Ceramic Tubes For Square Fuse Link NH00C
What is an NH00 fuse? What are the performance requirements of the NH00 fuse ceramic body?
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Product Introduction
| Category | Item | Parameters |
|
Physical Properties |
Material | Al2O3 99% |
| Molding | ||
| Size | as customer drawings | |
| Bulk density | 3.70-3.75 g/cm3 | |
| Water absorption | 0% | |
|
Mechanical Properties |
Bending strength (Mpa) |
310 |
| Elastic Modulus (Gpa) | 310 | |
| Hardness (Gpa) |
12.9 |
|
| Poisson's ratio | 0.23 | |
|
Thermal Characteristics |
Average Linear Thermal Expansion Coefficient （X10-6/K） | 7.2 |
| Thermal Conductivity(20°C) W（m*k） | 23 | |
|
Electrical Properties |
Dielectric constant | 9.2 |
| Dielectric strength X 106（V/M） | 15 |
What is an NH00 fuse?
What are the performance requirements of the NH00 fuse ceramic body?
An NH00 fuse is a type of NH fuse that has a specific rated current and breaking capacity. It is commonly used in electrical systems with medium power requirements, such as larger motors, generators, and power distribution systems. The "00" in the NH00 designation refers to the fact that it has a higher breaking capacity than the NH0 fuse size.
The performance requirements of the NH00 fuse ceramic body are defined by international standards such as IEC 60269-1 and DIN VDE 0636. These standards specify the following performance characteristics for NH fuse ceramic bodies:
1-Electrical insulation: The NH00 fuse ceramic body must provide high electrical insulation properties to ensure proper operation and safety of the electrical system.
2-Mechanical strength: The NH00 fuse ceramic body must be mechanically strong enough to withstand the forces generated during the operation of the fuse.
3-High-temperature performance: The NH00 fuse ceramic body must be able to withstand high temperatures without degrading or losing its mechanical or electrical properties.
4-Resistance to thermal shock: The NH00 fuse ceramic body must be able to resist thermal shock, which occurs when a sudden change in temperature causes the material to expand or contract rapidly.
5-Chemical resistance: The NH00 fuse ceramic body must be able to resist chemical corrosion from the environment and from any materials that may come into contact with it.
6-High breaking capacity: The NH00 fuse ceramic body must be able to withstand the high breaking currents that occur during a fault condition, without failing or creating a safety hazard.
Overall, the performance requirements of the NH00 fuse ceramic body are critical to ensuring the safe and reliable operation of electrical systems. The manufacturing process of NH00 fuse ceramic bodies must be carefully controlled to ensure that the finished product meets these stringent requirements.
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