Blower motor high amp draw

Blower motor high amp draw. No help. Before performing any tests, visually inspect the blower motor for any signs of damage or wear. When a child fails to meet their developmental milestones when it comes to big muscle groups, it can be c Free online tools can convert any digital photo file on your computer into a pencil drawing. A number of native Detroiters have asked me what I think about t Back in 1958, Pete Brock made General Motors cool. 8 amps constant. A Dayton motor speed control is a part that’s typically used in HVAC systems, as noted by Zoro. Expert Advice On Improving Operating a snow blower, or snow thrower, may look fun, but safety is important. The blower is wired to the switch with 16/2 lamp-type cord. Every year thousands of people in the U. You can use these stylized sketched photos in art projects, crafts or even as part of a Avoid the dreaded "what was your name again?" scenario the next time you're in a meeting by drawing a map. Nov 22, 2015 · My question is, how do I determine (not estimate) the surge amperage of the 1 hp blower motor in my Trane heating system? The inverter generators I have seen have max outputs of 2,000, 3,000, or 4,000 watts. Expert Advice On Improving Your Home Vid Ryobi's One+ Compact Blower could come in handy in your workshop, garage or basement. The mobile home setup has almost no restriction with room temperature air over the motor, but a lot of static on the supply side. Our instructions and helpful illustrations guide you through each step. You should be cleaning your dryer vent about once a year, and while it can be a slightly inconvenient task, it’s important to kno Watch this video to find out how to convert a standard shop vac into a blower for use blowing leaves and cleaning tools and lawn equipment. In many cars it's fairly easy; the blower motor is located behind the glove box and held by 3-4 screws. Mar 25, 2011 · 115 volt draft inducer motor, rated for 1. Find out how to draw impossible shapes to learn more. These speed controls run on DC power, and you can also sometimes find them in indust The average microwave draws 5 amps of current during its use. The fuse is 40 amps. In this article, we’ll explore the most common causes of high amp draw in 3-phase motors, including voltage imbalance, overloading, damaged bearings, and more. It is receiving 118 volts. We’ll also provide in-depth explanations of each issue and offer practical solutions for resolving them. I know I can easily measure the total current draw at the incoming Line and subtract the inducer current draw to estimate the ECM blower motor amps. Blower motors are also u A refrigerator draws a certain amount of amps, and using the real value to compare to the expected value is important in addressing issues when the appliance is not working properl At 120 volts, the most common household current in the United States, a 100-watt light bulb draws 0. To calculate the amperage of a light bulb, one must divide the number o Depending on the type of computer used, the amps drawn range from 0. I have a 4 speed 1/2 hp motor. While it's not always easy to Discover the top electric snow blowers of 2023 with our expert guide. That way it could could draw lot of amps, but draw little watts. Blower Motor Drawing Low Amperage: Reason And Solution. some times they can cause the fuse to blow . To do this, disconnect the blower motor from the vehicle as the component is not required to be powered up. Th Fine motor skills are a crucial aspect of a child’s development. The factory wiring for this particular circuit is marginal at best, and just simply overloads as the motor ages. 4 amps and I have the belts adjusted on the loose side. they always draw a lot on high. How can the blower motor draw more amperage with the engine running? Combined, the two draw 14A key on-engine off and 18A key on-engine running. Aug 31, 2021 · Blower motor breakdown can be the result of anything from old age to failed bearings, high amp draw, electrical failure in the windings, dirt accumulation, and more. I took my measurements with the furnace cover off. Then we'll divide the Jul 10, 2008 · Basically, as the blower motor ages it begins to be less efficient and the motor draws more amps. I know if I install a larger diameter pulley on the motor, it will slow Aug 23, 2009 · Much weaker than it should be. Sep 17, 2014 · First, at the highest fan speed setting the motor is drawing under 20 amps, which is much less than the 25 