Bushings are the components of the Power Transformer specified to realize the connection to the high voltage electrical network and switchgear devices, allowing the flow of the electrical power. Trench Group & HSP provides a wide range of bushing products, designed to be connected to oil-insulated and ester power transformers. Our product spectrum includes transformer bushings with condenser grading and a choice of active part insultation : resin-impregnated paper (RIP), resin-impregnated synthetic (RIS), resin-impregnated glassfiber (RIG), oil-impregnated paper (OIP), Ester fluid impregnated paper. Available with composite or insulator. Our bushings are certified in accordance to the latest international standards such as ISO/EN, IEC, IEEE, CSA, NFC. Available from 24kV up to 1200kV, depending on the technologies. Other transformer connections such as high current bushings and oil-to-gas types
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