electrical high voltage gas insulated switchgear

Item

K Module

Cable

T Module

Transformer

V Module

Circuit Breaker

Rated voltage   (KV)

12/24

12/24

12/24

Rated frequency (Hz)

50/60

50/60

50/60

1min power frequency withstand voltage (KV)

50/60

50/60

50/60

Lightning impulse withstand voltage (KV)

125/145

125/145

125/145

Rated current (A)

630

≤200

630

Rated active load breaking current (A)

630

630

Rated closed-loop breaking current (A)

630

630

5%active load breaking current (A)

31.5

31.5

Rated cable charging breaking current (A)

50

50

Rated transfer breaking current (A)

1700/2700

Rated short circuit breaking current (KA)

20

Rated short circuit making current (KA)

50

50

Rated short-time withstand current (KA)

20/25

20/25

Rated short-time duration (S)

4/3

4/3

Rated withstand current (peak value)   (KA)

50

50

Mechanical life   (time)

5000

10000

Environment temperature (centigrade)

-40~+55 centigrade

SF6gas pressure/ 20 centigrade gage pressure (MPa)

0.03

0.03

0.03

IP

Gas tank IP67,others IP3X

Annual leakage rate

≤0.004%