WT-1/gF 50A NH1 gF 004139114
Regulations:
- Nominal voltage: 500V AC
- Nominal current: 50 A
- Size: NH1
- Characteristics: fast gF
- Nominal short-circuit capacity: 110 kA
Description:
Industrial fuse designed to protect electrical installations from the effects of short circuits and overloads. The electrical parameters and external dimensions comply with the following standards: PN-93/E-06160, PN, IEC-269, VDE 0636.
Construction:
- Mechanically impact-resistant
- Fuse body made of steatite
- Contacts made of silver knife
- The top of the body is made of steatite with high resistance to thermal loads
- Corrosion-resistant aluminum covers
- The internal arrangement of the ceramic body contains a lower copper piece, connected to the specially prepared internal arrangement of the knife contact
- The internal space of the ceramic body is filled with quantified kerosene sand with careful granularity selection
- The knife contacts are made of copper and brass, and are protected with a silver coating