Products

Resin Encapsulated Protection Current Transformers (Refer to Guide for Selection for selection help)

SD1/M10/051
  • Clear terminal cover with sealing facilities available on request
  • Foot mounting facilities available on request
  • Busbar clamps available on request

Performance Data

Temperature Range

-20°C to +80°C

Insulation Class

E

Dielectric Strength

2.5 kV/min

Nominal Frequency

50Hz / 60Hz

Nominal Strength (A.C. primary)

660V

Degree of Protection

IP40 / IP00

Rated Short Circuit Thermal Current (Ith)

60 X rated primary current for 1 second

Rated Dynamic Current (Idyn)

2.55 X Ith

Dimensional Details (All dimensions in mm)

Frame Size

OD

ID

H

AL

157

198

114

203

57

167

198

114

203

67

254

172

81

178

54

361

147

67

157

61

541

105

52

112

41

641

84

27

92.5

41

TCT800

165

85

177

60

WCT1300

165

114

177

60

SCT200

130

37

137

60

SCT200-45V1

130

45

137

60

SCT200-45V2

110

45

130

53

Specifications

 Indicates the performance specifications which can be archived by the particular frame size at that particular ratio  

 Indicates standard stock CT for that particular frame size and ratio

Frame Size

Ratio

Class 10P10

Class 5P10

Class 1OP15

Class 5P15

Class 10P20

Class 5P20

VA

2.5

3

4

5

7.5

2

3

4

5

7.5

2

3

4

5

7.5

2.5

3

4

5

7.5

2.5

3

4

5

7.5

2.5

3

4

5

7.5

641/
541

60/5A

75/5A

100/5A

150/5A

200/5A

300/5A

400/5A

500/5A

VA

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

361

300/5A

400/5A

500/5A

600/5A

800/5A

1000/5A

1200/5A

VA

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

254

600/5A

800/5A

1000/5A

1200/5A

1600/5A

2000/5A

2500/5A

VA

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

2.5

5

7.5

10

15

157/
167

1600/5A

2000/5A

2500/5A

3000/5A

4000/5A

5000/5A

6500/5A