manufacturer FRP aircraft obstruction warning ball fiberglass cable warning sphere aerial marker balls for power lines

Manufacturer FRP aircraft obstruction warning ball fiberglass cable warning sphere aerial marker balls for power lines
Aircraft Day Marking (Cable Warning) spheres for electrical networks are recommended for visual signaling for helicopters, airplanes, hot - air balloons, preventing the collision of these flying objects with the electrical transmission and distribution lines.

For overhead transmission lines, especially ultra-high voltage (500,000 kV) transmission cables and cross-river transmission cables, eye-catching aviation sign balls (aviation warning balls) should be set up on the lines to provide warning signs.

Aerial marker balls Functions&Features:
• Fiberglass Reinforced Polymer durable material with better weather resistant
• Super corrosion resistant character, stainless steel bolts and nuts
• Aluminum alloy cable clamp guarantees good corrosion resistance
• Various size of cable clamps are available to fit for customers’ cable conductor
• Drain holes structure can prevent accumulated rain water inside the spheres
• Stacking compatible design, save storage space and freight charge
• Optional Preformed Armor Rods provide better protection against vibration and abrasion
• Optional Reflective tape is more durable and economical solution for night visibility
• Both sphere diameters of 600mm and 800mm are available

Applications for Warning Planes:
• Applications for Warning Planes
• High-rise Power transmission Lines
• High slung Cable-car lines
• Ropeway cables
• Guy Wires 

1. Where the warning ball is installed, cover the cable with a 1000-1200mm long cable protection cover and extend the protective cover beyond 200-300mm at both ends of the warning ball
2. Use the lower half of the plastic wire on the cable screw a few laps fixed.
3. According to the lower half of the steel mold code with the upper hemisphere combined to ensure that the upper and lower hemispheres are installed in the right place.
4. Insert the M12*35 stainless steel bolts, put the flat washers and spring washers on each bolt, and finally tighten the nuts.
5. Aviation warning ball with red, white, orange several colors. During the installation process, two adjacent balls needs to choose two different colors.

Packing Details : Packing in carton
Delivery Details : 3-30 days after payment

A: We are factory.

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance ,balance before shippment.
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