Product Overview
The SGFCO 300A drop-out fuse cutout is a critical protective device designed for high-voltage power distribution networks. It functions to automatically open circuits in the event of an overload or short circuit, safeguarding electrical equipment and preventing potential fire hazards. Engineered to withstand extreme environmental conditions, including high winds, heavy rain, and temperature fluctuations, this device ensures reliable performance in both utility and industrial applications. Its durable construction and user-friendly design simplify maintenance and enhance system stability, making it an essential component for modern power infrastructure.
Product Features
◆Rated Current: 300A.
◆Automatic Disconnection: Swiftly interrupts circuits during overload or short-circuit events.
◆Durable Construction: Built to endure harsh weather and environmental stress.
◆High-Voltage Compatibility: Designed for medium- to high-voltage distribution networks.
◆Simplified Maintenance: Easy-access design for quick fuse replacement and servicing.
◆Weather-Resistant Performance: Suitable for extreme temperature ranges and outdoor installations.
Product Advantages
◆Enhanced Safety: Prevents equipment damage and reduces fire risks through rapid fault isolation.
◆Minimized Downtime: Ensures power system continuity with quick response to electrical faults.
◆Cost-Effective Maintenance: Streamlined design lowers labor requirements and service interruptions.
◆Reliable Operation: Functions consistently under challenging environmental and operational conditions.
◆Versatile Application: Suitable for utility grids, industrial plants, and rural or urban distribution networks.
◆Improved Grid Stability: Supports resilient power infrastructure with robust and adaptive protection features.
Use cases
◇High-voltage overhead lines in utility distribution networks.
◇Industrial facilities requiring reliable overload and short-circuit protection.
◇Outdoor installations exposed to extreme weather, temperature variations, or environmental contaminants.
◇Renewable energy systems, such as solar farms and wind power stations.
◇Substations and transformer protection in urban or rural power infrastructure.
◇Critical applications where minimal maintenance downtime and operational reliability are prioritized.
Technical parameters
| Model number | Rated voltage | Rated current | Creep distance |
| SGFCO-12/300 | 12kV | 300A | 220mm |
| SGFCO-15/300 | 15kV | 300A | 320mm |
| SGFCO-24/300 | 24kV | 300A | 440mm |
| SGFCO-33/300 | 33kV | 300A | 660mm |
| SGHFCO-12/300 | 12kV | 300A | 380mm |
| SGHFCO-24/300 | 24kV | 300A | 540mm |
| SGHFCO-33/300 | 33kV | 300A | 720mm |







