1. LED Luminaires shall conform to the following general requirements:

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1 1. LED Luminaires shall conform to the following general requirements: 1.1 Be rated for a minimum operational life of 70,000 hours at an average operating time of eleven (11) hours per night. 1.2 Have a minimum operational life of seventeen (17) years based on L70 testing. The illuminance shall not decrease by more than 30 percent over the minimum operational life. 1.3 NEMA 3-prong twist lock, photo control receptacle in accordance with ANSI C Contain completely prewired integral drivers and an optical assembly that provide distribution type II and type III. 1.5 Correlated color temperature (CCT) of 4100 K or less. 1.6 Full Cut Off Distribution per IESNA classification. 1.7 Comply with Measurement, Performance and Safety Standards listed below: ANSI C Specifications for the Chromaticity of Solid State Lighting Products IESNA LM IESNA Approved Method: Electrical and Photometric Measurements of Solid-State Lighting Products IESNA LM IESNA Approved Method: Measuring Lumen Maintenance of LED Lighting Sources IESNA TM Luminaire Classification System for Outdoor Luminaires, Addendum A: Backlight, Uplight, and Glare (BUG) Ratings UL Standards (Latest Approved) 8750 Light-Emitting Diode (LED) Light Sources for Use in Lighting Products Luminaires Power Units Other Than Class Class 2 Power Units Low Voltage Lighting Systems IP-66 or greater Ingress Protection Test Appendix A A-1 8/31/10

2 1.8 Warranty LED Luminaire housing and finish: 10 years. 2. Driver Requirements 2.1 All drivers for LED luminaires shall meet the following requirements: Solid State (Electronic) type 0-10V dimming capabilities Input voltage from VAC (±10%) Output voltage of VDC (±5%) Maximum rated output current of 700 ma (± 5%) Input frequency of 50/60 Hz (±5%) Line regulation of ±2% Output should be isolated Power factor 90% or greater at full load Total Harmonic Distortion less than 20% at full load Load regulation of ±1% from no load to full load Case temperature rated for -104 F to +158 F Overheat protection Self-limited output short circuit protection with automatic recovery Input overload protection Input high voltage surge protection Reduce output power and recover automatically if the driver overheats Primary fused Fully encased and potted Meet IP-66 standards RoHS compliance EMC compliance-fcc part 15B, CISPR 15 UL listed UL1310/ UL 48 Class 2 certified 2.2 Driver Life Requirements Rated useful lifetime of no less than 100,000 hours. 3. Technical Requirements 3.1 Electrical Operation Voltage Appendix A A-2 8/31/10

3 Operate from a 60 Hz ±3 Hz AC line over a voltage ranging from 90V AC to 277V AC The standard operating voltages are 120V AC and 240V AC. The fluctuations of line voltage shall have no visible effect on the luminous output Surge Suppression The luminaires on-board circuitry shall include a surge protection device to withstand high repetition noise transients as a result of utility line switching, nearby lightning strikes, and other interference Protect the luminaires from damage and failure for transient peak voltages up to 10 kv (minimum) and transient peak currents up to 5 ka (minimum) Conform to UL 1449, or UL 1283, depending on the components used in the design Tested as per the procedures in ANSI/IEEE C (or current edition) for category A (standard) and D (additional) waveforms Operational Performance The LED circuitry shall prevent perceptible flicker to the unaided eye over the voltage range specified RF Interference The luminaires and associated on-board circuitry must meet Class A emission limits referred in FCC Title 47, Sub Part B, Section 15 regulations concerning the emission of electronic noise Transient Protection Per IEEE C , Class A operation. The line transient shall consist of five strikes of a 100k Hz ring wave, 2.5 kv level, for both common mode and differential mode Frequency Output operating frequency must be 120 Hz (to avoid visible flicker) and input operating frequency of 60 Hz Efficacy and Efficiency LED Luminaires shall have a minimum efficacy of 57 lumens per watts lm/w) or better. Allowing for thermal and optical losses, efficiency should be determined Appendix A A-3 8/31/10

