Letters/Hunbers

English meaning

K

Metal armored type

Y

Removable type

N

Infloor

61

Design serial number

40.5

Rated woltage(kV)

(Z)

Vacuum blocker

Typical project cases

Core Features

34kV substation for urban power grid and  dedicated substation for industrial park

High reliability,intelligence,and minimal human operation and maintenance

Metallurgical park,chemical park, equipment manufacturing park

Anti short circuit,large capacity,convenient expansion

Photovoltaic power station (35KVgrid connected), wind farm(34kV collection),energystorage power station

Excellent insulation,stable grid connection, intelligent monitoring

34KV power distribution system for airports,high-speed railwaystations,and subwayhubs

High power supply reliability,shock resistance,and antimis operation measures

34kV underground power distribution in coal mines and high-voltage power distribution in oil fields and mining areas

Strong environmental adaptability and high  protection level

Parameterl

Numerical value

rated voltage

40.5kV

rated frequency

50Hz

rated current

Circuit Breaker: 1250/1600/2000A (optional)

Switchgear: 1250/1600/2000A (optional)

Short circuit breaking current

20/25/31.5kA(optional)

Insulation level

Inter polar and Extreme ground to ground: 95kV

Between the fracture surfaces: 110kV

Lightning impulse withstand voltage (peak value)

Inter polar and Extreme ground to ground: 185kV

Between the fracture surfaces: 215kV

Protection level

IP3X(cabinet)/IP2X(compartment door open)

Operation method

Manual/Bectric(optional)

service life

≥20 years

ambient temperature

-15℃~+40℃(standard)/-25℃ +45℃(customized)