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Low Voltage Switchgear

630A Switchgear

630A Switchgear

General 1.Rating: Rated voltage 12KV , rated current reach to 630A. 2.Application :air insulated switchgear mainly applicable in urban power grid construction and renovation project. industrial and mining enterprises.high-rise buildings and communal facilities .Gas insulated switchgear for power......

General
1.Rating: Rated voltage 12KV , rated current reach to 630A. 
2.Application :air insulated switchgear mainly applicable in urban power grid construction and renovation project. industrial and mining enterprises.high-rise buildings and communal facilities .Gas insulated switchgear for power distribution .controlling and protection on electric equipment as the loop power supply unit or terminal equipment.Gas insulated switchgear also can be installed in preloaded substation 
3.Feature: Use SF6 load switch and load switch-fuse combination as main switch. Equipped with vacuum load switch and spring operating mechanism which can be operated by hand or electric. Earthing switch and insulating switch are equipped with hand operating mechanism. With small volume and high security 
4.Standard: IEC60420

Working Conditions
1.Ambient air temperature: -15℃~+40℃. Daily average temperature:≤35℃. 
2.Altitude: ≤1000m. 3
.Relative humidity : Daily average≤95% ,daily averange of vapour pressure≤2.2kpa Monthly average≤90%,monthly averange of vapour pressure≤1.8kpa. 
4.Earthquake intensity: ≤magnitude 8. 
5.Applicable in the places without corrosive and flammable gas.
Note: Customized products are available.

 

Main technical paramter
图1_副本1.jpg 


Structural feature 
1.SF6 load switch with insulated enclosure FLN36-13D and FLRN36-12D could be matched in switchgear . 
2.Compact design and easy operation. 
3.There is a pressure reliefing duct at the rear of the switchgear to protect the operator when a failure occurs in the switchgear . 
4.Allocation of the switchgear is changeable. 
5.Reliable interlocking at the different making status of the loading switch, earthing switch to ensure the reliable operation.

 

Schematic diagram of switch cabinet structure
图2_副本2.jpg

Schematic diagram of foundation
Switchgear diagrammatic sketch

图3_副本3.jpg

Switchgear installation dimension
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Cable incoming and outgoing configuration
图5_副本5.jpg

Single line diagram
图6_副本6.jpg

Ring Main Unit (RMU)
图7_副本7.jpg

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