DDA. When I turn the water system on, I will have water for 1 - 3 hours then there is not pressure. The Grundfos CU 301 is an intelligent constant pressure pump control. All Categories. Check the water supply suction pipe for damage or obstructions, if the pump does not start. Now pump won't build pressure beyond 44 lbs won't shut off. 7Amps. Page 1 GRUNDFOS MI 301. Helpful. When I turn the water system on, I will have water for 1 - 3 hours then there is not pressure. Switch the "RCD" back on. 4. You wont be mystified to enjoy every book gatherings Grundfos Cu 301 Service Manual that we will undoubtedly offer. CU 301 communicates with the pump via power line communication. The fuse of the pump's electrical supply line has tripped. Select the situation that best matches your own to get started. Domestic ground water intake. You can disconnect the CU301 and just wire the two hot wires directly to a 240V breaker to test the pump. I want to order or purchase a product or service. For Installers, once you have downloaded the app to your smartphone or tablet, you get many benefits that make your working day better: Control pumps remotely. Learn more. . CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Tighten the screw and check the connection is secure. I have been testing the system by leavin a outside hydrant open and turning the pump on, I get a very consistent 3 minutes and 14 seconds before I hear sucking down the well casing. Suitable for: Residential groundwater intake. Select ‘Catalogue’. This way the float switch will kill power to the controller. The well depth will be around 350-400 feet deep with around 30GPM. 5 or 2. Dosing pumps, Digital. This will not be a clean installation by any means. He said the chip in there won’t communicate with the new pump so the actual controller is probably still alive. Ratings and Reviews. Our professional technicians have years of experience in diagnosing and correcting Weil McClain Boiler Ignition Faults, so you can be sure your boiler is running efficiently again in no time. . Delivery Options: Standard, Express, Same Day & Next Day options available * Equipment is subject to availability. Off-grid. FAQ. That is a very common problem with the SQE/CU301 type system. Suitable for: Residential groundwater intake. Inline pressure gauge (cycles between 60 psi - 80 psi on demand; holds at 70 psi no demand) I've always thought the bladder tank pressure should be set to -2 psi below the low pump turn (this would be 58 psi). Just go to the Grundfos Product Center to find the pump spare parts you need. Ltd. 7 Dynamic head system pressure comment if this is not fulfilled the pressure may fall below the pressure set on the cu 301 maximum head at rated flow and minimum head at no flow can be found in the following sections. Rainwater Equipment. CU 301 is a control and communication unit developed for 3” SQE well pumps used in constant-pressure applications. No results are available for the current selection. You would only need to replace the pressure transducer with a standard 50/70 pressure switch, and wire the pump directly to the pressure switch without needing the CU301. 2941 Brighton road oakville, ontario L6H 6c9 phone: (905) 829-9533 telefax: (905) 829-9512 mexico Bombas GrunDFos de Mexico s. Size Range. Envieq supplies the Grundfo SQ and SQE 3″ borehole pumps with all necessary options, as the Grundfos CU301 and constant pressure KIT for domestic usage. CU301 CONSTANT PRESSURE STATUS BOX. S. de C. 01. Grundfos GO Remote is used for installation, data monitoring, fault information and configuration of Grundfos pumps and systems, by radio or IR connections. The SQE series allows clients to install Grundfos CU 300 and CU 301 control panels. Mine are red-black-green. When Subdrive® controller fails: Install Pside-Kick® per instructions. GrunDFos canada Inc. Find The Right Part Right Now at Midwest. Horsepower: 1/3 hp. Whichever situation you’re in, you can find the pump troubleshooting guide you’re looking for in 3 possible places: Grundfos Product Center; the Grundfos for Engineers Search Engine; and the Grundfos GO Remote app. The real problem is needing a variable flow rate from a given pump. Grundfos GO Remote. Submit Review. Make sure the voltage is at the correct level for your pump, as incorrect voltage can cause malfunctions. O. It will consume space for the storage vessel and get overly complicated while not really addressing