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Features:

1. Sodium vapor lamp low pressure discharge tube U, characterized by exceptional efficiency

1. Clear tubular envelope under vacuum.

1. Monochromatic yellow light.

1. Uniform distribution of sodium through the balance holes which allows for greater efficiency, better maintained light output and longer service life.

Advantage User:

1. High luminous efficiency

Maintenance Recommendations:

1. To maintain the quality of the installation of lighting, it is recommended that a group replacement of these lamps after 12,000 hours of use.

1. The operation on electronic ballasts can achieve 10 to 40% Energy efficiency.
   
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nstallation:
Operating positions:

1. SOX 55W = 35 and H110 (vertical + / - 110 °)

1. SOX 90, 135, and 180W = P20 (horizontal + / - 20 °)
    

Applications:

1. Road lighting and security, tunnels, ports, docks, quarries, foundries, steel ...