30M High Mast with Lowering Device for Lighting Towers

The mast

1.Design standard:AASHTO standard
2.Wind speed: more than 30M/sec
3.Anti-seismic design: more than level 7
4.Mast material:ASTM A572 GR65/Q345/Q235/GR50
5.Mast structure: 8/12/16/20 sided
6.Mast assembly: no welding on site
7.Anti-corrosion protection: hot dip galvanization/hot dip galvanization and powder coating
2.Lighting fixture
The entire lighting fixture is constructed from aluminum alloy, formed by die casting, with protection degree more than IP65.high pressure sodium lamp and metal  lamp are designated lighting source, and their power range is from 250W to 2000W.lighting fixtures design is calculated by professional simulation program ,and customization is still available.
3.the crown
The primary function is to fit lighting fixtures for illuminating.
All crowns are constructed form high-quality steel ,and both inner and outer surface are processed by hot-dip-galvanization.
4.the raising-and-lowering system

1.The raising-and-lowering system is core part of the raising-and-lowering galvanized steel high mast flood lighting pole ,so that guarantees the safety and reliability of operating.
2.The raising-and-lowering system mainly consists of lighting rod,closed mast-top assembly, latching mechanism, crown, steering assembly, bumper, cables, winch, motor, lighting control cabinet, raising-and-lowering control cabinet and so on.