Description:

   穿

Description:

Main performance Main dimension

Ⅰ.Condition for use 

   1 Suitable for power system between 12-550kV；

    2 Use both indoors and outdoors；

   3 Ambient Temperature: in＋145℃ to －200℃；

    4 Height：≤1000；(Additional design may be made for those above1000m)

    5 Installation angle：any angle；

    6 Contamination level：≥Ⅲ；

Ⅱ.Main Technical Parameter

 1 Type：FECR-550kV

 2 Rated voltage（kV）：550kV      标称电压（kV）：500 kV

 3 Rated Current（A）：630~6000A

 4 Pollution Level： Ⅳ

 5 I min power frequency dry (wet) voltage withstand: 630kV

6.Full-wave impulse with stand voltage of lightning:1425 kV

7.Operation impulse withstand voltage : 1050 kV

   8 .Under 1.05 times of maximum phase voltage tan : ≤0.07

9.Partial discharge at rated voltage: ≤10pC

10.Bending resistant test load: 6000N

11.Creepage Distance :17050mm

Ⅲ.Type Explaination       

F-Composite shell

E-FRP

C-Wall bushing

R-Capacitance