BS EN 61466-2:1999 Composite string insulator units for overhead lines with a nominal voltage greater than 1000 V. Dimensional and electrical characteristics
Applicable to insulator units with specified mechanical load of 40 kN and 70 kN, frequency not greater than 100 Hz, highest lightning impulse level of 325 kV.
BS EN 61466-2:1999 history
2018BS EN 61466-2:1999+A2:2018 Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Dimensional and electrical characteristics
1999BS EN 61466-2:1999 Composite string insulator units for overhead lines with a nominal voltage greater than 1000 V. Dimensional and electrical characteristics