SPTgr04-10-003 UHL3.1
FOR LIGHTING AND VOICE SERVICE IN INTERIORS AND DRIVER'S CABS IN MOTOR AND ELECTRIC VEHICLES
Description
SPTgr04-10-003 UHL3. ceiling light fixture has been designed for lighting interiors and driver's cabs of vehicles (buses, trolleybuses, trams). and providing voice service. It is designed to operate from a DC power network.
The light fixture consists of an aluminium base on which there is installed an LED direct switch module, a diffuser made of opaque extruded polycarbonate providing screw-free fastening on the base, plastic end plugs and a loudspeaker.
The light fixtures are equipped with a 3GDSH-32R loudspeaker with an electrical resistance of 4 or 8 ohms, or 16 ohms.
The light fixture has one lighting mode, which is provided by a white-light LED module. The illumination level meets the requirements of SMT ET007-04 Standard of the Ministry of Transport of the Russian Federation.
The use of LEDs provides for reduced electricity consumption and maintenance costs of the light fixture. The LED light fixture instantly enters the operating mode, its light characteristics almost do not depend on the ambient temperature.
Technical details of the light fixture
Nominal voltage, V |
28 |
|
Voltage limit values, V |
21,6÷30 |
|
Wattage, W |
11 |
|
Loudspeaker power, W |
3 |
|
Loudspeaker resistance, Ohms |
4, 8, 16 |
|
Illumination at a distance of 1,07 m from the light fixture, lux (at least) |
120 |
|
Operating temperature, °С |
from -20 to +40 |
|
Limit values of ambient temperature, °°C |
from - 60 to + 45 |
|
LEDs service life, hours, at least |
50 thousand |
|
Climatic category and location category |
UHL3.1 |
|
Degree of protection according to GOST 14254-80: - in the part of diffuser - in the part of loudspeaker |
IP43 IP30 |
|
Weight, kg |
0.65 |
ELECTRIC SCHEMATIC DIAGRAM
Overall, installation and connection dimensions of the light fixtures
Wattage, W
11
Degree of protection
IP43
Power supply voltage, V
28
Degree of protection
IP30
Illumination
120