Product Overview:550kV Gas Insulated Switchgear
The ZF28-550 gas insulated metal enclosed switchgear is a three-phase AC high-voltage electrical equipment that controls, measures, protects, and switches transmission lines. It mainly includes basic components such as circuit breakers, isolating switches, grounding switches, quick grounding switches, current transformers, voltage transformers, cable connection devices, outgoing conduit, zinc oxide lightning arresters, busbar tubes, and interval control cabinets, which can be combined into the required main wiring mode according to user requirements.
Specifications and Parameters:
|
Rated voltage |
550kV |
|
Rated frequency |
50 /60Hz |
|
Rated current |
5000/6300A |
|
Rated short-circuit breaking current |
63 kA |
|
Rated short-circuit closing current |
171kA |
|
Rated short-time withstand current and duration |
63kA/3s |
|
Rated peak withstand current |
130/171kA |
Application Scenarios:
Used in domestic and overseas industries such as power, metallurgy, mining, transportation, and public utilities.
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