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Low Voltage pin type insulators are normally used on the telephone poles for supporting and insulating wires.
Low voltage white vitreous porcelain pin type insulator with galvanized mild steel spindle in accordance with IEC 383-1 having the following specifications:
| Height of insulator, mm | 95 |
| Diameter ( side groove), mm | 5/8” (16) |
| Diameter ( top groove), mm | 5/8” (16) |
| Outer diameter of steel spindle, mm | 5/8” (16) |
| Min Dry flashover voltage, kV | 40 |
| Min wet flashover voltage, kV | 17 |
| Operating voltage, V | 415 |
Low Voltage pin type insulator designed requirements
◆ Galvanizing for mild steel spindle shall be in accordance with BS EN ISO 1461:2009 or an equivalent approved standard to give a uniform thickness free from defects and minimum average thickness of 70 microns
◆ The spindle shall be threaded (screwed) from both ends
◆ Technical drawing of the required insulator is attached
Technical drawing of the required insulator is attached.
Low Voltage pin type insulator pin type insulator spindle
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Orient Power is a pin insulator manufacturer of porcelain pin type insulator and composite pin insulators.