4 on a delivered lumens per watt basis for comparison at drivers that are 525 ma and less. 3.2 Thermal Management The designed maximum junction temperature shall not exceed 105 C The LED manufacturer s maximum junction temperature for the expected life shall not be exceeded Thermal management shall be passive by design The luminaires shall contain circuitry that will automatically reduce the power to the LEDs to 50 percent of normal operating power, or to a level that will insure that the maximum junction temperature is not exceeded, when the ambient air temperature is 100 F or greater. 3.4 Physical and Mechanical Requirements The maximum weight of the luminaires shall be 35 pounds The luminaire width shall be less than the City s existing cobra head width which is inches wide The housing shall include a down opening door or doors for access to all internal components. The housing shall be a light or medium gray color with a flat or semi-gloss sheen and rust resistant. The paint shall be corrosion resistant and tested to withstand a minimum 3,000 hours in salt and fog condition as defined in ASTM Standard B All screws shall be stainless steel No part shall be constructed of polycarbonate unless it is UV stabilized (lens discoloration shall be considered a failure under warranty) Each housing shall be provided with a slip-fitter capable of mounting on a minimum 2.25 to 2.50-inch O.D. pipe tenon The slip-fitter shall be capable of being adjusted a minimum of ±5 degrees from the axis of the tenon in a minimum of five steps (+5, +2.5, 0, -2.5, -5) The clamping brackets of the slip-fitter shall not bottom out on the housing bosses when adjusted within the designed angular range Appendix A A-4 8/31/10

5 3.4.7 The luminaires shall meet 3G Vibration Test per ANSI C requirements The optical assembly of the luminaires shall be protected against dust and moisture intrusion per the requirements of IP-66 (minimum) to protect all internal components Any access door shall be hinged and capable of opening to 180 degrees. The door shall be secured to the luminaires housing Field wires connected to the luminaires shall terminate on a barrier type terminal block secured to the housing. The terminal screws shall be captive and equipped with wire grips for conductors up to No. 6. Each terminal position shall be clearly identified. 3.5 Materials The housing shall be constructed using die cast aluminum that is heavy duty and structurally rigid Housing shall be fabricated from materials that are designed to withstand a 3000-hour salt spray test as specified in ASTM Designation: B Each refractor or lens shall be made from UV inhibited high-impact plastic such as acrylic or polycarbonate Polymeric materials (if used) of enclosures containing either the power supply or electronic components of the luminaires shall be made of UL94VO flame retardant materials. The lenses of the luminaires are excluded from this requirement. 3.6 Luminaires Identification and Inventory Each luminaires shall have a barcode permanently and securely stuck in the housing and on the corresponding packaging box. The barcode when read must contain the model number, and serial number. In addition to the bar code, there shall be a label that includes date of manufacture (month and year) and drive current. 3.7 Wireless Monitoring and Control System General System Requirements Remote, secure desktop monitoring and control of the either individual or groups of luminaires from a secure website Appendix A A-5 8/31/10

6 Automated detection and reporting of cycling lamps, fault conditions, malfunctioning equipment, voltage, and energy consumption Capture, record and report historical data for items listed in Wireless communication via wi-fi or cellular System hardware shall form a wireless, self-healing, mesh network Compatible with solid state and HID lighting and Provide dimmable control of LED luminaires in selectable increments of 10% between 0-100% Shall be capable of expansion Wireless Monitoring and Control System Luminaire Controllers shall conform to the following requirements: Luminaire Controllers shall conform to the following specifications: Wireless communication range: a minimum of 1000 linear feet. Encryption standard: AES algorithm128 bit encryption. NEMA 3-prong twist lock compatibility. Operational between 120V to 277V power. Maximum average power consumption: 2 watts. ANSI C compliant. In the event of a network failure, the luminaire controllers must fail to on condition, and default to an internal clock with scheduling capacity Communication Points shall conform to the following specifications: Communication to remote data collection system must be via cellular or Wi-fi methods. Communication to remote data collection system must be encrypted using Secure Sockets Layer (SSL) protocol or equal. Must control a minimum of 500 luminaire controllers. Mounting on a street light mast arm or pole. 320J MOV - 6,500 amp surge protection. IP66 or greater. Maximum weight: 12 lbs System Monitoring and Control Web Portal Appendix A A-6 8/31/10