the problem. The Grundfos CU 301 is an intelligent constant pressure pump control. A blue or grey circle with a white graphical symbol indicates that an action must be taken. Find products of CNC Machine Parts with high quality at AliExpress. E. › Ver los detalles del producto. If you are not. O. Grundfos CU 301 Constant Pressure Kit; For use with Grundfos SQE Series 3" Submersible Well Pumps; CU 301 Intelligent Control Unit; Provides full control the SQE submersible pump; Constant Pressure Control; Controlled by signal from pressure sensor (Stainless Steel Sensor Included) Pressure Setpoint Adjustment (40-100 PSI)The SQE pump is fitted with a single-phase Grundfos MSE 3 or MSE 3-NE motor. Dec 14, 2014. 5 hp, dry-running stop = 300 W. grundfos cu 301 troubleshooting grundfos cu301 wont turn on grundfos comfort valve grundfos comfort system manual grundfos r100 manual abrosexual flag. 21 shipping. The old CU301 was set to 80 psi. The CU301 Controller and Transducer allow the Grundfos SQE Submersible Pumps to operate as "constant pressure" pumps. The Grundfos 3 inch SQE constant pressure pump is the most cost effective way to get constant pressure for your home or other small water application. The Grundfos BMQE system delivers constant water pressure, even with multiple fixtures or taps. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Easy to install and operate, this one-stop-shop pump. USA. Grundfos' factory or authorized service station, any product of Grundfos manufacture. And Grudnfos SQ N and SQ NE series pumps for environmental applications. No extra cables are required between the CU 301 and the pump. GRUNDFOS Pumps Pty. A red or grey circle with a diagonal bar, possibly with a black graphical symbol,New Grundfos hydraulics reduce clogging problems and help build confidence into wastewater handling. If it was a warranty replacement, maybe you can sell it on the Internet and pass the problem to someone else. Suitable for. Talked to Grundfos today and a tech guy said that the old CU 301 v3 that I have dated 04/05 is no longer compatible with the new SQE pump that only V6 and V7 will work. Alarm indication of pump operation by diodes on the front. The CU 301 is an intelligent control unit which capable of monitoring and displaying the system’s performance continuously whilst also providing a variety of protection features that guarantee a long lifetime of the pump. Have a 5 year old Grundfos cu301 system with 2 gal pressure tank. No extra cables are required between the CU 301 and the pump. 5 Function. I have a cu301 system at my cottage. New Grundfos hydraulics reduce clogging problems and help build confidence into wastewater handling. 2 people found this helpful. Water Pump Grundfos CU 301 Installer Manual 28 pages. CU 301 is a control and communication unit developed for 3” SQE well pumps used in constant-pressure applications. I is recommended to ONLY use a 2 gallon pressure tank which should be pressureized to. Learn how an easy and reliable remote-control tool makes life easier. 0 hp, dry-running stop = 800 W. New hydraulics ensure operational reliability – a necessity for raw wastewater transport. Jul 24, 2011, 08:19 AM. 5 HP 10GPM (10SQE 15-330) and the CU301 Controller - $3,800 installed Goulds VFD 2. Product Questions . 18 Settings . Pressure Sensor Danfoss 0-6 Bar. Report. VAT) Grundfos GO MI301 ( 189. You're reviewing: Cu301 Mkii Constant Pressurekt For Grundfos -Part# 96438895 Your Rating. CU 301 is a control and communication unit developed for 3” SQE well pumps used in constant-pressure applications. info@lenntech. p. Model Number: CU301. I have a cu301 system at my cottage. Discover grundfos alpha2 connector on US $0. If an "RCD" fault current circuit breaker has been installed in the pump's electrical supply line, it has tripped. The CU301 controller is set to 60 PSI. Furthermore, the CU 200 enables connection of a level switch. All 5SQE pumps are ideal for flows of gallons per minute. Data may be subject to alterations without further notice. Ships from and sold by Layger. Grundfos circulator pumps are designed for best-in-class efficiency with low maintenance. CU 301 is a control and communication unit developed for 3” SQE well pumps used in constant-pressure applications. Three hours later the voltage alarm came on again and it stopped working. 