The Siemens 3NE76331U SITOR Semiconductor Fuse Link is a high-performance protection device designed specifically for safeguarding sensitive semiconductor components in high-power industrial applications. As part of the renowned SITOR 3NE7 Series, this fuse provides ultra-fast short-circuit protection for power electronic systems where conventional fuses cannot react quickly enough to prevent semiconductor damage.
Engineered for demanding industrial environments, the 3NE76331U features a 450A rated current, 2000V AC operating voltage, NH3 fuse size, and aR utilization category, making it suitable for protecting converters, inverters, rectifiers, UPS systems, industrial drives, and renewable energy applications. Siemens SITOR semiconductor fuses are specifically designed to limit fault energy and minimize thermal stress on sensitive semiconductor devices.
Available through SB Smart, the Siemens 3NE76331U delivers exceptional reliability, fast fault interruption, and long-term operational safety for critical power electronics installations.
Modern power electronic systems rely on expensive semiconductor devices that require specialized protection against short-circuit faults. The Siemens 3NE76331U is engineered to protect:
Its aR characteristic provides ultra-fast fault clearing, helping to reduce let-through energy and prevent costly damage to semiconductor components. This significantly improves system reliability and minimizes equipment downtime in industrial applications.
The 3NE76331U is designed for installations where high voltage and high current protection are critical. Its robust NH3 construction ensures reliable performance under severe operating conditions while maintaining low power losses and excellent current-limiting characteristics.
The fuse incorporates:
Its rugged construction makes it suitable for continuous operation in industrial automation systems, power conversion equipment, and critical infrastructure projects.
The Siemens 3NE76331U Semiconductor Fuse is ideal for:
At SB Smart, we supply genuine Siemens electrical products, industrial automation solutions, power distribution equipment, and semiconductor protection devices. The Siemens 3NE76331U SITOR Fuse Link offers superior protection for critical semiconductor applications, helping improve equipment reliability, reduce downtime, and extend the life of expensive power electronic systems.
Whether you are protecting industrial drives, converters, inverters, or renewable energy equipment, the 3NE76331U delivers the trusted performance and quality expected from Siemens semiconductor protection technology.
| Specification | Details |
|---|---|
| Product Name | SITOR Semiconductor Fuse Link |
| Manufacturer | Siemens |
| Product Series | 3NE7 |
| Model Number | 3NE76331U |
| Fuse Type | Semiconductor Protection Fuse |
| Rated Current | 450A |
| Rated Voltage AC | 2000V AC |
| Utilization Category | aR |
| Fuse Size | NH3 |
| Application | Semiconductor Protection |
| Protection Type | Short-Circuit Protection |
| Suitable For | IGBT, SCR, Thyristor & Diode Protection |
| Mounting Type | NH Fuse Mounting |
| Industrial Application | Yes |
| Brand | Siemens |
| Condition | New & Genuine Product |
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