• date_rangePosted On :   Feb 28' 2009
  • location_cityCity :   London
  • languageCountry :   UK
  • content_pasteEnquiry No. :   9022867

Dear Sirs/Madam
We are procurement agents for a government department seeking a
solution for highway solar lighting, and are interested in your product
as a possible solution. With suitable specifications, in the first instance,
we seek to quickly ship and install a demonstration setup in situ within
a short period of time, following which several kilometers of highway
are to be lit. Further orders are likely to follow. We would appreciate
quick replies as to whether you are able to help in this matter. Specific
application details are:
Lighting Applications:
Highway/street lighting for vehicular and pedestrian lighting
Stand alone, not connected to grid
Efficient, bright, white light LED source
Installations
To be within 30 degrees of the Equator: approximately Latitudes 11.00N
Our query concerning specifications is set out below as follows:
Photovoltaics
Photovoltaic array type- specify availability poly or non crystalline
whether Solar Power Module can be mounted separately from the luminaries
Solar panels lie flat for omni-directional placement
Solar panels are protected
Specify peak outputs
Specify max current output
Lighting elements:
Bright, white light LED bulbs as a light source 5000k -5500k daylight/sunlight white.
Specify Operation Temperature
Specify weatherproofing
Specify power consumption options
Electrical Components
12v dc
Charge controller with
Check of state of charge of battery, boost and float charge
Morning-light function
Day/night automatic operation, or user-controlled settings
Temperature compensation
Corrosive resistant aluminum and stainless steel hardware
Maintenance free batteries
Specify duration, battery reserve
Protection of battery box , controller and interconnects:
Wind/storm protection
Lockable hinged door
At (maximum) height for protection against theft/vandalism shaded
by the solar panels
Other technical specification:
Please supply details of reflectors
Pole specs - to be spec
Thanks and Regards

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