Low voltage shackle insulators are applied on low voltage overhead distribution lines for fixing of conductors to poles.

Low voltage shackle insulator System parameters:
Nominal System Voltage: 400/230V - 3phase & neutral
System Maximum Voltage: 440/250V - 3phase & neutral
Frequency: 50HZ
Type of Earth: Solidly earthed Neutral at substations

Low voltage shackle insulator service conditions:
Annual average ambient temperature: 30C
Maximum ambient air temperature: 40C
Maximum relative humidity: 90%
Environmental condition: Humid tropical climate with heavily polluted atmosphere
Operational altitude: From M.S.L. to 1900 m above MSL.

Low voltage shackle insulator has the Electrical and Mechanical Characteristics conforming to the standards specified. The Insulators shall be made of good commercial grade wet-process porcelain.

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