800kV GIS
Product Characteristics
ZF-800 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)

800

Rated current (A)

6300

Rated short-circuit breaking current (kA)

63

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

63/3

Rated peak withstand current (kA)

171

Rated power frequency withstand voltage (kV)

To earth

960

Across breakers

960+462

Rated lightning impulse withstand voltage (kV)

To earth

2100

Across breakers

2100+650

Rated switching impulse withstand voltage (kV)

To earth

1550

Across breakers

1425+650