China LBS FLW34-12 Outdoor pole mounted 12kV SF6 load break switch air load break switch SF6 circuit breaker

outdoor pole mounted SF6 load break switch

FLW34-12 Outdoor SF6 insulation load break switch is used in outdoor 12/24kV three phase AC 50/60Hz power system to open and close load current and short circuit current. it accords with standards of IEC62271-103 high voltage switches.

Items

Unit

Data

Rated voltage

kV

12,24

Rated

insulation level

1min P.F withstand voltage

42/49

Lightning impulse withstand voltage

75/85

Rated frequency

Hz

50,60

Rated current

A

630

Rated active load breaking current

A

630

Rated loop breaking current

A

630

5% rated active load breaking current

A

31.5

Rated cable charging current

A

10

Rated short-circuit making current

kA

50

Rated short-time making current (4s)

kA

20