Wall-hung type AC HV Load Break Switch

Indoor AC HV Load Switch is suitable in 50Hz,rated voltage of 12Kv the three-phase AC power system as the breaking load short-circuit current of the power and used the Closing. until the combination of electrical short-circuit current can be breaking any current can be used as protection purposes.

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General:

Indoor AC HV Load Switch is suitable in 50Hz,rated voltage of 12Kv the three-phase AC power system as the breaking load short-circuit current of the power and used the Closing. until the combination of electrical short-circuit current can be breaking any current can be used as protection purposes.

Service Environment


  •  The ambient temperature: -25℃-+40℃,alpine region,≥-40℃

  •  The altitude:≤1000M

  •  Relative humidity: daily average value is not greater than 95%, monthly average is not greater than 90%

  • The ambient air should not be obviously polluted corrosive or flammable gases and water vapor

Key Feature

  • The load switch can be equipped with CS6-1 manual operation mechanism, CS manual or CJ electric operation mechanism dedicated to this product

  • Load switches with fuses cut short circuit current

Technical Data


Name

Unit

Data

Rated voltage

KV

12

Insulation level

1min frequency voltage

KV

Phase to phase, to earth 42

Isolation fracture48

Lightning impulse withstand voltage

Phase to phase.to earth 75

Isolation fracture85

 Rated current

A

400

630

4S Rated thermal current

KA

12.5

20

Rated active load breaking current(Peak)

KA

31.5

50

Rated short circuit making current(peak)

KA

31.5

50

Drawing

FN7-12 Model AC Hv Load Break Switch.png

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