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      LZZW-36 戶外電流互感器

      Epoxy resin casting insulation and fully enclosed support construction, encloses the primary & secondary windings and annular core in the epoxy resin casting body. The product has large periphery insulation creepage distance, withstanding dirtiness and dampness. Be suitable for measuring electric capacity, current and protective relaying in the power system of 36kV (Up to 40.5 kV).

      • 產品描述
      • 規格參數
      • 資料下載

      Main technical parameter

      1.  Rated voltage: 30 kV or 33 kV or 34.5kV or 35kV etc

      2.     Rated secondary current:5Aor1A

      3.     Rated insulation level: 36/70/170 kV (40.5/95/200 kV)

      4.     Standards: IEC60044-1.2003 Part 1: Instrument transformers-Part1: Current transformers

      5.     Other technical parameter pls see as follow

      Single ratio

      Rated current ratio (A)

      Accuracy classes combination

      Rated output

      (VA)

      FS

      ALF

      Rated short-time thermal current (kA/S)

      Rated dynamic current ( kA)

      Measuring

      Protective

      0.2S

      0.5

      10P

      30-200/5

      0.2(S)/0.2(S)

      0.2(S)/0.5

      0.2(S)/10P

      0.5/10P

      10

      15

      15

      20

      20

      25

      5

      (10)

      10

      15

      20

      150I1n

      375I1n

      300/5

      31.5

      80

      400/5

      40

      100

      500/5

      50

      100

      600/5

      63

      130

      800/5

      80

      160

       

      Double ratio

      Rated current ratio (A)

      Accuracy classes combination

      Rated output

      (VA)

      FS

      ALF

      Rated short-time thermal current (kA/S)

      Rated dynamic current ( kA)

      Measuring

      Protective

      0.2S

      0.5

      10P

      30-60/5

      0.2(S)/0.2(S)

      0.2(S)/0.5

      0.2(S)/10P

      0.5/10P

      10

      15

      15

      20

      20

      25

      5

      (10)

      10

      15

      20

      2

      5

      50-100/5

      8

      20

      100-200/5

      15

      37.5

      200-400/5

      30

      75

      400-800/5

      63

      130

      Remarks: Upon request we are glad to offer transformers according to other standards or with non-standard technical specs.

      Outline drawing




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