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Rus Eng

Medium voltage switchgear VEKE24

Description

VEKE 24 is developed for power plants and industrial electrical distribution where compact functionality, modern design, safety and durability are needed.

The cubicle structure, insulation and bushings are designed to enable customized technical and economical solutions.

Due to its static and rigid frame, VEKE 24 is easy to move and transport even over longer distances.

Technical data

Electrical

Rated voltage

12 kV

17,5 kV

  24 kV

 

Rated frequency

50/60 Hz

Rated insulation level power frequency

50 kV

28 kV

38 kV

Rated impulse withstand voltage

75 kV

95 kV        

125 kV

Rated nominal current

630…4000A

630…4000A 

630…1600A

Rated short-circuit currents

 

 

 

Short-time withstand current, 3 sec 

40 kA

40 kA 

25 kA

Peak withstand current Ip

100 kA

100 kA

63 kA

 

Arcing withstand due to internal fault

Main busbars

40 kA, 1 s

CB-compartment 

31,5 kA, 1 s    40 kA, 0,2 s

Cable compartment  

25 kA, 1 s       40 kA, 0,2 s

 

Mechanical data

Degree of protection

IP 30 (IP 31 optional)

Enclosure

•          Hot-dip zinc coated, cold rolled sheet steel Zn 275 g/m² corresponding to 20 mm coating thickness

•          Sheet thickness – 12 – 2,5 mm, double metal structures 2x1,5 mm

 

Operating conditions

Ambient temperature

-5…+40oC, 24 hour average max +35ºC

             

Dimensions in mm  

Height 2200   

Width 800 and 1000  

Depth 1600

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