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The HYODA sudden Oil Pressure Relay is highly recommended that oil immersed electrical equipment such as transformer and reactors shall be provided with safety device that is securely protect an equipment from potential damage caused by internal fault.

Thông tin

  • If an accident occure in a equipment, this relay quickly responds to fluctuations in the internal pressure and works even if a pressure difference is slight

Therefore the time between the occurrence of an accident and shutdown can be extremely shorted

  • Since this relay is mainly to be installed the tank side of a transformer
  • This relay uses microswitch for electric contact, which ensures switching and high reliability.
  • Model Name PVO
  • Have 02 type of PVO for installed at side and at top of tank
  • Electric contact rating AC125/250V5A, DC125V/250V-0.25/0.5A
  • Protective structure IP65

Option

  • 03 type of PVO is available for use, 0306-10 meter from installed poision to conservator.
  • More than 01 microswwitch is available.
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