Underground Distribution Switches
Powell distribution switch solutions are available in subsurface, pad-mount, and transformer-mounted constructions for use in load-break, source-transfer, loop-fed, and fault-interrupting applications. Gas insulated and solid-dielectric designs can be customized to meet your requirements and application.
Powell offers a wide selection of pad-mount SF6 switches for systems rated 15kV through 38kV, 600A continuous current. Powell’s pad-mount switches may be provided in up to six switched ways. Pad-mount switches typically are provided with either front or rear termination access, however, Powell will configure to meet your specific requirements.
- 15kV up to 38kV applications
- 600 amp continuous current
- SF6 insulating medium
- Utility or heavy industrial applications
Powell subsurface/vault-style medium voltage switches are available for systems rated 15kV through 38kV, 900A continuous current. Subsurface vault switches utilize a medium voltage switch assembly mounted below ground level in a vault or chamber.
- Underground distribution applications
- Multiple switch configurations
- Custom-engineered to your specifications
Automatic Transfer Switches
Powell is your preferred switch solution provider for voltage loss restoration. Powell has over 30 years of experience in providing preferred/alternate, main-tie-main, and multisource load shedding solutions that meet our customers' requirements and applications.
- Auto Transfer Applications
- Auto Transfer with Load Fault Protection
- Multiple Source Configurations
- High Speed Transfer