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F. Minimum amperage for sub-circuit breakers shall be as shown on plans. <br /> G. Circuit breakers shall be mounted on non-energized clips. All circuit breakers shall be mounted <br /> vertically with the up position of the handle being the "ON" position. <br /> H. Dead front panel or panels, and corresponding exterior door, shall be hinged on one side and <br /> shall be able to open without the use of tools. <br /> 2.12 HEAT SHRINK TUBING <br /> A. Heat shrink tubing shall be dual wall, irradiated polyefin tubing containing an adhesive inner <br /> wall. When heated, the inner wall shall melt and fill all crevices and interstices of the object <br /> being covered while the outer wall shrinks. Each end of the heat shrink tube or the open end of <br /> the open end of the end clamp of heat shrink material shall, after contraction, overlap the <br /> conductor insulation at least 1-1/2 inches. <br /> B. All heat shrink tubing shall also meet the foilowing requirements: <br /> 1. Shrinkage Ratio: 33 percent, maximum, of supplied diameter when heated to 125°C. and <br /> allowed to cool to 25°C. <br /> 2. Dielectric Strength: 350 kilovolts per inch, minimum. <br /> 3. Resistivity: 1014 ohms per centimeter, minimum. <br /> 4. Tensile Strength: 2,500 Ibs. per square inch, minimum. <br /> 5. Operating Temperature: -5°C. to 135°C. <br /> 6. Water Absorption: 0.5 percent, maximum. <br /> 2.13 DUCT SEAL <br /> A. Sealant for duct seal shall consist of"Duct Seal Compound" as manufactured by Johns- <br /> Mansville Industries, Appleton Electric Company and Killark Products, or approved equal. <br /> 2.14 PHOTOELECTRIC CONTROLS <br /> A. Photoelectric controls shall conform to the provisions in section 86-6.07"Photoelectric Controls" <br /> of the Standard Specifications and these specifications. <br /> B. Unmetered street lights or lighting circuits shall use Type IV photoelectric controls. Each <br /> luminaire shall be equipped with an individual photoelectric unit conforming to Section 86- <br /> 6.07B(1) of the State Standard Specifications with the following additional requirement: <br /> 1. The photoelectric unit receptacle shall be adjustable to allow for positioning to the <br /> satisfaction of the City Engineer. <br /> C. Metered street lighting circuits serviced from an electrical service equipment enclosure shall use <br /> Type V photoelectric controls. Each Type III-BF or Type III-CF service equipment enclosure <br /> shall be equipped with a central photoelectric unit capable of switching multiple lighting circuits. <br /> Each luminaire shall be supplied with a shorting cap when a Type V photoelectric control is <br /> used. <br /> 2.15 SIGNAL INTERCONNECT CABLE <br /> A. Signal Interconnect Cable (SIC) shall be six-pair No. 19, AWG solid bare copper conductors. <br /> Conductors shall be in twisted pairs. Color coding shall distinguish each pair. SIC cable shall <br /> conform to IMSA Specification 20-2-1984. <br /> B. The cable jacket shall be IMSA 20-2 black, high-density polyethylene, rated for a minimum of <br /> 600 volts and shall have a nominal wall thickness of 60 mils, minimum. The cable jacket or the <br /> moisture resistant tape directly under the outer jacket shall be marked with the manufacturer's <br /> name, insulation type designation, number of conductors and conductor size and voltage and <br /> temperature rating. <br /> SIGNALS, LIGHTING,AND ELECTRICAL SYSTEMS <br /> EAST BAYSHRORE ROAD STREET LIGHTING PROJECT 16500-8 <br />