Withdrawable Switchgear Module COMPASS 110 - 170 kV
Compact air-insulated switchgear fully assembled and tested in factory, for rapid energizing in 24 hours
A COMPASS Module includes all the high voltage functions of a switchgear bay in just one module. It is suited both for indoor and outdoor installations.
The transport of the module can be conducted with ordinary vehicles, it arrives pre-fabricated and pre-tested on site ready to energize in 24 hours, thus allowing a faster commissioning time of the whole substation. A COMPASS module requires up to 50% less space compared with a conventional air-insulated switchgear bay.
Each Compass can include:
- Circuit-breaker
- Disconnectors with their own motor/manual drive
- Earthing switches with their own motor/manual drive
- Current transformers
- Voltage transformers
- Surge arresters
- Spring or digital motor drive
- Conventional or digital control cabinet
Applications
- Integration of renewable power to the grid
- Railway substations
- Substation extensions or bay replacements
- Digital substations
Why Hitachi Energy?
- Long experience and large installed base with COMPASS, 2000 bays installed since 1996
- COMPASS can be serviced and inspected easily by lowering a section of the module which includes circuit breaker, current transformer and the mobile contact of the disconnector. The necessary operations are carried out on a ground level so safety and efficiency are ensured.
- Global service organization, local everywhere
Brief performance data
Compass | ||||
---|---|---|---|---|
Circuit breaker drive | Spring Drive | |||
Rated voltage | kV | 110 - 123 | 132 - 145 | 150 - 170 |
Frequency | Hz | 50 / 60 | 50 / 60 | 50 / 60 |
Rated current * | A | 2000 | 2000 | 2000 |
Rated Breaking current | kA | 40 | 40 | 40 |
Lightning impulse withstand level - LIWL ** | kV | 230 | 275 | 325 |
* for temp below +40 °C
** higer values on request
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