Siemens 3NE1227-2 SITOR Fuse Link NH1, 250A, gR, 690V AC, Front Indicator Original Brand New
$88.03
High-performance SITOR semiconductor fuse link designed for superior circuit protection. Featuring an NH1 size with blade contacts, it provides a 250A rated current and gR operating class, ensuring rapid response for AC (690V) and DC (250V) applications.
Availability: In stock
Overview
The Siemens 3NE1227-2 SITOR Fuse Link is a high-performance semiconductor protection fuse designed for demanding industrial power applications. Built in NH1 size with blade contacts, this fuse ensures fast and reliable protection of sensitive power electronics such as converters, rectifiers, and inverters.
With a rated current of 250 A, AC voltage up to 690 V, and DC voltage up to 250 V, this gR characteristic fuse offers both short-circuit and overload protection. The integrated front indicator allows quick visual inspection, reducing downtime and improving maintenance efficiency.
Benefit
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Reliable protection for sensitive semiconductor devices
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Fast-acting gR characteristic for superior fault response
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High current handling for industrial applications
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Visual front indicator for quick fuse status detection
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Durable Siemens quality for long service life
Function & Features
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Fuse Type: SITOR fuse link
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Design: Blade contacts, NH1 size
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Rated Current (In): 250 A
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Rated Voltage AC: Up to 690 V
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Rated Voltage DC: Up to 250 V
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Utilization Category: gR (full-range semiconductor protection)
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Indicator: Front-mounted fuse indicator
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Application: Protection of power semiconductors and industrial electrical systems
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| Weight | 0.602 kg |
|---|---|
| Dimensions | 178.00 × 200.00 × 85.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | SITOR fuse link |
| design of the product | With blade contacts |
| design of an identification indicator | front indicator |
| design of the switching contact | With blade contacts, silver-plated |
| design of the fuse link | SITOR, LV HRC design |
| size of fuse system / acc. to DIN EN 60269-1 | NH1 |
| operating class of the fuse link | gR |
| varying load factor (WL) | 1 |
| type of voltage / of the operating voltage | AC/DC |
| supply voltage | – |
| ● at DC | 250 V |
| switching capacity current | – |
| ● acc. to IEC 60947-2 / rated value | 100 kA |
| power loss [W] | – |
| ● for rated value of the current / at AC / in hot operating state / per pole | 35 W |
| operational current | – |
| ● at 30 °C / rated value | 250 A |
| ● at 40 °C / rated value | 250 A |
| ● at 45 °C / rated value | 250 A |
| ● at 50 °C / rated value | 247.5 A |
| ● at 55 °C / rated value | 245 A |
| ● at 60 °C / rated value | 242.5 A |
| ● at AC / rated value | 250 A |
| product description | Not non-interchangeable |
| mounting position | Any, preferably vertical |
| ambient temperature / during operation | – |
| ● minimum | -20 °C |
| ● maximum | 50 °C |
| environmental category | -20 to +50 at 95% relative humidity |
| Miscellaneous | Miscellaneous |
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