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F. The engine generator shall be capable of successfully providing 480V, three phase, three wire, <br /> 60 hertz power to start and continuously run the squirrel cage motors in addition to the <br /> fighting and control loads. Starting method shall be as described below. The maximum step <br /> voltage dip shall be 20% below 480V, as measured line to line at the generator terminals, <br /> Iduring start of any of the listed loads for the following loading sequence: <br /> LOADING SEQUENCE STARTING METHOD <br /> 1. 20 KW Misc. Lighting and Control On Always <br /> 2. 5 HP Squirrel Cage Induction Motor Across the Line <br /> of miscellaneous pumps <br /> 3. 50 HP Squirrel Cage Induction Motor Accross the Line <br /> on a Air Blower <br /> ' 2.3 ENGINE <br /> A. The engine shall be a electronic ignition engine type, four cycle with vertical inline or V-type <br /> cylinders. <br /> 1. The engine shall utilize only diesel fuel. <br /> 2. Piston displacement shall be a minimum of 466 cubic inches. <br /> 3. The engine shall deliver a minimum of 186 HP at a governed speed. <br /> 4. The engine shall have sufficient power to produce the specified ratings when operating <br /> with all accessories including exhaust, fuel, cooling, and battery charging systems, etc. <br /> B. The engine shall be equipped with: <br /> 1. Fuel filters and electric fuel shutoff valve. The fuel filters shall be replaceable and <br /> Iconveniently located for servicing. <br /> 2. Electrical governor; consisting of a magnetic pickup speed sensor, adjustable electronic <br /> control, and an electrical actuator mounted integrally with the fuel pump. The governor <br /> shall provide automatic engine generator set frequency regulation adjustable from <br /> isochronous to 5% droop. Governors using external throttle linkages are not acceptable. <br /> 3. Positive engagement solenoid shift-starting 24 VDC starter rated for 530 amps <br /> cranking current. <br /> ENGINE GENERATOR <br /> 11500 - 9 <br />