Post on 26-Mar-2015
Energy saving – Street lighting
Cobra head – Street lighting
Cobra head – Street lighting
• Induction Florescent T17 .
• 35%-60% Savings .
• Wattage: 100w , 120w , 150w or 200w.
•Lamp life rating: 100,000 Hours
• Electronic ballast rating: 100,000 Hours
• Input voltage: 177v - 277v
• Power factor: ~0.99
• Operating temp: -40° - 90°
• Lamp color: 5000K (3500K, 4100K available)
• CRI: 90
• Vibration and shock resistance: excellent.
• Damp location .
Cobra head – Features
• High impact glass lens is of high transmittance and density .
• Aluminum alloy die-cast housing is smooth and elegant in
shape, light and sturdy in configuration.
• Reflector is high – purity aluminum case and high in reflective
after electro-chemical polishing .
• Integrated design facilitates ease of use & maintenance .
Cobra head – Applications
• Roadways: Municipal roadways , office park roadways , bridge
ways, expressways , off street areas.
• Commercial: Surface parking lots , commercial exteriors, retail
frontage, plaza lightening .
• Residential: master-planned community roadways, urban residential
lots, rural homes , park and area lighting .
Case study – Cobra headsFixture Consumption Tube
+ ballastQuantity Working
hours per day
(AVG)
Consumption )Euro (0.1E
per 1 Kwh
Replace BYDirect savingsPer year
Maintenance savings)calculated
for 20Years(
HPS/MH
150w
180w100149198€CH100w2555€500€
HPS/MH
250w
300w1001415,330€CH150w6899€700€
HPS/MH
250w
300w1001415,330€CH120w8585€700€
HPS/MH
400w
450w1001420,440€CH250w11,242€1500€
CHxxx – increase the light visibility by 25%
Case study – Saving share
400w – 100PcsEstimated savings per year : 12742€10 Years agreement :
Year CustomerSupplier
%€%€
110%127490%11467
220%254880%10193
330%382270%8919
440%509660%7645
550%637150%6371
6-1060%3058140%20387
MOQ- 100PcsExcluding installations .
◎SAVING ENERGY
●Maintain the voltage at the allowed lowest limit.
●For voltage at rated voltage:
Fluorescent lights: 15%
Mercury Lamps: 15%
High pressure sodium Lamps: 20%
Metal Halide Lamps: 15%
◎Prolong lifespan of bulbs and ballasts.
Light controllers
Light controllers
Fixture Consumption Tube + ballast
Quantity Working hours per
day (AVG)
Consumption )Euro (0.1E
per 1 Kwh
ControllerDirect savingsPer year
Maintenance savings)calculated
for 20Years(
HPS/MH
150w
180w100149198€EHS-100Amp
1380€200€
HPS/MH
250w
300w1001415,330€EHS-180Amp
€2299350€
HPS/MH
400w
450w1001420,440€EHS-400Amp2X180A
3066€700€
Case study – Saving share
400w – 100PcsEstimated savings per year : 3766€10 Years agreement :
Year CustomerSupplier
%€%€
100100%3766
210%37690%3389
320%75380%3013
430%113070%2636
Excluding installations .