252kV GIS
Product Characteristics
ZF16-252 is composed of circuit breaker, disconnector, earthing switch, current transformer, voltage transformer, lightning arrester, bus, incoming and outgoing line bushing or cable sealing end enclosed in an earthed metal enclosure, and filled with SF6 in certain pressure as the insulating medium.
Product Parameters

Rated voltage (kV)

252

Rated current (A)

3150/4000/5000

Rated short-circuit breaking current (kA)

50

Rated short-time withstand current/time (kA/s)

50/3

Rated peak withstand current (kA)

125

Rated power frequency withstand voltage (kV)

To earth

460

Across breakers

460+145

Rated lightning impulse withstand voltage (kV)

To earth

1050

Across breakers

1050+200