GE-ALSTOM TRANSACTION Effective 2nd November 2015, GE acquired Alstom’s energy businesses. The Alstom content available on this site is for information purposes only.
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Bushings

For all applications, Alstom Grid proposes a cost effective solution to facilitate the electric stress control of your equipment. Our bushings for electrical transmission offer AC and DC solutions with high-value customer benefits: longer lifetime and higher reliability, increased safety, no maintenance and installation flexibility.

For more than 90 years, Alstom Grid bushings have been synonymous with excellence, quality and competence in the high voltage field. Alstom Grid has three dedicated factories in Italy, India and China, with Italy being the centre of competence and development.

Motivated to provide you with innovative and superior quality products, our vision remains focused on meeting customer requirements while anticipating and exceeding the needs of a continuously changing market.

Our offer includes all technologies: RIP, OIP, Hybrid, SF6, ERBP for all applications and up to 1100 kV AC and 800 kV DC 

You will find more information on Passoni & Villa* bushings for electrical transmission.

For more information please contact Alstom's Contact Center 

* Passoni & Villa is an Alstom company

R.I.P
Resin Impregnated Paper

  • Up to 245 kV
  • Power transformers (oil-to-air, oil-to-oil, oil-to-SF6)
  • Through-wall applications
  • AC Generators

O.I.P
Oil Impregnated Paper

  • Up to 1200 kV
  • Power transformers
    (oil-to-air, oil-to-oil, oil-to-SF6)
  • Through-wall applications

Hybrid

  • DC converter bushing up to 800KVDC
  • Based on two technologies: OIP+SF6 or RIP+SF6

E.R.B.P
Epoxy Resin Bonded Paper

  • Up to 30 kV
  • AC generators (Hydrogen and water cooling)

SF6 insulated

  • Up to 800 kV
  • GIS, GIL and dead tank (air-to-SF6)
  • through-wall applications
  • Design parts patented

By application 

Power Transformers Bushings

OIP technology

Technologie du papier imprégné dans l’huile

Oil to air transformer bushings, for the connection to the HV transmission or distribution system

 

52-1200 kV

52-245 kV

25-765 kV

PNO

PSO

PAO

Oil to SF6 for the connection to the SF6 metal enclosed bus ducts

 

72,5-1050 kV

POBO

 

Oil to oil for the connection to the HV cables

 

72,5-1050 kV

PCTO

Air to air

72,5-420 kV

PWO

 

RIP technology

Resin Impregnated Paper transformer bushings

 

52-170 kV

72,5-245 kV

24-36 kV

PNR

Oil to air application

PCTR

Oil to oil application

PTFR/PTHR

Oil to air transformer bushings

  

Power Generator Bushings 

ERBP technology

Generator High Current ERBP bushing up to 36 kV-45.000 A

PGFE

 

RIP technology

Generator High Current RIP bushing up to 25 kV-5.400 A

PGFR 

Wall Bushings

Gas insulated technology air to air

up to 800 kV AC & DC applications 

PWS (AC solution) and PWHS (DC solution)

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DC converters bushings

Hybrid technology for DC converter bushings (OIP + SF6 up to 1,100 kV; RIP + SF6 above 420 kV)

PHI

GIS bushings
Up to 550 kV

PABS