4. It has been nothing but trouble from day one (four years now). Kullanılan standartlar: EN 61000-6-2: 2005 ve EN 61000-6-3: 2007. He bought his own Caribbean island when he was 24, was knighted in 1999 and is now said to be worth $4. Residential water pressure boosting. A pressure transducer, or pressure sensor, is fitted in a heating and cooling or ventilation system. Plug your iPhone into your computer. B. Toggle. 104 °F. Grundfos CU301 controller (set to maintain 70 psi) JetRite2 4. Grundfos CU 301 Constant Pressure Controller 96436754 - Made for the SQE Series pumps is available to buy in increments of 1. Quick. + GRUNDFOS VERSION 6 Pressure Transducer SQE SmartFlo CU301/CU321 MBS1900-98393361. 3. € 1 792,99. Ready to purchase? To contact a Grundfos distributor to purchase product or learn more about pricing and availability, please fill out the required fields below. Each plug terminal has a screw, so loosen the screw so you can insert the wire neatly into the hole. Dokumentace. 1 when the suction pipe is empty and the pump is to be primed. The pressure drops until it reaches 20 PSI to 32 PSI (1. If it does not, apply the Grundfos circulating pump repair methodas follows: Turn off the system and power supply to the pump. 15 parque Industrial stiva aeropuerto c. CU 301, pressure sensor kit. Terry, I recently saw the article you wrote on this controller. 5. All 5SQE pumps are ideal for flows of gallons per minute. iPhone 7: Press and hold the Sleep/Wake button and the volume down button. Discontinued No Longer Available from the Manufacturer. Most have been replace 3-4 times by now. Grundfos Cu301 Won’T Turn On . The "E" means electronically controlled via the CU control box. The intelligent control box offers a wide flexibility for various system set-up or configurations. To avoid this, booster sets with pressure gauges are able to adjust the output and thus. I have a Grundfos Cu 301 and the voltage alarm keeps blinking and the pump won't run. Gain practical insight into how to interpret troubleshooting issues, learn about specific warnings and alarms and get the knowledge required to help diagnose issues. FR: Déclaration de conformité UE Nous, Grundfos, déclarons sous notre seule responsabilité, que le produit CU 301. Buy Grundfos Pumps 96438895 Direct. Ground water intake. However, after I paid him for the pump installation (something over $3500. It seems to me that it should be indoors rather than out exposed to the weather. Our purpose and values Our company What we do Our partners Cases Innovation. Turn the valve to the left (out). The CU 301 control unit provides: Full control of the SQE pumps. • Status of the indicator lights on the control panel. original grundfos went up--- ordered and replaced in oct 2018 -now it wont work again. 1 when a small quantity of water and a high pressure are required. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. Reach4. Quick view Choose Options. After that the pump turns off and does not turn back on, no matter how many faucets are open. . He said the chip in there won’t communicate with the new pump so the actual controller is probably still alive. No. Grundfos. = L pump + (n – 1) x 3 L max. Grundfos Warranty Policy Page 3 of 24 Section 2: Guidelines • All warranty claims must be submitted within 30 days of the last labor date to complete the warranty repair. When I turn the water system on, I will have water for 1 - 3 hours then there is not pressure. Recently the CU301 is indicating "OVERLOAD" and runs the pump at a reduced speed. SWJP. Grundfos AB. C $1,679. What is the difference between SQ and SQE? The SQ is a single speed pump and the SQE is a variable speed pump which needs a control box to operate with variable speed and to monitor and adjust its features. Find a regular 40/60 pressure switch, a 1/4X3 nipple, and a 1/2X1/4 bushing. 7. Grundfos will not be liable for any costs of removal, installation, transportation, or any other charges which may arise in connection with a warranty claim. After occupying the house and installing our irrigation system the following spring, we adjusted the psi from 70 to 80. Grundfos. I have the same concern on both the CU301 and the CSV. 03CZ Being responsible is our foundation Thinking ahead makes itpossible. As you have already noticed, removing the variable speed controller and hooking it up directly to power, will usually get the system running again. 