| Power Supply: | AC |
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| Color Temperature: | 3000K-5000K |
| Lamp Body Material: | Aluminum |
| Power: | 100W |
| Application: | Square, Highway, Garden, Parking Lot, Street |
| IP Rating: | IP66 |
| Samples: |
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| Customization: |
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Audited Supplier | Before and after replacement of lamps on Donggu Road Engineering illuminance test record |
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| 1. Road conditions: road width 30.5 meters (two-way two lanes each 7.5 meters + intermediate isolation zone 1.5 meters + non-motorized vehicle lanes each 5.3 meters + street lights installation green belt each 1.5 meters, a total of 30.5 meters) | ||||||
| 2. Lamps: the high-pressure sodium lamp before replacement, power 250W+150W; after replacement, 120W+80W, luminous efficiency 150lm/W, color temperature 4000K, color rendering index Ra70 | ||||||
| 3. Light poles: Arrangement: two-way symmetrical lighting, the distance between the poles is 30 meters, the installation height of the main lamp is 10 meters, the illumination point of the lamp is 1.5 meters from the pole, and the elevation angle is 10° | ||||||
| 4. General situation: Testers: Fan Weijun, Chen Ningfeng; Time: 2021-09-14 19:00-19:30; Weather: Sunny | ||||||
| 5. Test location: the north side of Xiangshangang Road, the east side of Donggu Road, the 4th to the 5th test | ||||||
| 6. Test method: grid method: 1 test point at 5 meters horizontally and 3.75 meters vertically | ||||||
| 7. Testing equipment: TES 1330A (NO: 201008550), measuring wheel | ||||||
| 8. Test area: |
| 9. Illumination test data before transformation (unit: LuX): | |||||
| Test point (unit: LX) | 0m point | 5m point | 10m point | 15m point | |
| Donggu road | 0m point | 45.1 | 23.8 | 11 | 8.3 |
| 3.75m point | 39.7 | 27.4 | 17 | 10.8 | |
| 7.5m point | 39 | 25.1 | 14.6 | 7.8 | |
| Statistics | Highest illuminance: 45.1 Lowest illuminance: 7.8 Average illuminance: 22.4 Illumination uniformity: 0.348 | ||||
| 10. Illumination test data after transformation (unit: LuX): | |||||
| Test point (unit: LX) | 0m point | 5m point | 10m point | 15m point | |
| Donggu road | 0m point | 54.2 | 49.3 | 26.4 | 24.8 |
| 3.75m point | 61.8 | 48 | 29.4 | 27.1 | |
| 7.5m point | 42.8 | 40.6 | 26 | 22.8 | |
| Statistics | Maximum illuminance: 61.8 Minimum illuminance: 22.8 Average illuminance: 37.8 Illumination uniformity: 0.603 | ||||
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