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3NE1820-0
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3NE1820-0 |
| Alternative Part Number | 3NE18200 |
| Manufacturer | Siemens |
| Type | Fuse Link |
| Rated Current | 80 A |
| Utilisation Category | gS |
| Rated Voltage AC | 690 V |
| Rated Voltage DC | 250 V |
| Indicator | Front indicator |
| Mounting | Vertical mount |
| Dimensions | 21 x 52.6 x 79.9 mm |
| Operating Temperature | -20 °C to +50 °C |
| Relative Humidity | Up to 95% without condensation |
| Net Weight | 130 g |
| Contact Type | Blade contacts |
| Size Designation | NH000 |
| Environmental Category | Suitable for operation in environmental conditions from -20 to +50 at 95% relative humidity |
The Siemens 3NE1820-0 is a high-quality SITOR fuse link designed for robust and reliable circuit protection. This component features blade contacts and conforms to the NH000 size standard, ensuring compatibility with a wide range of industrial applications. With a nominal current rating of 80 A, it is capable of handling significant electrical loads, making it suitable for protecting motors, transformers, and other critical equipment.
Engineered for both alternating current (AC) and direct current (DC) systems, the 3NE1820-0 can operate at a voltage up to 690 V for AC and 250 V for DC, providing versatile protection across different power systems. The fuse link is also classified under the gS type, which means it is designed for both overload and short-circuit protection, ensuring comprehensive safety for electrical circuits.
The physical dimensions of 21 x 52.6 x 79.9 mm allow for a compact installation footprint, while the vertical mount design offers flexibility in system integration. Additionally, the front indicator on the fuse link provides a clear visual signal in the event of a fuse operation, which aids in quick identification and replacement, thus minimizing downtime.
This Siemens fuse link is a reliable choice for industrial professionals seeking a component that combines performance with durability, ensuring the continuous and safe operation of electrical systems.
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Frequently Asked Questions
What type of fuse is the Siemens SITOR fuse link?
The Siemens SITOR fuse link is a type NH000 fuse link with blade contacts, designed for protecting electrical devices in case of short circuits and overloads.
Can this fuse link be used in both AC and DC applications?
Yes, the Siemens SITOR fuse link is suitable for both AC and DC applications, with a rated uninterrupted AC voltage of 690 V and a DC voltage of 250 V.
What is the current rating for this fuse link?
The current rating for this fuse link is 80 A, which indicates the maximum current the fuse can handle without blowing.
What are the dimensions of this fuse link?
The dimensions of the fuse link are 21 x 52.6 x 79.9 mm, making it compact and suitable for use in various installations.
Is there an indicator to show if the fuse link has operated?
Yes, this fuse link features a front indicator that provides a visual indication when the fuse has operated and needs to be replaced.
What is the power loss associated with this fuse link?
The power loss for this fuse link is rated at 8 W, which is the energy dissipated as heat when the fuse is in operation.
What is the humidity tolerance for this fuse link?
The humidity tolerance for this fuse link is 95 %RH, which means it can operate effectively under high humidity conditions up to 95% relative humidity.
How should this fuse link be mounted?
This fuse link is designed for vertical mounting, which should be considered when installing it in your electrical setup.
What is the significance of the 'gS' classification for this fuse link?
The 'gS' classification indicates that the fuse link is a general-purpose fuse with full-range breaking capacity, suitable for protecting both cables and equipment.
What applications are suitable for this type of fuse link?
This type of fuse link is commonly used in industrial settings for motor protection and in power distribution systems where reliable overcurrent protection is required.
