6 piece regulating transformers 40MVA ONAN (50MVA ONAF) 110//10/20kV

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The supply including installation and commissioning of six regulating transformers OS 110kV, US switchable from 10kV to 20kV, with an apparent power of 40MVA ONAN, respectively 50MVA ONAF. The OS and US windings are designed to be continuously loaded with 50MVA. Up to 40MVA, operation is intended without active forced ventilation; above 40MVA, the regulating transformer must automatically switch on forced ventilation. Intended use Regulating transformer, with compensating winding Operating mode Continuous operation Design Power transformer with on-load tap-changer on the primary side, switchable from undervoltage of 10kV to 20kV Specification Oil transformer with US and OS bushings on both sides for outdoor installation, respectively twice for indoor installation, and road-transport-capable design suitable for delivery Expected service life 60 years The supply including installation and commissioning of six regulating transformers OS 110kV, US switchable from 10kV to 20kV, with an apparent power of 40MVA ONAN, respectively 50MVA ONAF. The OS and US windings are designed to be continuously loaded with 50MVA. Up to 40MVA, operation is intended without active forced…

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