3NE8722-1
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$70.15
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Buy genuine Siemens 3NE8722-1 online
The Siemens 3NE8722-1 is a high-quality SITOR fuse link designed for reliable semiconductor protection in industrial automation systems. This specialty fuse link features bolt-on links and complies with NH000 size standards, providing a rated current of 125 A and a rated voltage of up to 690 V AC and 440 V DC. Its sturdy design includes a convenient front indicator for easy status monitoring and an 80 mm mounting dimension suitable for busbar installations. Ideal for safeguarding sensitive electronic components, the 3NE8722-1 offers durable, factory-tested performance to ensure operational safety and longevity in your control panels and machine setups.
Key Features of Siemens 3NE8722-1
- Rated current: 125 A for reliable protection of semiconductors
- Voltage rating: 690 V AC and 440 V DC for versatile industrial use
- SITOR fuse link type with aR operating class for semiconductor protection
- Bolt-on silver-plated links for secure electrical connection
- Front indicator for easy visual status monitoring
- Mounting dimension of 80 mm suitable for screwing onto busbars
- Power loss of 23 W at rated current for efficient operation
- Environmental operating temperatures from -20 °C to 50 °C
- Compact, lightweight design with 143 g net weight
- Complies with EN 60269-1 standards for fuse systems
Technical Specs of 3NE8722-1
Explore Siemens 3NE8722-1 datasheet covering voltage, I/O, and communication before installation.
| Specification | Value |
|---|---|
| Rated Current (In) | 125 A |
| Rated Voltage AC (Un AC) | 690 V |
| Rated Voltage DC (Un DC) | 440 V |
| Fuse Size | NH000 |
| Operating Class | aR (semiconductor protection) |
| Mounting Dimension | 80 mm |
| Power Loss at Rated Current | 23 W |
| Operating Temperature Range | -20 °C to +50 °C |
| Weight | 143 g |
Applications / Use Case
This Siemens 3NE8722-1 is commonly used in industrial automation and process control where semiconductor devices require reliable overcurrent protection. It is ideal for factory control panels, production line systems, packaging, and conveyor operations. The fuse link ensures equipment safety by preventing damage from overcurrents and short circuits in sensitive electronic components, enhancing operational continuity and minimizing downtime in automated environments.
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