| Application: | High-voltage, High-temperature |
|---|---|
| Material: | Composite Polymer |
| Structure: | Post Insulator |
| Type: | B Type Insulator |
| Usage: | High Voltage Power Transmission, Insulation, Electrical Installation |
| Connection Method: | Bolt Circle |
| Samples: |
|---|
| Customization: |
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TECHNICAL DATA:
| Highest System Voltage (kV) |
Height (mm) |
Dry Arcing Distance (mm) |
Creepage Distance (mm) |
Specified Cantilever Load (SCL) |
Max. Design Cantilever Load (MDCL) |
Wet switching impulse Withstand Voltage (kV) |
Lightning Impulse Withstand Voltage (kV) |
| 330 | 3150±10 | 2930 | 9380 | 12.5kN | 6.25kN | 950 | 1425 |
| Item | Requirement | Measured Valued |
| Visual examination | Fuchsine, grey or white, no obvious mechanical admixture. Vulcanized silicon rubber with dense and smooth cutting surface. | Ok |
| Hardness (shore A) | ≮50 | 65~70 |
| Tensile strength (Map) | ≮4 | 4~6 |
| Failure elongation (%) | ≮150 | ≮180 |
| Tearing strength (kN/m) | ≮10 (right angle sample) | 12~15 |
| Volume resistivity (Ω.m) | 1X1012 | 3~8X1012 |
| Puncture strength (kV/mm) | Alternating current ≮22 | ≮30 |
| Tracking and erosion | TMA4.5,erosion depth≯2.5mm | TMA4.5, erosion depth <0.8mm |
| Flammability (Grade) | FV-0 | FV-0 |
STANDARDS:
IEC 62231, ISO 9001, ISO 45001, ISO 14001, etc. We can design products in accordance with Client's Requirements.
PACKAGING
All insulators are packed in weatherproof containers in order to protect the products during land, air and sea transportation. Several different grades of packaging can be offered depending on the mode of transport and the expected storage conditions. Special packaging arrangements can be accommodated upon the users' request.
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