Standard HighVoltage Insulator 

General Purpose      High Voltage              Insulator       

Common High Voltage Insulator

DH-T-1

DH-T-1U

DH-T-2

DH-T-2U

DH-T-2

DH-T-2U

DH-C-2

DH-C-2U

DH-D-1

DH-D-1U

DH-D-2

DH-D-2U

DH-E-1

DH-E-1U

DH-E-2

DH-E-2U

Appearance

white,gray or dark-red,no obvious extraneous matter

1.48±0.03

1.48±0.03

1.48±0.03

1.48±0.03

1.48±0.03

1.48±0.03

1.48±0.03

1.48±0.03

60±2

60±2

60±2

60±2

58±2

58±2

58±2

58±2

4.5

4.5

4.0

4.0

4.0

4.0

4.0

4.0

280

300

280

300

240

260

240

260

2.0

2.0

2.0

2.0

2.0

2.0

2.0

2.0

13

13

13

13

13

13

12

12

7×1014

7×1014

5×1014

5×1014

3×1014

3×1014

1×1014

1×1014

Dielectric Constant

3~4

3~4

3~4

3~4

3~4

3~4

3~4

3~4

3×10-2

3×10-2

6×10-2

6×10-2

7×10-2

7×10-2

7×10-2

7×10-2

22

22

20

20

18

18

17

17

TMA4.5,Depth of Erosion ≤ 2.5mm

FV-0