Eaton 120W-VACR20 manuals
120W-VACR20
Table of contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Type W-VAC and W-VACW Vacuum Circuit Breaker Ratings
- Table Of Contents
- Type W-VAC Breaker Element Only Outline Dimensions (millimeters) and Weights (Kilograms)
- Outline and Dimensions (mm) Type W-VAC Breaker Element with Carriage Assembly and Cradle Assembly
- Outline and Dimensions (mm) Type W-VAC 3150 Breaker with Carriage Assembly
- Receiving
- Storage
- Front and Rear External View W-VAC Breaker With Cradle Assembly for Double Tier Switchgear
- Front and Rear External View W-VAC 3150A Breaker with Carriage Assembly for Single Tier Switchgear
- Initial Inspection and Operation
- Type W-VAC Breaker Manual Operation (Single Tier Breaker Shown)
- Breaker/Compartment Interface Check
- Interrupter Assembly
- Contact Erosion Indicator (Except 3150A)
- T" Cutout Loading Spring Indicator
- Stored Energy Mechanism
- Closing Cam and Trip Linkage
- Charging Schematic
- Tripping Operation
- Undervoltage Trip Device
- Typical DC and AC Control Schemes
- Undervoltage Trip Device Configuration
- Miscellaneous
- Warning
- Inspection and Maintenance Procedures
- Test Voltage
- Contact Erosion (Except 3150A)
- Insulation
- Primary Circuit Resistance Check
- Lubrication
- General
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