

LPT02-18-003 UHL 3.1 ceiling light fixture has been designed for lighting the driver's cabs of vehicles (buses, trams, trolleybuses).
It is designed to operate from a DC power network. The light fixture consists of a metal base with an installed KL18W one-capped fluorescent lamp, 0.5W LED lamp, an electronic control device and a diffuser made of polymethyl methacrylate of "milk" colour. The use of the electronic control device increases the light output and lamp service life. The LED lamp provides standby (emergency) lighting of at least 0.5 lux in the passage and on the platforms in accordance with the requirements of SMT ET 007-04 standard of the Ministry of Transport of the Russian Federation.
The conditions of resistance of the light fixture to mechanical factors comply with GOST R 52 230 -2004 for automotive equipment.
Nominal voltage, V |
13.5 / 27 |
Voltage limit values, V |
10.8÷15/21.6÷30 |
Illumination at a distance of 1.2 m, lux (at least) |
120 |
Nominal Wattage, W |
23 |
Operating temperature, °C |
from -20 to +55 |
Limit values of ambient temperature, °C |
from -40 to +65 |
Limit values of relative humidity at +35±2° C, % |
95±3 |
LED lamp service life, hours |
50000 |
Light fixture operating life, vehicle-kilometres travelled (at least) |
350 thousand |
Warranty service life, vehicle-kilometres travelled (at least) |
50 thousand |
Degree of protection by diffuser according to GOST 14254-80 |
IP30 |
Weight, kg (max) |
1.0 |