Optical
performance:
Distribution of lighting intensity: accord with GB****7
requirements.
Central intensity of lighting: not less than **0cd, not exceed
***0cd(first style of first level)
Lighting style: wide angle ±*5°
Chroma coordinates
Accord with GB****7 related requirements, including the related
regulations which defective observers with color and sight
request.
Electric performance:
Working voltage AC**0 ± *5% V *0 ± 2Hz
Rated power single lamp<*5 W
Insulative resistance >*0M
Maximum voltage **4 VAC
Life: reach ****0h in normal condition.
Physics, mechanical performance
Stability for wind force: accord with GB****7 related
requirements
Stability for oscillation: according with GB****7 related
requirements
Protection level: exceed IP*3
Suitable environment
Operating ambient temperature: **0℃~*0℃; storage ambient temperature:
**0℃~**0℃
Ambient relative humidity should not exceed *5% while the
temperature is *5℃
Material of the shell: PC or aluminium
