HOME >> PRODUCT >> Composite Insulated Current Transformer
              110kV-500kV SF6 Composite Insulated Current Transformer
              • Description
              • Parameter

              Structure: in inverted vertical structure and filled with SF6 gas. Density relay is equipped for online monitoring.

              Features:

              ² Superior dynamic thermal stability, electrical insulation and anti-seismic performance

              ² Superior electrical insulation performance and low partial discharge

              ² Excellent anti-ultraviolet performance and anti-aging performance

              ² Small weight, easy for transportation and installation

              ² Stable and reliable quality and short delivery time

               

              Type

              LVQHB-110

              LVQHB-220

              LVQHB-330

              LVQHB-400

              LVQHB-500

              Highest voltage for equipment (kV)

              126

              252

              363

              420

              550

              Rated voltage (kV)

              110

              220

              330

              400

              500

              Rated frequency (Hz)

              50 or 60

              50 or 60

              50 or 60

              50 or 60

              50 or 60

              Rated primary current (A)

              2×(150-1000)

              2×(300-1500)

              2×(300-2500)

              2×(1250-3000)

              2×(1250-3000)

              Rated secondary current (A)

              5 or 1

              5 or 1

              5 or 1

              5 or 1

              5 or 1

              Rated output (VA)

              10-60

              10-60

              10-60

              10-60

              10-60

              Accuracy class of measuring side

              0.1、0.2、0.5、0.2S、0.5S

              0.1、0.2、0.5、0.2S、0.5S

              0.1、0.2、0.5、0.2S、0.5S

              0.1、0.2、0.5、0.2S、0.5S

              0.1、0.2、0.5、0.2S、0.5S

              Accuracy class of protective side

              5P、10P、TP

              5P、10P、TP

              5P、10P、TP

              5P、10P、TP

              5P、10P、TP

              Creepage distance (mm)

              3300

              6300

              10845

              13195

              14350

              Static load on primary terminals

              3000

              4000

              6000

              6000

              6000

              Dielectric dissipation factor

              0.005

              0.005

              0.005

              0.005

              0.005

              Partial discharge (pC)

              5

              5

              5

              5

              5

              Rated primary power frequency withstand voltage (kV)

              230

              460

              510

              680

              740

              Lightning impulse withstand voltage (kV)

              550

              1050

              1175

              1550

              1675

              Chopped lightning impulse (kV)

              632.5

              1207.5

              1351.5

              1782.5

              1782.5

              Switching impulse voltage (kV)

              /

              /

              950

              1175

              1234

              Rated short-time thermal current (kA)

              40

              63

              63

              63

              63

              Rated dynamic current (kV)

              100

              160

              160

              160

              160

              Rated service pressure (MPa)

              0.4

              0.4

              0.4

              0.4

              0.45

               

              *  All products can be designed and produced according to client’s demands.

              Product application:
              Since the successful development of this series of products in 2001, more than 10000 sets have been successfully operated.
              For example, more than 500 400kV current transformers have been used in India.

                  
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              Copyright: Shandong Peiport Electric Power Science &Technology Co., Ltd Lu ICP Bei 05024719
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