Product Overview: LW58A-363/420 Live Type Circuit Breaker
The LW58A-363/420 Live Type Circuit Breaker product consists of components such as inlet and outlet bushings, current transformers, arc extinguishing chambers, frames, and operating mechanisms. The product can be used to cut off rated current, fault current, or conversion lines, achieving control and protection of the power system.
Specifications and Parameters:
Rated voltage |
363kV 420kV |
Rated current |
4000A, 5000A |
Rated frequency |
50 Hz, 60Hz |
Rated short-circuit breaking current |
50kA, 63 kA |
Rated short-circuit closing current |
130kA, 171kA; |
Rated short-time withstand current and duration |
50kA/3s, 63kA/3s; |
Rated peak withstand current |
130kA, 171kA |
Mechanical lifespan |
M2 |
Application Scenarios:
It is widely used in domestic and overseas industries such as power, metallurgy, mining, transportation, and public utilities.
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