Product Description
Product Description
Product DescriptionPower line Aerial Marker Balls ,daytime & nighttime Visual Warning Aviation Obstruction Marking sphereDesigned to use for high-rise transmission lines, especially for EHV (500,000KV) transmission cables, river-crossing transmission lines to provide the warning marks. Obstruction marking sphere is designed to warn aircraft pilots in daytime and nighttime and it is compliant with International Civil Aviation Organization (ICAO) recommendations annex 14 chapter 6. Obstruction marking sphere body is made of FRP, clamp is made of aluminum alloy or die-casting alloy, and bolt, nut or washer are made of stainless steel 304. It can be seen away from 1250 m in air and 350 m in ground. It is manufactured of single color or two colors, and you can choose among them. It is light but durable, and it is resistant to water, UV, ozone. And it can be used for long time. It is usually used in overhead conductor, high-rise transmission lines, EHV (500,00 kV) transmission cables, communication wires, wires crossing rivers, lakes, fjords, valleys, roads, railways, construction sites and pipelines.NOTE: OEM(Original Equipment Manufacturer)Acceptable & Customization Available!!!ItemParameterOperating VoltageAC90-260V(other available)Reflect factor0.3-0.7Materialglass fiber reinforced plasticsEmitting colorRed/White orange Beam angle360° horizontal beam angle360° horizontal beam angleOverall size(mm)600mm*741.5mm*600mmInstallation size(mm)suitable cable size is 35-150mmIngress protectionIP65Operating temperature-55℃~55℃Net weight8KGWind load80m/sec.Detailed ImagesFeature1. Aviation obstruction ball(Aviation warning ball) installed in the wire rope with thunder protected ground wire of the overhead tower, each obstacle ball's distance can't exceed 30 meters, and equal Interval setting.2. Aviation obstruction ball(Aviation warning ball) have red(orange) or white, should be interphase setting.3. Involved multiterm lines, cables situation, the height of the balls should not be lower than the height of the highest marked overhead line.Packing & DeliveryRelated FRP ProductsFAQ & ContactsQ: Are you trading company or manufacturer ?A: We are manufacturer with our own factory.Q: How long is your delivery time?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.Q: Do you provide samples ? is it free or extra ?A: Yes, we could offer the sample for free charge. And the freight cost will on the buyer's side.Q: What is your terms of payment ?A: Payment<=USD1000, 100% in advance. Payment>=USD1000, 30% T/T in advance ,balance before shipment.If you have other questions about factory supply Power Line Aerial Markers Obstruction cable warning ball aerial warning balls, please feel free to contact us