7 Shall provide system operators the capability to wirelessly monitor and control the lighting system assets from a web portal that is customizable per the SFPUC requirements Shall provide the system operator with the following capabilities: Interactive maps that provide a geographical representation of street lights. System summary/dashboard. Ability to control individual or groups of luminaires. 5.0 Glossary Wherever the following terms or abbreviations are used, the intent and meaning shall be interpreted as follows: AC Alternating current ANSI American National Standards Institute ASTM American Society for Testing and Materials AWG American Wire Gauge BUG Backlight, Uplight, Glare. Describes the types of stray light escaping from an outdoor lighting luminaires. B refers to backlight, or the light directed in back of the mounting pole. U refers to uplight, or the light directed above the horizontal plane of the luminaire, and G refers to glare, or the amount of light emitted from the luminaire at angles known to cause glare. CCT Correlated Color Temperature. A visible light characteristic of comparing a light source to a theoretical heated black body radiator. Measured in degrees Kelvin. The absolute temperature of a blackbody whose chromacity most nearly resembles that of the light source. Cd Candela. Unit of measurement of luminous intensity. Chromacity The property of color of light. CRI Color Rendition Index C Degree Celsius DC Direct Current F Degree Farenheit Fc Foot-candle. A unit of illuminance equal to lumen per square feet or lux. FCC Federal Communications Commission Hz Hertz IESNA Illuminating Engineering Society of North America IP-66 International Protection rating, sometimes referred to as Ingress Protection, that delineates the level at which foreign objects and water can intrude inside a device. IEEE Institute of Electrical and Electronics Engineers Appendix A A-7 8/31/10

8 ITL KA KV KWH LED LLF L70 LM LM LM/W ma METS NEMA NEC NVLAP O.D. Power factor QA Rated power RoHS SPD Independent Testing Laboratories, Inc. Kilo-Ampere Kilo-Volt Kilo-Watt Hour Light-Emitting Diode Light Loss Factor Time of operation (in hours) to 30% lumen depreciation (i.e. 70% lumen maintenance), derived from Luminaires in-situ temperature measurement testing (i.e. LED chip package temperature (TS) measurement obtained with the LED chip package operating in given luminaire and in a given stabilized ambient environment) under UL 1598 environments and directly correlated to LED package manufacturers IESNA LM data IES Approved Method for the Electrical and Photometric Measurements of Solid-State Lighting Products, developed by a joint IES-ANSI. IES Approved Method for Measuring Lumen Maintenance of LED Light Sources. Lumens per watt Milliamps Material Engineering and Testing Services of the Translab National Electrical Manufacturing Association National Electrical Code National Voluntary Laboratory Accreditation Program. A program under the US DOE to accredit independent testing laboratories to qualify. Outside Diameter The ratio of the real power component to the total (complex) power component. Quality Assurance The power consumption that the luminaire was designed and tested for at ambient temperature (70 or 21 C). See Design Qualification Testing. Restriction of Hazardous Substances Surge Protection Device. A subsystem or component(s) that can protect the unit against short duration voltage and current surges Appendix A A-8 8/31/10

9 SFPUC THD UL UV V W Total Harmonic Distortion. The amount of higher frequency power on the power line. Underwriters Laboratories Ultraviolet Volts Watts END of SECTION Appendix A A-9 8/31/10