Siemens 3NE3340-8 SITOR NH2 Fuse Link 900A aR 690V with Front Indicator Original Brand New
$495.77
Siemens 3NE3340-8 is a high-performance SITOR fuse link designed for semiconductor protection. Featuring an NH2 size body with 900A rated current and aR utilization category, it ensures ultra-fast switching for sensitive power electronics. Includes slotted blade contacts and a front-mounted indicator.
Availability: In stock
Overview
The Siemens SITOR 3NE3340-8 series is engineered specifically for the protection of power semiconductors such as diodes, thyristors, and MOSFETs. Unlike standard NH fuses, SITOR fuses offer a much faster response time to prevent damage to expensive electronic components during short-circuit events. The slotted blade contact design allows for secure mounting in specialized fuse bases or switch disconnectors.
Features & Function
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Type: SITOR fuse link
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Model: Siemens 3NE3340-8
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Rated Current (In): 900 A
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Rated Voltage (Un AC): 690 V
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Fuse Class: aR (partial-range protection)
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Design: NH2 size, slotted blade contacts
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Front Indicator: Visual status indicator for easy monitoring
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Durable Construction: Designed for long-term reliability in industrial environments
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Easy Installation: Compatible with standard NH fuse bases
Benefit
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Ultra-Fast Response: The aR (Partial Range) classification ensures high-speed clearing of faults, critical for semiconductor safety.
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Reliable Monitoring: Integrated front indicator provides immediate visual confirmation when a fuse has blown.
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Optimized Heat Dissipation: Designed to handle high continuous currents (900A) with minimal power loss.
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Global Standards: Fully compliant with international NH-system standards for industrial reliability.
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| Weight | 0.804 kg |
|---|---|
| Dimensions | 270.00 × 200.00 × 105.00 mm |
| Brand | SIEMENS |
| product brand name | SENTRON |
| product designation | SITOR fuse link |
| design of the product | With slotted 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 | NH2 |
| operating class of the fuse link | aR |
| varying load factor (WL) | 0.95 |
| type of voltage / of the operating voltage | AC |
| supply voltage | – |
| 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 | 165 W |
| operational current | – |
| ● at 30 °C / rated value | 900 A |
| ● at 40 °C / rated value | 900 A |
| ● at 45 °C / rated value | 900 A |
| ● at 50 °C / rated value | 891 A |
| ● at 55 °C / rated value | 882 A |
| ● at 60 °C / rated value | 873 A |
| ● at AC / rated value | 900 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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