Laserfiche WebLink
Elk River <br /> Municipal Utilities UTILITIES COMMISSION MEETING <br /> TO: FROM: <br /> Elk River Municipal Utilities Commission Eric Volk—Water Superintendent <br /> John Dietz—Chair <br /> Daryl Thompson—Vice Chair <br /> Al Nadeau—Trustee <br /> MEETING DATE: AGENDA ITEM NUMBER: <br /> June 10, 2014 5.2 <br /> SUBJECT: <br /> Variable Frequency Drives (VFD) for Wells <br /> BACKGROUND: <br /> Last month Well#5 shorted out and the Commission approved the purchase of a new well motor, VFD, <br /> and dV/tV filter.Management said they would report back with an update for the rest of the wells that do <br /> not have VFDs and make a recommendation on replacing the rest of the soft starts with VFDs. <br /> DISCUSSION: <br /> The Water Department is looking into upgrading Wells 2, 3,4,and 6 with variable frequency drives <br /> (VFDs).We had an electrician and VFD company give us an idea of what it would cost to upgrade every <br /> well that currently has a soft start and needs a VFD. We had originally budgeted$200,000 for Well#4. At <br /> the end of 2013 it was approved that we could use the money to fix things at Well#7. We also used some <br /> of that money to buy the new VFD,well motor,and dV/tV filter for Well#5. <br /> Original Amount Budgeted $ 200,000.00 <br /> Well#5 VFD,Well Motor,dV/tV Filter(WO 14-27) $ 47,141.63 <br /> Well#7 Valve Replacement(WO 14-16) $ 23,375.00 <br /> Well#7 SCADA Upgrades(WO 14-16) $ 23,920.00 <br /> Well#7 Repairs (WO 14-16) $ 11,839.34 <br /> Remaining Amount $ 93,724.03 <br /> Remaining VFD Upgrades <br /> VFD Cost Electrician Cost Miscellaneous Cost Total Cost <br /> Well#2 $ 4,052.50 $ 2,090.00 $ 6,142.50 <br /> Well#3 $ 5,527.50 $ 1,580.00 $ 13,820.00 $ 20,927.50 <br /> Well#4 $ 6,747.50 $ 2,440.00 $ 9,187.50 <br /> Well#6 $ 6,528.50 $ 2,440.00 $ 8,968.50 <br /> Total Cost $ 45,226.00 <br /> 4' D1 <br /> ` Page 1 of 2 NATURE <br /> Reliable Public <br /> Power Provider P O W E R E D T O S E R V E <br /> 74 <br />