Universal Sintered Product and Machinery are among the eminent names in the industry for manufacturing and supplying Vacuum Pressure Impregnation Plant. The offered machine is effective in impregnating deep voids of winding for increasing the working ability of carbon blocks, mechanical vanes etc . This machine is robust in terms of construction as well.

These plant are used for insulation treatment of following electrical Product:

      Carbon impregnation

  • H.V motors and generators
  • Wind turbines
  • Dry type transformers
  • Insulation material of cable
  • Power capacitor
  • H. T coils for automobile industries


  • VPI plant for motor windings
  • VPI plant for transformers

Technical Specification:
Impregnation tank

  • Operating pressure: 0 – 10 kg/sq cm2
  • Chamber Size range: Dia 500 mm to 3000 mm
  • Type of clamping
  • Manual clamping
  • Bayonet clamping
  • Accessories mounting
  • Safety valve
  • Pressure relief valve
  • Vacuum breaker
  • Sight and light arrangement

Storage tank:

  • Storage tank specially designed to store varnish, oils or liquids as per customer need or varnish manufacturer specified.
  • Heating system to maintain temperature ranging from 25 C to 80 C
  • Cooling system for to maintain temperature of 0 c to 25 C
  • 100 mm rock wool insulation used to avoid heat transfer


  • A stirrer with 3 nos Airfoil shaped blades is provided in order to reduce temperature gradient of varnish between side walls and a center of tank
  • Stirrer speed – 70 rpm
  • Bearing housing and stool provided in order to reduce friction, noise and for ease operation


Pressure system:

  • For pressure either the line can be taken from existing compressor unit or will be provided us as per customer requirement
  • Moisture separator
  • Safety devices
  • Pressure regulator

Control Panel:

  • Control panel will be provided as per customer requirement
  • Manually operated
  • PLC based
  • Robust construction
  • User friendly
  • Easy to operate
  • Low maintenance cost