The original lightweight, easy-to-use portable loadbreak tool
For use with disconnects, cutouts, power fuses, and fuse limiters, S&C’s portable loadbreak tool provides a better way of switching on your distribution system
The Loadbuster tool is the original lightweight, easy-to-use portable loadbreak tool for use with disconnects, cutouts, power fuses, and fuse limiters. It brings load-switching capability through 34.5 kV and 600 amperes nominal, 900 amperes maximum to your overhead distribution system.
The Loadbuster tool cuts installation and operation costs. There’s no need for load interrupters on each device. Switching procedures are simplified too . . . minimizing the duration and scope of outages. This rugged, reliable device interrupts with no external arc, meeting OSHA requirements for opening circuits under load.
Lineman-proven since 1956 . . . the ultimate in portable live switching
- Available in two system-matched models
- 14.4/25 kV nominal, 27 kV maximum
- 25/34.5 kV nominal, 38 kV maximum
- Interrupts with no external arc. Meets OSHA requirements for opening circuits under load
- Handles all live-switching duties — transformers, lines, cables, and capacitors . . . through 38 kV, 900 A
- Rugged, reliable. Loadbuster’s robust, low-maintenance design stands up to the most demanding use . . . up to 2000 operations between inspections
- Operation counter feature tracks tool use, helps determine maintenance needs
- Cuts installation and operation costs. No need for interrupters on each device . . . simplified switching procedures minimize duration and scope of outages
- Total factory support. Loadbuster and replacement parts available for immediate delivery.
S&C’s Loadbuster Tools are manufactured in accordance with a quality system certified to ISO9001:2000.
Certain application restrictions apply, especially with regard to single-pole switching of ungrounded-primary three-phase transformers or banks of single-phase transformers.
- Loadbuster – The S&C Loadbreak Tool: Applications, Restrictions, and Clearances
Data Bulletin 811-50.pdf [English, 39 KB, 8/19/2002] - Loadbuster – The S&C Loadbreak Tool: Minimum Construction Specifications for Disconnects, Cutouts, and Power Fuses Qualifying for Use with Loadbuster
Data Bulletin 811-60.pdf [English, 46 KB, 8/19/2002]
- Loadbuster—The S&C Loadbreak Tool – S&C’s Portable Loadbreak Tool Provides a Better Way of Switching on Your Distribution System
Descriptive Bulletin 811-30.pdf [English, 2887 KB, 4/24/2017]
- Loadbuster Tool Refurbishing Services
Educational Material 811-4500.pdf [English, 502 KB, 12/5/2022]
- Loadbuster®—The S&C Loadbreak Tool: Outdoor Distribution (14.4 kV through 34.5 kV): Installation
Instruction Sheet 811-505.pdf [English, 1174 KB, 9/8/2020] - Loadbuster®—The S&C Loadbreak Tool: Outdoor Distribution (14.4 kV, 27 kV, and 34.5 kV): Inspection and Maintenance
Instruction Sheet 811-510.pdf [English, 7325 KB, 12/5/2022]
- S&C Loadbuster®—The S&C Loadbreak Tool: Outdoor Distribution (14.4 kV and 34.5 kV): Specifications
Specification Bulletin 811-31.pdf [English, 324 KB, 4/24/2023]
