System VI Switchgear, available in ratings through 38 kV, combines the innovative features of Vista® Underground Distribution Switchgear (see pages 44 through 47) with the versatility of S&C Metal-Enclosed Switchgear (see pages 48 through 51). It’s offered in manual, remote supervisory, and source-transfer models.
System VI Switchgear features a modular arrangement of Vista UDS sections. Each section includes 600-ampere load-interrupter switches and fault interrupters, sealed in an SF6-insulated, elbow-connected tank. Using gas-tight air-insulated bushings on one or both sides of the tank, multiple sections are joined together with air-insulated transition bays, which can be furnished with metering transformers and other equipment. Transition bays can also be used to connect a System VI Switchgear lineup to S&C Custom Metal-Enclosed Switchgear or to a transformer.
Like Vista UDS, System VI Switchgear offers: