Products

Tape Wound Protection Current Transformers (Refer to Guide for Selection for selection help)

SD1/M10/051
  • Option of Tag terminals or insulated wire leads
  • Tough non-adhesive vulcanised PVC tape for excellent protection
  • Option for busbar or foot mounting
  • Excellent flexibility in terms of dimensional and performance requirements

Performance Data

Temperature Range

-40°C to +75°C

Insulation Class

B

Dielectric Strength

2.5 kV/min

Nominal Frequency

50Hz / 60Hz

Nominal Strength (A.C. primary)

660V

Degree of Protection

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

ID

TM1A/TP1B

22-26

TM1B/TP1B

27-31

TM1C/TP1C

32-33

TM2A/TP2A

34-39

TM2B/TP2B

40-44

TM2C/TP2C

45-50

TM2D/TP2D

51-53

TM3A/TP3A

54-63

TM3B/TP3B

64-73

TM3C/TP3C

74-84

TM4A/TP4A

85-89

TM4B/TP4B

90-94

TM4C/TP4C

95-99

TM4D/TP4D

100-102

TM5A/TP5A

103-112

TM5B/TP5B

113-122

TM5C/TP5D

133-143

TM6A/TP6A

144-153

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

TP-1A
TP-1B
TP-1C

50/5A

60/5A

75/5A

100/5A

150/5A

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

TP-2A
TP-2B
TP-2C

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

TP-3A
TP-3B
TP-3C

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

TP-4A
TP-4B
TP-4C

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

TP-5A
TP-5B
TP-5C

1600/5A

2000/5A

2500/5A

3000/5A

4000/5A

5000/5A

6500/5A