The emergency phone active light-emitting sign indicates the location of the emergency call. These signs should be installed above the emergency call center.                  

1.1 Product Features:

Housing material: stainless steel (material No. 1.4571 according to DIN 17440), thickness 2 mm; fixed with hinge (also stainless steel); high durability, heat dissipation, strong, light and beautiful;

Adopt high-brightness LED light source, energy saving, environmental protection and high life.

Double-sided display, and you can see the glowing symbols from both sides

Front panel: Glass reinforced polyester and polycarbonate covered (flame retardant, non-corrosive and UV stable).

Bracket: stainless steel (1.4571 according to DIN 17440)

1.2 Product use:

Emergency phone sign lights are used in tunnel holes. When an accident occurs in the tunnel, the pedestrians in the tunnel are guided through the horizontal hole of the vehicle into the tunnel hole where no accident occurred.

1.3 Production standards:

This indicator is produced in accordance with the National Standard "Code for Design of Road Tunnel Traffic Engineering" (JTG/T D71-2004).


　Technology Parameters　

(1) Control voltage: AC220V±10%, 50Hz±2Hz;
(2) Electric light source: high brightness LED light source;
(3) Shell protection rating: IP65; electrical protection rating: 2.
(4) Mark size: 450mm × 450mm;
(5) Minimum luminous intensity: 200 cd/m2;
(6) Stainless steel housing and mounting bracket.
(7) MTBF: 20,000 hours; MTTR: 0.5 hours
(8) Power: ≤8W.
(9) working environment temperature: -40℃ ~ +70℃.
(10) Working environment humidity: 5 ~ 95%RH.