Alert: Due to routine maintenance on the OSHA website, some pages are temporarily unavailable.
To file a complaint with OSHA or to ask a safety and health question, call 1-800-321-6742 (OSHA).

eTools Home : Electric Power Overview | Scope | SH Topics Page | Credits
Electric Power eTool

Substation Equipment: High Voltage Fuses

High Voltage Fuses
High voltage fuses are used to protect the electrical system in a substation from power transformer faults. They are switched for maintenance and safety.

Figure 1. High voltage fuses in a switch box
Figure 1. High voltage fuses in a switch box 		Figure 2. External switch for high voltage fuses
Figure 2. External switch for high voltage fuses
eTools Home : Electric Power Overview | Scope | SH Topics Page | Credits