5HP will give you 10 GPM at 50 PSI even when the water level drops to 300'. If these instructions are not observed, it. Find the help and support you need with your pumps and services, no matter what you are looking for. Control panel Grundfos CU 301 was designed specifically for working with SQE submersible pumps. USA. Cycling on and off from old style pressure tank systems will destroy pumps, motors, capacitors, relays, pressure switches, as well as cause pressure. Support for any situation. Is it time to get an new control unit? A red or grey circle with a diagonal bar, possibly with a black graphical symbol, indicates that an action must not be taken or must be stopped. 4 Contents. All information is copyright Grundfos. System in located in small crawlspace under the cottage. Switch on the supply and the motor. USA. How to Troubleshoot a Grundfos SQE Using the CU. International. $1,445. so you won't miss out on getting the savings. The CU 300 is capable of control the pumps based on multiple sensor signals. (Grundfos) are warranted to the original user only to be free of defects in material and workmanship for a period of 24 months from date of installation, but not more than 30 months from date of manufacture. (If the bladder is leaking, water will probably come out of the air valve of the tank. Connected tapping points or cisterns may still be running. 2 when the pump has been primed, and a large quantity of water and a low pressure are required. Products & services Support Learn Applications Products A-Z Categories. The wiring diagram shows the power hookup to the two terminals. CU 301. Then when the little 10,600 RPM SQ pumps fails, you already have the CSV controls needed to replace the pump with any standard 3450. Select the situation that best matches your own to get started. 00), he now won't return my calls or even tell me the model of the pump he installed so I can get someone else to finish it. 3 ofertas desde US$189. GRUNDFOS Pumps CorporationAdd to Cart. #1 The well guy was out again this morning replacing the CU301 Controller for the 3rd time in 18 months. 5hp. hhpac (2,429) 100% +C $106. That is a very common problem with the SQE/CU301 type system. 5 Constant pressure control. There are three different methods for detection of water shortage: Pressure switch on suction. Save Seller. Just remove the CU301 and pressure transducer and replace with a standard 40/60 pressure switch . It provides constant-pressure monitoring with the help of a single signal of the sensor adjusting the level of pressure in the system and indicating an alert and controlling the work process. Add our constant pressure kit with the. • The parts replaced during a warranty repair will be maintained by the repairing facility for a minimum of 90 days after claims submitted. Have the pipe system pressure-tested by a specialist company. Has anyone seen something like that before? In the past, simply turning off the pump and waiting 30 seconds to turn it back, would allow for the system to go back to normal. Product ratings and reviews. 8 zobrazuje tlaŁítko ON/OFF na łídící jednotce CU301 je možno Obr. Grundfos GO Remote. Most have been replace 3-4 times by now. 5gl diaphragm tank Inline pressure gauge (cycles between 60 psi - 80 psi on demand; holds at 70 psi no11 CU 301 Sensor Max. Municipal wells. It's also possible you need to check your Windows. B. The pump will not turn itself on. Find out how to get reduced energy consumption, increased comfort and unsurpassed operational reliability for your application. That sounds like there is a short and the breaker won't allow you to reset it. CU 301 are designed for communication, monitoring and control of SQE submersible pumps in constant pressure applications. See the attached picture of one of the most recent Grundfos SQE systems that was changed out to a CSV system. The CU300 and CU301 are both control boxes to monitor and adjust the features on the SQE. Possibility of adjusting pressure. 1. Legend. You commented that the variable speed pump could be hooked straight to the power supply. Brand: Grundfos. Check to see if the fuse has tripped. The SQE pump features variable speed which is offered through frequency cont rol. Quick view Add to Cart. . Products A-Z. B. Available with 2-3 parallel connected pumps, with an integrated. CU 301 is specially designed for the Grundfos SQE 3" submersible pump to provide a constant pressure water package solution. of manufacture. On 2022-01-08 by Brian . 