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Spheric Day Marker < 500 kV

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May be fitted onto phase conductors up to 500 kV.

Technical characteristics:
o Available in two sizes:
Ø 500 mm and Ø 610 mm,
o three different colours:
Red (R) , Orange (O) , White (B), or any combination of two of these colours.

o Excellent ageing withstanding thanks to structure coloured « ABS ».

o 6 HM10 stainless steel bolts provide a safe tightening of the assembly.
o The spheres have drain holes for condensed water or rain.

o The sphere has a specific surface treatment to permit high tension installation and aluminum alloy jaws.

o An experimental line under 400 kV in a high marine and industrial pollution environment has been equipped with a DERVAUX spherical day marker since more than 4 years. Today, markers have no degradation and keep and perfect clear aspect.

Color: complying with the regulations,
Position: on the top wire:
o Placed at every 35m max on area of airports,
o Placed at every 105m max outside aiport area.

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