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I Franklin Frieling Systems <br /> I TECHNICAL I uPDATE TB0318-03r2 <br /> CPU CO-AXIAL DROP TUBE CALCULATION E-FORM <br /> Defender Spill Con ainment(For Reference Only). <br /> Fig. "a„ <br /> [Not to scale.] L _ Detail for "XIA". j l <br /> Seat surface of upperdrop tube. I <br /> e '•1 1 <br /> „x. Upper Drop % 1 <br /> � Tube uxrr Top Of lank <br /> �---j Final Shutoff Volume— <br /> Overfill <br /> revention Valve <br /> "A" <br /> (k1.S.T.) <br /> rsxrr <br /> _ trBrr <br /> N lower uxrr uA:� <br /> Drop Tube <br /> � II <br /> ,I <br /> «yrr/% -------- -- <br /> Poppeted Coaxial OW) <br /> 6„(152 mm)Max" Measure from retaining ring, <br /> Bottom of Tank 'If local codes require this distance to be <br /> GSe' smaller,subtract less than 6"[152mm). <br /> Fig,"By' Fig, rrCrr <br /> Calculail a Final Shutoff Volume To find Upper Drop Tube length"X" To find Lower Drop Tube length"Y" <br /> Actual Tank C apacity I]rapiubeseaI ! rmatshulolf <br /> "A" ► `'� surface to "B" 05- 3 volume <br /> ''g0El Gallons - bonom of tank height <br /> - (Subtract) - [Subtract] <br /> X (1imultlply) �� Finalshulot! OPV Length <br /> „Bn 05 volume height 15Ile(400 mm) Olfse! <br /> Typically 95%** - (Subtract) - (Subtract) <br /> Positron and r re Tank bal lam <br /> r Final shutoff volume 2,5"(63•5 mrn) mounting j I2, clearance <br /> 1 adjuslmenl <br /> (gallons) _(Equals) _(Equals) <br /> Final Shut off Volume Height Urpe,L wa Tube LePRI h L91-0,cp Tube Lengt h <br /> NOTE: For exact dimensions,consult the manufacturer's tank charts. <br /> Use the actual capacity of the tank for calculations.NFPA30 Guidelines <br /> frankliniue€ing,CQm � <br /> 3760 Marsh Rd.•Madison, 153718.USA limit tank fill to 951 <br /> Tel:USA&Canada+1800 2 5 9787•Fax:+1 608 838 6433 <br /> Tei:UK.44(0)L473 24330 •Tel:Mex 001 800 738 7610 <br /> Tel:DC+49 6571 105 390• el CH*86 10 8565 4666 0 2022 Franklin Fueling systems.All Rights Reserved, <br />