
  9. Maintenance-free operation
  10. Standardized plug-in connection concept

Resources

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