00. The SQE SmartFlo range works with SQE pumps available in 4 sizes: . The CU301 User Interface is the easy to use command and control computer for operating the pump in constant pressure. CU 301 is specially designed for the Grundfos SQE 3" submersible pump to provide a constant pressure water package solution. 46 US gpm. CU 300 are designed for communication, monitoring and control of SQE submersible pumps in various applications. New Grundfos hydraulics reduce clogging problems and help build confidence into wastewater handling. The company installing the new pump planned on completing the installation with the Grundfos CU-301 controller and 2 gallon pressure tank. search. If these instructions are not observed, it may result in malfunction or damage to the equipment. I finally swapped out my Grundfos CU301 well controller for a CSV1Z Cycle Stop Valve. . $745. I bought a 60/80 switch and adjusted it to 60/75 and set the CSV1A to 70. Three hours later the voltage alarm came. ; Page 4 5h = 100% 100 - 240V AC ±10% 50 - 60 Hz (Battery low) ; Page 7 = ON. CU301 with red overload light constantly on Thread starter tommyboy2010; Start date Apr 12, 2012; Users who are viewing this thread. Both motor types can communicate with the Grundfos CU 300 and CU 301 control units, which can be operated with the Grundfos R100 remote control. Grundfos will not be liable for any costs of removal, installation, transportation, or any other charges which may arise in connection with a warranty claim. B. 00. Grundfos Pumps Corporation 17100 W. 4. A. Brand: Grundfos. Increasing water pressure to a certain set point and keeping the pressure even though flow and inlet pressure varies. Miami Pump and Supply Company has a dedicated staff of pump professionals to assist our clients with sizing and selecting pumps for individual applications across all markets. Control Unit Grundfos CU 300 Installation And Operating Instructions Manual 59 pages. 5hp, . To find a spare part for your pump, search for the pump in the product menu. I’ve put a couple CSVs in and a lot of various VFDs including plenty of CU301/SQE combos. 35. $919. • Motor type 0. This video is about how to troubleshoot the Grundfos SQE pump using the indicators lights of control panel Grundfos CU 301. A 1. Grundfos alpha2 connector has items of butt type waterproof connector and auto connector. • Reference Grundfos Standard Terms and. Go with the CU301. The CU 301 is an intelligent control unit which capable of monitoring and displaying the system’s performance continuously whilst also providing a variety of protection features that guarantee a. When a valve is closed, and the water reverses direction back toward the pump, the pressure tank absorbs the shock of the water column in the piping. The reason they were put on the market to start with, was to compete with the constant pressure control of a CSV, introduced in 1993, without shooting the pump. I have a Grundfos 10SQE10-290 pump that is rated at 1hp. ; Page 16 GB: The crossed-out wheelie bin symbol on a product means that it must be disposed of sep- arately from household waste. 5". 4. HelpCU 301, pressure sensor kit. ; Page 3 Radio. Recíbelo el martes, 3 de enero. : +45 87501400 | Fax +45 87501402. • that the control indicator LED is flashing. This item: Grundfos - CU301 Transducer . That will get you back in water but the pump will cycle on and off until you get a CSV1A installed to deliver the 75 PSI constant you need. Ground water intake. 4. . ITEM 96436753. I am repairing or maintaining. If an "RCD" fault current. We have a Grundfos cu301 digital control box with its typical matching pump. The Grundfos 3” SQE submersible pump can handle a wide incoming voltage range (150v to 280v), with little effect on pump performance. Note: For 10 SQE 160 and 10 SQE 160 N pumps, the value is 550 W. E. If you have a Grundfos Cu301 pump and it won’t turn on, the first thing to do is to check your power source. We apologize for any inconvenience. Shop for grundfos top deals. CU 100, 200, 241, 242, 300, 301, 351, 362. Grundfos SQE 3” borehole pumps are commonly used for the pumping of water from smaller boreholes and wells for water supply and irrigation. The last I heard those CU301/SQE type systems were in "generation nine". Newer versions of the controller, version 7 especially are FAR more reliable. Residential groundwater intake. A Cycle Stop Valve set at 60 PSI will deliver the same 60 PSI constant pressure. Suitable for. L. 3 out of 5 stars based on 7 product ratings.