Power Transformer Protection - ABB· PDF fileABB Relays Power transformer protection AGO3-5005 E Page 2 List of contents) 1. INTRODUCTION 2. CONDITlONS LEADING TO FAUL TS 2.1 Insulation breakdown 2.2 Aging of insulation 2.3 Overheating due to overexcitation 2.4 Oil contamination and leakage 2.5 Reduced cooling 3. FAULT CURRENT 3.1 Ground faults in a solidly grounded[email protected]
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For determining the quality of SF6 gas.
For easy maintenance on high voltage switchgear.
Maintenance device for large and extra large gas compartments.
SF6 Gas Cylinder to Gas compartments.
NDIR SF6 Sensor for leakage monitoring.