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— 1 Z S E 2 75 0 -1 16 E N , R E V. 5 Transformer bushings type GSA-OO Technical guide...
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The information provided in this document is intended to be general and does not cover all possible applications. Any specific application not covered should be referred directly to ABB, or its authorized representative. We reserve the right to make technical changes or modify the contents of this document without prior notice.
— Table of contents Design Standards Features and benefits Transportation and long term storage Testing Routine testing Type tests Special tests Test tap Electrical data Dimensions Connection details Mounting kit Integrated inner/outer terminal Solid rod conductor Positioning of stranded cable Conductor insulation Conductor loading Overloading of bushings...
T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E — Design The solid GSA-OO bushing is completely dry and the product. An example is that the fixing and based on a Resin Impregnated Paper (RIP) core.
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T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E Table 1.
T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E — Electrical data Table 2. Electrical data Ratings GSA-OO Rated voltage IEC (kV) 72.5 123-170...
T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E Solid rod conductor Positioning of stranded cable The solid rod is produced from electrolytical copper and...
T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E — Conductor loading The GSA-OO bushings is heat run tested with solid Overloading of bushings conductors and 1200 mm stranded cable.
The withstand voltage in a specific case depend upon many factors beyond control of the bushing manufacturer. Therefore the configuration and distances given below are only intended as guidelines. ABB can provide assistance with field calculations to confirm the compatibility between the transformer and the bushing. Space for current transformer Table 8.
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T R A N S F O R M E R B U S H I N G S T Y P E G S A - O O T E C H N I C A L G U I D E ø168 ø115 ø264...