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High Voltage Underground (69kV and Up)

PFISTERER Dry AIS Outdoor Terminations - HVAC Cable Accessory HVUD29

PFISTERER Dry AIS Outdoor Terminations are prefabricated, oil-free and gas-free cable terminations designed for high-voltage cable connections to air-insulated switchgear (AIS) and outdoor transmission systems, providing reliable performance across a wide range of installation conditions.

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PFISTERER Dry AIS Outdoor Terminations - HVAC Cable Accessory
PFISTERER Dry AIS Outdoor Terminations - HVAC Cable Accessory

Application & Features

  • Designed for outdoor air-insulated switchgear (AIS) applications
  • Suitable for high-voltage transmission cable systems
  • Dry technology eliminates the need for oil or gas insulation
  • Reliable electrical field grading and dielectric performance
  • Secure conductor connection through robust mechanical support
  • Supports both self-supporting and externally supported installations
  • Accommodates a wide range of cable designs and conductor sizes
  • Simplified installation through prefabricated construction
  • Long-term 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
EST72 EST72
72.5 72.5
200-5000 200-5000
IEC 60840
IEC 60815 IEC 60840
IEC 60815
DOC123 DOC123
123 123
300-4000 300-4000
IEC 60840 IEC 60840
EST123 EST123
123 123
300-5000 300-5000
IEC 60840
IEC 60815 IEC 60840
IEC 60815
DOC145 DOC145
145 145
300-4000 300-4000
IEC 60840
IEEE 48 IEC 60840
IEEE 48
EST145 EST145
145 145
350-5000 350-5000
IEC 60840
IEC 60815 IEC 60840
IEC 60815
DOC170 DOC170
170 170
300-4000 300-4000
IEC 60840 IEC 60840
EST170 EST170
170 170
500-5000 500-5000
IEC 60840
IEC 60815
IEEE 48 IEC 60840
IEC 60815
IEEE 48

Standards & References

Type tested according to:

  • AEIC CS9
  • ICEA S-108-720
  • IEEE 48
  • IEC 60840
  • IEC 60815
  • Suitable for voltage levels from 72.5 kV to 170 kV

Construction

  1. Factory-prefabricated silicone insulation system
  2. Dry (oil-free and gas-free) termination design
  3. Integrated electrical stress control system with prefabricated silicone insulator
  4. Robust mechanical support concept for conductor continuity
  5. Available in both self-supporting and supported configurations
  6. Compatible with a wide range of conductor sizes and cable constructions
  7. Conductor size range from 200 to 5000 kcmil, depending on voltage class

Resources

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