Siemens 3NE8 731-1 Semiconductor Fuse

Protect your power electronics with the Siemens 3NE8 731-1 SITOR fuse. This 315A, 690V AC semiconductor fuse offers fast-acting aR characteristic short-circuit protection with a 200kA breaking capacity for maximum system safety.

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Siemens 3NE8 731-1 SITOR Semiconductor Fuse

The Siemens 3NE8 731-1 is a high-performance SITOR semiconductor fuse engineered for the reliable protection of power electronics. As part of the SITOR series, this fuse features an aR characteristic, delivering extremely fast-acting, partial-range protection against damaging short-circuit currents. It is specifically designed to safeguard sensitive components such as thyristors, diodes, and IGBTs in demanding applications like frequency converters, UPS systems, and soft starters. With a high breaking capacity of 200kA and compliance with the IEC 60269 standard, the 3NE8 731-1 ensures maximum operational safety and system availability.

Technical Specifications:

  • Brand: Siemens

  • Model: 3NE8 731-1

  • Product Type: SITOR Semiconductor Fuse

  • Rated Current: 315 A

  • Rated Voltage: 690 V AC

  • Breaking Capacity: 200 kA

  • Characteristic: aR (Partial-range semiconductor protection)

  • Size: NH1

  • Terminals: Blade contacts

  • Standard: IEC 60269

Siemens 3NE8 731-1 Semiconductor Fuse Description

BrandSiemens
Model3NE8 731-1

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