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Power Switchgears
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ZBF-24A (XGN15-24) ring-network gas insulated metal-enclosed switchgear

ZBF-24A (XGN15-24) ring-network gas insulated metal-enclosed switchgear.

 

 Model: ZBF-24

 Name: AC gas insulated metal enclosed switchgear RMU

 Scheme options: load switch panel ZBF-24/RK, load switch - fuse combined ZBF-24(T), Vacuum CB panel ZBF-24(V);

 Rated voltage (Ue): 24kV;

 Rated current (Ir): 630A (load switch panel, VCB panel), 100A (LS-Fuse combined panel);

 Short time withstand current (Icw) (4s): 20kA;

 Short circuit drop-out current: 31.5kA (combined panel), 20kA (VCB panel);

 Rated transfer current: 1400A (for T);

 Protect Degree: IP67, shell IP4x;

 Dimension: for RK 1600H *325W *785D (mm), for T 400W, for V 450mm W


SF6 compact co-cabinet gas insulated switchgear (GIS) adopts modular design to meet end user's or network node's requirement, and requirements of electric distribution switch station, box substation and cable branch box. It is structure-tight, safe and reliable, long-life and maintenance free.

 

Item

C module

F module

V module

CB module

Load
switch

Combined
electrical
apparatus

Vacuum
switch

Isolated/
grounding
switch

Vacuum
circuit
breaker

Isolated/
grounding
switch

Rated voltage(KV)

12/24

12/24

12/24

12/24

12/24

12/24

Power frequency withstand voltage (KV)

42/50

42/50

42/50

42/50

42/50

42/50

Lightning impulse withstand voltage (KV)

95/125

95/125

95/125

95/125

95/125

95/125

Rated current (A)

630/630

Note1)

630/630

 

1250/60

 

Breaking capacity

 

 

 

 

 

 

Closed-loop open circuit current (A)

630/630

 

 

 

 

 

Cable charging breaking current (A)

135/135

 

 

 

 

 

5% rated active load breaking current (A)

31.5/-

 

 

 

 

 

Earthing fault breaking current (A)

200/150

 

 

 

 

 

Earthing fault cable charging breaking current (A)

115/87

 

 

 

 

 

short circuit breaking current

 

Note2)

20/16

 

25/20

 

Closing capacity

63/52.5

Note2)

50/40

50/40

63/50

63/50

Short-time withstand current 2s

25/-

 

 

 

 

 

Short-time withstand current 3s

-/21

 

20/16

20/16

25/20

25/20

Mechanical life (times)

5000

3000

5000

2000

5000

5000


For more, please mail: export@hdk.com.cn
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