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                                                                        ZSA(KYN28-12)
                                                                        ZSA(KYN28-12) Medium Voltage Mid-mounted Switchgear Products: The product is used as three-phase 10kV, 50Hz/60Hz power system switching and control equipment, and is widely used for power plan, transformer substation, airport, boats and shi
                                                                        Product Details
                                                                        ZSA(KYN28-12) Medium Voltage Mid-mounted Switchgear   

                                                                         

                                                                        KYN

                                                                                                         

                                                                        Products:

                                                                        The product is used as three-phase 10kV, 50Hz/60Hz power system switching and control equipment, and is widely used for power plan, transformer substation, airport, boats and ships, docks, station, steel plant, petrochemical enterprises, light industry sector, hotel, plaza and so on.

                                                                         

                                                                        Technical Features:

                                                                        1.      The Aluminum-Zinc plate has the features of high precision, corrosion resistance, high mechanical strength and beautiful appearance.

                                                                        2.      Convex door structure. Observation door use double-proof glass, the inner door embedded professional seal.

                                                                        3.      The door locks and hinges are proved to be safe.

                                                                        4.      When the handcart of the breaker back to the test position or is pulled out of the cabinet, the valve automatically shut down and tighten to keep safety.

                                                                        5.      There is interlock to meet “Five Anti” requirement.

                                                                        Condition:

                                                                        1.      Ambient temperature: -15℃~+40

                                                                        2.      The average temperature should be under +35 within 24 hours.

                                                                        3.      Seismic intensity: 8

                                                                        4.      Relative humidity: average daily 95%, average monthly90%                      

                                                                        5.      Altitude: 2000m

                                                                        6.      No fire, explosion, filthy, chemical corrosion and violent vibration.

                                                                        Technical parameters:

                                                                        Serial No. 

                                                                        Items

                                                                        Unit

                                                                        Technical parameters

                                                                        1

                                                                        Rated voltage

                                                                        kV

                                                                        3/6/10

                                                                        2

                                                                        Maximum operating voltage

                                                                        kV

                                                                        3.6/7.2/12

                                                                        3

                                                                        Power frequency withstand voltage

                                                                        kV

                                                                        42(1min)

                                                                        4

                                                                        Lightning shock pressure

                                                                        kV

                                                                        75

                                                                        5

                                                                        Rated frequency

                                                                        Hz

                                                                        50

                                                                        6

                                                                        Rated current

                                                                        A

                                                                        630-3150、4000(air-cooled)

                                                                        7

                                                                        Rated current short-term tolerance

                                                                        kA

                                                                        20-50

                                                                        8

                                                                        Rated peak when the current tolerance

                                                                        kA

                                                                        50-125

                                                                        9

                                                                        Rated short-circuit breaking current

                                                                        kA

                                                                        20-50

                                                                        10

                                                                        Rated short-circuit making current

                                                                        kA

                                                                        50-125

                                                                        11

                                                                        Rated voltage of opening and closing &Auxiliary feedback circuit

                                                                        (DC )V

                                                                        24、48、110、220

                                                                        (AC)V

                                                                        110、220

                                                                        12

                                                                        Cabinet level protection

                                                                         

                                                                        IP4X

                                                                         

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