steve
Got hold of Sime for a Carrier card for…
Got hold of Sime for a Carrier card for a chiller. Machine down in a factory. Received the new card in express time machine and plant now up and running fantastic service form Sime
3 weeks ago
3ND2144
Siemens 3ND2144 available at EU Automation. Get in touch today for a quick price.
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Full 12-month warranty
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What happens next?
1. Email confirmation
You will get an email confirming that we have received your enquiry.
2. Dedicated Account Manager
One of our team will be in touch to confirm your part(s) specification and condition.
3. Your quote
You will receive a comprehensive quote tailored to your specific needs.
The Siemens 3ND2144 is a high-performance HRC fuse element designed for reliable protection in electrical systems. This LV HRC fuse link, part of the SENTRON product line, is engineered with blade contacts and features a front indicator for easy identification. It is suitable for use in NH1 fuse systems according to DIN EN 60269-1 standards. With a rated operational current of 250 A and a maximum AC voltage of 690 V, this fuse element ensures robust circuit protection. The 3ND2144 is designed to operate efficiently in a range of environmental conditions, with an IP20 protection class when connected. Its non-corroding, silver-plated switching contact enhances durability, making it a dependable choice for various industrial applications. The fuse element's compact design, with a 47.2 mm enclosure width, allows for versatile mounting positions, preferably vertical, to suit different installation requirements.
| Specification | Description |
|---|---|
| Product Brand Name | SENTRON |
| Product Designation | LV HRC Fuse Link |
| Design | With blade contacts, front indicators, non-corroding silver-plated switching contact |
| Fuse System Size | NH1 according to DIN EN 60269-1 |
| Operating Class | aM |
| Mounting Type | Non-insulated grip lugs |
| Type of Voltage | AC |
| Supply Voltage | 690 V AC, 400 V DC |
| Operating Current | 250 A |
| Protection Class | IP20 with connected conductors |
| Switching Capacity | 120 kA according to IEC 60947-2 |
| Power Loss | 18 W per pole in hot operating state |
| Enclosure Width | 47.2 mm |
| Mounting Position | Any, preferably vertical |
| Net Weight | 444 g |
| Ambient Temperature | Operating: -5 °C to 40 °C; Storage: Air humidity 90% at 20 °C |
| Environmental Category | -20 to +50 at 95% relative humidity |
| Certificates | Reference code according to IEC 81346-2: FC |
The Siemens 3ND2144 is a high-performance LV HRC fuse element designed for reliable protection in electrical systems. It features a robust NH1 size fuse system with a rated operating current of 250 A and is suitable for both AC and DC applications. The fuse link is equipped with blade contacts and front indicators, ensuring easy installation and status identification. With a high switching capacity of 120 kA, it provides excellent protection against overcurrents. The non-corroding, silver-plated switching contact enhances durability, while the IP20 protection class ensures safety with connected conductors. Ideal for various industrial applications, this fuse element is designed to operate efficiently in a wide range of environmental conditions.
What type of fuse is this?
This is an LV HRC fuse element, specifically designed for high rupture capacity applications.
What is the rated current for this fuse?
The rated current for this fuse is 250 A.
What are the voltage ratings for this fuse?
The fuse is rated for 690 V AC and 400 V DC.
What is the size of the fuse system according to DIN EN 60269-1?
The fuse system size is NH1 according to DIN EN 60269-1.
What is the switching capacity of this fuse?
The switching capacity is rated at 120 kA according to IEC 60947-2.
What is the protection class of this fuse?
The protection class is IP20 when connected with conductors.
What are the environmental conditions for operating this fuse?
The ambient temperature during operation ranges from -5 °C to 40 °C, and it can be stored in conditions with air humidity of 90% at 20 °C.
What is the power loss for this fuse?
The power loss is 18 W for the rated current value at AC in a hot operating state per pole.
What is the design of the fuse link?
The design of the fuse link is an LV HRC fuse link with blade contacts and front indicators.
What is the net weight of this fuse?
The net weight of the fuse is approximately 444 g.
- Protection of electrical circuits in industrial applications
- Safeguarding machinery and equipment from overcurrent conditions
- Use in power distribution systems for reliable circuit protection
- Application in renewable energy systems for safeguarding components
- Integration into control panels for enhanced electrical safety
- Utilisation in motor control centres to prevent damage from electrical faults
- Deployment in commercial buildings for circuit protection
- Implementation in manufacturing facilities to ensure operational safety
This content has been produced using multiple sources. EU Automation takes no responsibility for the accuracy of this information. Always consult the original equipment manufacturer for the most up to date instructions and information.
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All parts new or reconditioned are covered by EU Automation 12 month warranty
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Customer reviews
steve
Daniel
Excellent customer service...
Alex Bailey is my main point of contact at EU Automation...he is extremely friendly, has exceptional customer service skills and always offers great pricing & lead times.
2 months ago
Jerry Schrink
Tom Higgins provided amazing service
Tom Higgins provided great prompt service. I contacted Tom by phone and within 10 minutes there was a quote in my in box. WOW Thank you Tom and Thank you EU Automation!
2 months ago
Paulo Pereira
Excellent service and communication…
Excellent service and communication from Alex Bailey. He truly goes above and beyond to ensure his clients are 100% satisfied. The entire process was seamless, and his attention to detail made a huge difference. Highly recommended for anyone looking for amazing service!
2 months ago
Gary
Tom Higgins did a great job at getting…
Tom Higgins did a great job at getting us the part we needed. He saw a concern with the part a verified before shipping.
3 months ago
Lessle Smith
Thomas Higgins has gone above and…
Thomas Higgins has gone above and beyond to make things happen for my facility. His customer service and knowledge were an asset in helping me with my order and the logistics challenges!
4 months ago
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