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Drying transformer systems

Electrical Industry

Drying transformer systems

In the electrical industry, the drying of transformers plays a vital role in ensuring the proper functioning and durability of these critical components. Among the indispensable tools for this process, PVR's vacuum pumps stand out as key pillars, playing a crucial role in removing moisture inside transformers. These pumps, with their advanced technology and reliability, enable high vacuum levels to be achieved and maintained, guaranteeing effective and complete drying.

 

The operation of PVR vacuum pumps is based on well-established physical principles, which use atmospheric pressure to remove air and moisture from closed systems such as transformers. One of the most common technologies used in these pumps is the ejector principle, which uses the flow of a compressible fluid to create a vacuum in the working chamber. This depression, in turn, sucks air and moisture from inside the transformer, allowing them to be expelled through an exhaust system.

PVR vacuum pumps are designed for optimal efficiency and durability, even under the most demanding operating conditions. The materials used in their construction are carefully selected to resist corrosion and wear, ensuring reliable performance even in aggressive environments. In addition, these pumps are equipped with advanced control systems that monitor and automatically adjust the vacuum level, ensuring accurate and uniform drying of the transformers.

 

The importance of PVR vacuum pumps in transformer drying cannot be underestimated. Excessive moisture inside this equipment can compromise its efficiency and reliability, causing premature failure and costly interruptions in the power supply. Thanks to their ability to create and maintain high vacuum levels, PVR pumps effectively remove moisture, ensuring optimal performance and long transformer life.

 

In addition to their importance in transformer drying, PVR vacuum pumps are used in a wide range of other applications in the electrical industry. They can be used, for example, in the production of electronic components, in vacuum insulation systems and in test and measurement equipment. Their versatility and reliability make them a valuable tool for any operation that requires the creation and maintenance of accurate and controlled vacuums.

 

In conclusion, PVR's vacuum pumps are an essential element in the drying of transformers and numerous other applications in the electrical industry. Thanks to their advanced technology and reliability, they effectively remove moisture inside transformers, ensuring optimal performance and long life of this crucial equipment. With their crucial role in maintaining the stability and reliability of

electrical networks, PVR vacuum pumps are confirmed as indispensable partners for the electrical industry.

EM – Pompe monostadio lubrificate monoblocco

EM 4-8


Ultimate pressure:
≤ 2.00 ÷ ≤ 20.00 mbar

EM 12-20


Ultimate pressure:
≤ 2.00 ÷ ≤ 20.00 mbar
Pumping speed:
12.00 ÷ 21.00 m3/h

EM 28 - 40


Ultimate pressure:
≤ 2.00 ÷ ≤ 20.00 mbar
Pumping speed:
28.00 ÷ 51.00 m3/h

EU/PVL – Pompe monostadio lubrificate

EU 45-65-105


Ultimate pressure:
≤ 5.00 ÷ ≤ 10.00 mbar
Pumping speed:
48.00 ÷ 126.00 m3/h

EU 160-205-300


Ultimate pressure:
≤ 0.50 ÷ ≤ 10.00 mbar
Pumping speed:
152.00 ÷ 360.00 m3/h

EU 650-1000


Ultimate pressure:
≤ 0.50 ÷ ≤ 10.00 mbar
Pumping speed:
660.00 ÷ 1239.00 m3/h

PVL 15-35


Ultimate pressure:
≤ 0.50 ÷ ≤ 20.00 mbar
Pumping speed:
17.00 ÷ 42.00 m3/h

PVL 401-541


Ultimate pressure:
≤ 0.50 ÷ ≤ 10.00 mbar
Pumping speed:
417.00 ÷ 663.00 m3/h

EU OX – Pompe monostadio lubrificate per il trattamento O2

Ox Series


Pumping speed:
18.00 ÷ 1239.00 m3/h

DRY C – Pompe per vuoto a camme

DRY C e CR Series


Pumping speed:
60.00 ÷ 1140.00 m3/h

DRY C NEXT Generation Series


Pumping speed:
150.00 ÷ 180.00 m3/h

DRY C – Compressori a camme

DRY C e CR P Series


Pumping speed:
56.00 ÷ 600.00 m3/h
Pressures:
da 0.60 a ≤ 2.30 bar

Serie HV – Roots High Vacuum

GMa 10.0 HV - 11.4 HV


Pumping speed:
180.00 ÷ 900.00 m3/h

GMa 12.5 HV - 13.8 HV


Pumping speed:
1000.00 ÷ 3450.00 m3/h

GMb 14.9 HV - 17.15 HV


Pumping speed:
3900.00 ÷ 18825.00 m3/h

Serie HV/Bp – Roots con By-Pass

GMa 11.3 HV/BP - 13.8 HV/BP


Pumping speed:
500.00 ÷ 3420.00 m3/h

VD – Pompe a secco monoblocco

VD 3


Ultimate pressure:
≤ 120.00 ÷ ≤ 150.00 mbar
Pumping speed:
3.00 ÷ 3.60 m3/h

VD 6 – 8


Ultimate pressure:
≤ 120.00 ÷ ≤ 150.00 mbar
Pumping speed:
6.00 ÷ 9.60 m3/h

VD 16 – 25 – 40


Pumping speed:
16.00 ÷ 48.00 m3/h

MICRO – Mini pompe e compressori a membrana

M41


Ultimate pressure:
≤ 40.00 ÷ ≤ 200.00 mbar
Pressures:
da 2.00 a ≤ 3.00 bar

M71


Ultimate pressure:
≤ 15.00 ÷ ≤ 100.00 mbar
Pressures:
da 0.70 a ≤ 1.30 bar

Serie GV - GC

GV


Pumping speed:
500.00 ÷ 4700.00 m3/h

GC


Pumping speed:
500.00 ÷ 3465.00 m3/h