ABB VUBB manuals
VUBB
Table of contents
- Table Of Contents
- Table Of Contents
- Safety
- Introduction
- Switching sequence, operation with resistor side first
- Switching sequence, operation with main contact first
- System overview
- Types of switching
- Types of connection
- Housing
- Rating plate
- Commissioning
- Tightening torques
- Filling under vacuum
- Mounting of external drive shafts
- Mounting of vertical drive shaft
- Testing
- Energizing
- Operation
- Inspection
- Checking oil quality
- Troubleshooting
- Repairs and adjustments
- Replacement of pressure relay
- Electrical diagrams
- Standard circuit diagram BUE
- Contact timing diagram BUE
- Standard circuit diagram BUL2
- Contact timing diagram BUL2
- Technical data
- Gearing mechanism
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