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Voltage Drop Analysis Notification Appliances-NAC 01 <br /> FCPS-2498 Notification Appliance Circuit(3.0 amps) Source Voltage:20.40 VDC Low Battery <br /> Protected Premises: ORONO ELEM&EMAMEDIAT°E Date: 6.20.14 <br /> Address: 765 OLY CRYSTAL BAY RD N City: ORONO <br /> State: MN Zip:55356 Note: NAC NA.-A1 CIRCUIT 1 <br /> Prepared By:MN Conway Fire&Safety Phone: <br /> Address:575 W Minnehahe Ave City: Saint Paul <br /> State: MN Zip:55103 <br /> Current Distance{Feet} Circuit Voltage(�}Each Device <br /> Device 0 PartNumber (an") Between. Total 10 AWG 12 AWG 14 AWG 16 AWG 18 AWG <br /> 1 P2W75 0.1760 22 22 20.25 20.16 30.02 19.80 19AS <br /> 2 P2W75 0.1760 22 44 20.11 19.94 19.6? 19.24 18.55 <br /> 3 P2W15 0.0910 22 66 1998 19.73 19.34 18.71 17.72 <br /> 4 P2W75 0.1760 22 88 19-86 19.53 19,02 18.21 16.91 <br /> 5 P2W75 0.1760 22 110 19.74 19,35 18'3 1774 16.17 <br /> 6 P2W15 0.0910 22 132 19.64 19.18 18-46 17.31 45.49 <br /> 7 P2W73 0.1760 22 154 19.53 19,02 18.20 16.90 444 <br /> B P2W30 0.1160 22 176 19.44 18,87 17.97 16.53 4433 <br /> 9 M15 0.0910 22 198 19.36 18.73 1'-1 16,15 469 <br /> 10 PC2W75 0.1760 22 220 19.27 18.60 17.54 ,E 43.7 <br /> 11 P2W15 0.0910 22 242 19.20 IBA9 1736 43-36 42-74 <br /> 12 P2W75 0.1760 22 264 19.14 18.38 17,19 1-5--V <br /> 13 EW30 0.1160 22 286 19.08 18.29 17„05 35:86 41:" <br /> 14 P2W15 0.0910 22 308 19.03 18.21 16.92 44,83 4438 <br /> 15 SW1S 0.0660 22 330 18.98 18.14 16.80 44-669 <br /> 16 PC2W30 0.1160 22 352 18.944 18.07 I6.69 I449 UM <br /> 17 P2W15 0.0910 22 3?4 18.90 18.01 16.60 4434 40w77 <br /> 18 P2W30 0.1160 22 396 18.87 17.96 16.52 A..2i n.57 <br /> 19 SCW15 0.0660 22 418 18.84 17.92 16.45 44.11 40.44 <br /> 20 P2W75 0.1760 22 440 18.82 17.88 1639 4442 18:26 <br /> 21 P2W75 0.1760 22 462 18.81 17.86 16.36 4344 4049 <br /> 22 SCW15 0.0660 22 484 I9.80 17.86 1-6,35 43:93 4 4fi <br /> Total Current: 2.7920 %Voltage Drop: 7.82 12.47 19.84 31.61 50.222 <br /> Go Go Go 11io Go No Go <br /> SWAWA*eagh indicates a value below the device's mimmar voltage at indicated location and wue gauge. <br /> These calculations assume a worst-case source voltage as measured by UL with the batteries depleted to 20A volts.Under AC <br /> power and for most of the drain cycle of the batteries,the circuit voltages will be substantially higher and thus,would <br /> support a greater number of devlm. A device's minimum operating voltage is derived from the UL-requirement that it <br /> operate within a Regulated Voltage Range(16VDC-33VDC). <br /> 6/20/2014 1 <br />