The Siemens 3NE43336 SITOR Semiconductor Fuse Link is a premium high-speed protection device specifically engineered for safeguarding sensitive semiconductor components against short-circuit currents and electrical faults. Part of the trusted Siemens SITOR 3NE4 Series, the 3NE43336 is designed to deliver ultra-fast fault interruption and superior current-limiting performance, making it ideal for industrial power electronics applications.
With a rated current of 450A and a rated voltage of 800V AC, this semiconductor fuse is optimized for protecting expensive semiconductor devices used in converters, inverters, rectifiers, UPS systems, soft starters, and variable frequency drives (VFDs). Its specialized aR utilization category ensures rapid response to fault conditions while minimizing thermal and electrical stress on sensitive components.
Available from SB Smart, the Siemens 3NE43336 offers dependable protection, high operational reliability, and long service life for critical industrial applications.
Semiconductor devices such as IGBTs, SCRs, thyristors, and power diodes can be damaged within milliseconds during fault conditions. The Siemens 3NE43336 is engineered to react significantly faster than conventional industrial fuses, helping reduce let-through energy (I²t) and protecting valuable electronic equipment from costly failures.
This fuse is ideal for protecting:
SITOR semiconductor fuses are specifically designed to provide rapid fault clearance and exceptional current-limiting characteristics for modern power electronics systems.
Manufactured according to Siemens' rigorous engineering standards, the 3NE43336 delivers reliable performance in demanding industrial environments.
Its robust construction provides:
The fuse is suitable for installation in fuse bases, switch disconnectors, and other industrial protection assemblies where dependable semiconductor protection is required.
The Siemens 3NE43336 Semiconductor Fuse is suitable for:
At SB Smart, we supply genuine Siemens electrical products, semiconductor protection solutions, switchgear components, and industrial automation equipment. The Siemens 3NE43336 SITOR Fuse Link provides dependable protection for sensitive semiconductor devices, helping improve system reliability and reduce costly downtime.
Whether you are protecting industrial drives, converters, UPS systems, inverters, or power electronic equipment, the 3NE43336 delivers the trusted performance and quality expected from Siemens SITOR technology.
| Specification | Details |
|---|---|
| Product Name | SITOR Semiconductor Fuse Link |
| Manufacturer | Siemens |
| Product Series | 3NE4 |
| Model Number | 3NE43336 |
| Fuse Type | Semiconductor Protection Fuse |
| Rated Current | 450A |
| Rated Voltage | 800V AC |
| Utilization Category | aR |
| Application | Semiconductor Protection |
| Protection Type | Short-Circuit Protection |
| Suitable For | IGBT, SCR, Thyristor & Diode Protection |
| Installation | Fuse Base / Switch Disconnector |
| Industrial Application | Yes |
| Brand | Siemens |
| Condition | New & Genuine Product |
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