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LZZBW-36W3 户外电流互感器

LZZBW-36W3 current transformer adopts outdoor epoxy resin casting and belongs to support type full-closed structure. The product can be made four secondary windings,each winding can be tapped to realize three ratios with large external insulation creep distance, withstanding dirtiness and ultraviolet radiation. Be suitable for matching with 36kV (Up to 40.5 kV) outdoor for measuring electric energy, current and protective relaying.

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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:

 

Rated current ratio(A)

Secondary accuracy classes combination

Rated output

(VA)

FS

ALF

Rated short-time thermal current (kA/S)

Rated dynamic current ( kA)

Measuring

Protective

0.2(S)

0.5

10P

50-75-100/5

0.2S/0.5/10P

0.2/0.5/10P

0.2/0.5/10P/10P

0.2S/0.5/10P/10P

20

25

25

30

50

5

(10)

10

15

20

150I1n

375I1n

75-100-150/5

22.5

80

100-200-300/5

31.5

100

200-300-600/5

45

100

200-400-600/5

45

100

300-400-600/5

63

130

400-600-800/5

63

130

500-800-1000/5

80

160

600-800-1000/5

80

160

1000-1250-1600/5

100

160

1000-1500-2000/5

100

160

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


OOutline drawing



 

 

 


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