IOSK 4/10 UHL1 outdoor polymer support insulator for 10kV power systems. High-strength fiberglass core, silicone rubber housing, lightweight design, and excellent pollution resistance for substations and disconnect switches.
The IOSK 4/10 UHL1 Outdoor Polymer Support Insulator is designed for supporting and insulating live conductors in medium-voltage electrical systems up to 10kV.
Manufactured from high-quality silicone rubber with a fiberglass reinforced core, it offers excellent electrical insulation, superior pollution resistance, and outstanding mechanical strength.
Compared with traditional porcelain insulators, the IOSK 4/10 UHL1 is lighter, safer, and more resistant to impact, making it ideal for disconnect switches, substations, and outdoor power distribution equipment.
✔ High-performance silicone rubber housing
✔ Fiberglass reinforced epoxy core
✔ Excellent hydrophobic and anti-pollution properties
✔ Lightweight compared with porcelain insulators
✔ UV, ozone, and weather resistant
✔ High mechanical strength
✔ Impact and vandalism resistant
✔ Maintenance-free operation
✔ Suitable for harsh outdoor environments
✔ Long service life
|
Nome do parâmetro |
Significado |
|
Rated operating voltage, kV |
10 |
|
Maximum operating voltage, kV |
12 |
|
Lightning pulse test voltage, kV, not less than |
75 |
|
Dry power frequency test voltage, kV, not less than |
42 |
|
Test voltage of power frequency in the rain, kV, not less than |
28 |
|
50% discharge voltage of the power frequency of the contaminated and moistened insulator, kV, not less than |
13 |
|
Mechanical breaking force at bending, kH, not less than |
4 |
|
Mechanical breaking force at compression, kH, not less than |
30 |
|
Mechanical breaking force in tension, kH, not less than |
20 |
|
Mechanical breaking torque, kNm, not less than |
0,15 |
|
Peso, kg, não mais que |
1,7 |

|
Designação de o isolador |
L, mm |
Degree of contamination |
Comprimento do caminho de vazamento, mm |
D, mm |
d, mm |
S, mm |
D1, mm |
|
IOSC 4/10-I UHL1 |
175 | I | 250 | 80 | 49 | 36 |
M10 |
|
IOSC 4/10-I-1 UHL1 |
175 | I | 250 | 80 | 38 | 18 |
M10 |
|
IOSC 4/10-II-1 UHL1 |
215 | II | 330 | 80 | 49 | 36 |
M10 |
|
IOSC 4/10-II-2 UHL1 |
190 | II | 305 | 80 | 49 | 36 |
M10 |
|
IOSC 4/10-II-3 UHL1 |
190 | II | 305 | 80 | 49 | 36 |
F11 |
|
IOSC 4/10-IV-1 UHL1 |
305 | IV | 500 | 80 | 49 | 36 |
M10 |
|
IOSC 4/10-IV-4 UHL1 |
215 | IV | 420 | 106 | 49 | 36 |
M10 |
|
IOSC 4/10-IV-5 UHL1 |
190 | IV | 400 | 106 | 49 | 36 |
M10 |
|
IOSC 4/10-IV-6 UHL1 |
190 | IV | 400 | 106 | 49 | 36 |
F11 |
|
IOSC 4/10-IV-7 UHL1 |
215 | IV | 420 | 106 | 49 | 36 |
F11 |
|
IOSC 4/10-IV-9 UHL1 |
215 | IV | 420 | 84 | 49 | 36 |
M10 |
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