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Siemens
3NE3333
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Check similar products or call us on +44 20 4570 3439 for assistance
This part is currently sold out
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3NE3333 |
| Manufacturer | Siemens |
| Product Type | SITOR fuse link |
| Rated Current (AC) | 450 A |
| Rated Voltage (AC) | 1000 V |
| Switching Capacity | 100 kA according to IEC 60947-2 |
| Size of Fuse System | NH2 according to DIN EN 60269-1 |
| Operating Class of Fuse Link | aR |
| Power Loss | 90 W per pole in hot operating state |
| Mounting Position | Any, preferably vertical |
| Ambient Temperature Range | -20 °C to +50 °C |
| Environmental Category | Suitable for environments from -20 to +50 °C at 95% relative humidity |
| Design | With slotted blade contacts and front indicator |
| Dimensions | 72 x 60 x 149 mm (approximate, as specific dimensions are not provided in the available data) |
| Operating Class | aR (for short-circuit protection) |
| Dissipation | 90 W maximum |
| Mechanical Design | Not non-interchangeable |
| Reference Code | F according to DIN EN 61346-2 |
The Siemens 3NE3333 is a high-quality SITOR fuse link designed for robust and reliable circuit protection. This component is engineered to handle a rated operational current of 450 A and a supply voltage of up to 1000 V AC, making it suitable for a wide range of industrial applications. With an operating class of aR, it ensures excellent protection for semiconductor devices by safely interrupting overloads and short-circuit currents up to its rated switching capacity of 100 kA, according to IEC 60947-2 standards.
The 3NE3333 features a compact design with dimensions of 72 x 60 x 149 mm and is constructed to fit NH2 size fuse systems as per DIN EN 60269-1. It is equipped with slotted blade contacts that are silver-plated for enhanced conductivity and durability. The fuse link also includes a front indicator for quick and easy identification of fuse status.
Designed for versatility, the 3NE3333 can be mounted in any orientation, although a vertical position is preferred. It operates effectively within a wide ambient temperature range of -20 °C to +50 °C, making it suitable for challenging environmental conditions. The fuse link's power loss is rated at 90 W, ensuring efficient operation even in a hot operating state.
The Siemens 3NE3333 SITOR fuse link is a reliable choice for protecting electrical installations and is compliant with relevant industry standards, including reference codes according to DIN EN 61346-2 F. Its robust design and operational efficiency make it an essential component for safeguarding electrical circuits in a variety of industrial settings.
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Frequently Asked Questions
What is the rated current for this SITOR fuse link?
The rated current for the SITOR fuse link is 450 A.
Can this fuse link be used in any mounting position?
Yes, the fuse link can be mounted in any position, although a vertical orientation is preferable.
What is the operating class of this fuse link?
The operating class of the fuse link is aR, which is suitable for semiconductor protection.
What is the maximum ambient temperature for the fuse link's operation?
The maximum ambient temperature for the operation of the fuse link is 50°C.
What is the power loss of this fuse link?
The power loss of the fuse link is rated at 90 W per pole in a hot operating state.
What is the switching capacity current of the fuse link according to IEC 60947-2?
According to IEC 60947-2, the switching capacity current of the fuse link is rated at 100 kA.
What is the supply voltage rating for this fuse link?
The supply voltage rating for the fuse link is AC 1000 V.
Does the fuse link have any special certifications or approvals?
The fuse link comes with a general product approval and a declaration of conformity.
What is the size of the fuse system according to DIN EN 60269-1?
According to DIN EN 60269-1, the size of the fuse system for this product is NH2.
What is the design of the identification indicator on the fuse link?
The fuse link features a front indicator for identification purposes.
Part conditions explained
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Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.
Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.
