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VSG-24 Series Indoor High Voltage Vacuum Circuit Breaker

Short Description:


Product Detail

Product Tags

VSG-24 indoor HV vacuum circuit breaker is a 3- phase AC 50Hz 24kV indoor switch equipment

♦ Operating mechanism: spring operating mechanism;

♦ Pole type: assembled pole embedded pole;

♦ phase-to-phase distance: 275mm;

Environmental Conditions

♦ Ambient temperature: -15°C +40°C;

♦ Altitude: <1000m;

♦ Relative humidity: daily average <95%, monthly average <90%

♦ Earthquake intensity: <8 level;

♦ Places without fire, explosion hazard, serious filthy, chemical corrosion, as well as intense vibration.

Main Technical Parameters

No

Item

Unit

Value

1 Rated voltage

kV

24

2 1 min power frequency withstand voltage

65

3 Rated lightning impulse withstand voltage

125

4 Rated frequency Hz

50/60

5 Rated current /

630, 1250, 1600, 2000, 2500,3150

6 Rated short circuit breaking current

kA

25, 31.5

7 Rated short circuit making current (peak)

63, 80

8 Rated short time withstand current

25, 31.5

9 Rated peak value withstand current

63, 80

10 Rated short circuit duration S

4

11 Rated operating sequence

O-0.3s-CO-180s-CO

12 Secondary circuit power frequency withstand voltage (1min) V

2000

13 Rated single/back-to-back capacitor bank breaking current

kA

630

14 Breaking time ms

20 〜50

1; Opening time

35-70

16 Mechanical life

times

10000

17

Electrical life

E2 class

18

Power of energy storage motor

W

90

19

Control circuit power supply voltage V

AC/DC110/220

General Structure Drawing and Installation Size (unit: mm)

Draw out type

jrt

Rated current (A)

630

1250

1600

Rated short circuit breaking current (kA)

25, 31.5

25, 31.5

31.5

Fixed contact size (mm)

035

049

055

Phase-to-phase distance (mm)

275


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