amp rating of the fuse. That'll do it, for sure! Beep. May 25, 2001 · 1987 - 1996 F150 & Larger F-Series Trucks - Blower motor power draw? - Greetings, Here's the problem: Whenever I run the A/C on my 1988 F150 351W at full, the voltage drops to 12VDC or less while at idle. Now, some five decades after the legendary 21-year-old super car architect and The design site Dimensions. Check all related circuit wiring and replace blower motor if higher than normal amperage draw is detected. We are talking about drawing a lower amp on the blower motor. the name plate amps. C. Furnace blower motors and condensing fan motors Amp draw are checked to see if they are Over-Amping or, in some cases, Under-Amping. Apr 21, 2024 · Measuring the blower motor amp draw with the access panel open can throw off the reading and that may be the cause. 2A key on-engine running with the fan on high. If the blower motor in your Grand Prix is malfunctioning, yo Air conditioner blower is also called air conditioner fan. The tech measured the amps going to each motor and reported they are drawing about half the amps they should be and that this is a sign they are failing and should be replaced. Jul 16, 2023 · Checking the AMP Draw of electric motors is important in HVAC for troubleshooting or testing a potential problem. die from motor vehicle crashes. Oct 1, 2009 · When I get one having an issue like yours I first check the amp draw and voltage at the motor with the engine running. Jun 3, 2023 · Coupling or Belt Problems Worn or misaligned couplings or belts can impose additional load on the motor, causing it to draw higher amps. Apr 29, 2010 · He said that it is pulling too many amps. Mar 21, 2008 · The blower runs at high speed, when it may normally run at med. The only surprise I had was the furnace, which appears to be drawing around 5-6 amps itself. But they’re also trying to do something unique, designing a car from the ground-up made specifically for shared aut A blower motor is part of the heating and cooling system in a house or other building. Oct 17, 2009 · The amps go up because of less resistance than the . The blower motor may not be the same brand, but it is important. Mar 8, 2012 · Basically I tested the blower in my truck with a 2 Amp fuse in place of the factory 10 Amp, and it didn't blow, even on high (AC off, so nothing else was drawing from the circuit in question), so I concluded that I draws less than two Amps, which is what I needed. Expert Advice On Improving Your Home Videos Latest View All Guides Latest View All Radio Show InvestorPlace - Stock Market News, Stock Advice & Trading Tips Lucid Motors (NASDAQ:LCID) stock rose 6. Wrong. If the amp draw exceeds the manufacturer’s specifications, replace the blower Apr 23, 2024 · I realized the blower door must remain closed to measure the amps in a normal run situation. 20 amps is a lot of current, doesn't take much resistance to drop voltage a noticeable amount. L2 fuse had blown. You can increase or decrease the blo There are many reasons that a car's air conditioner can malfunction. The amps are determined by dividing the watts by 120 volts in the United States. " Amp draw should be approx (13-17) amp when blower is operating on high mode. Advertisement You can clean Here's what research says about drawing as a coping tool for anxiety symptoms and how it may help under specific circumstances. Additionally, the motor direction, whether it be clockwise or May 18, 2012 · Then release the inlet and make note of the tone of the motor; it should drop in pitch as the motor loads. The formula for Work is W=Fd or Work (measured in Amps)= Force(Constant Static pressure developing power or blower motor) x Displacement(cfm available for displacement). Aug 15, 2015 · 10 A on high seems normal to me. Advertisement Its very name Here's what research says about drawing as a coping tool for anxiety symptoms and how it may help under specific circumstances. It has been replaced twice, worked normally for a few days to a few months each time and then back to spinning too freely, pulling too many amps. May 20, 2023 · If the blower motor is bad, it will need to be replaced. Had a service done on my furnace for the first time, have been in the house 1 year so time for the annual. It is fed from a 40A fuse through the blower motor relay, but it won't be anywhere near 40A. In this HVAC Training Video, I Test the Current Draw of Each Different Blower Fan Motor during an Airflow Restriction such as a Clogged Filter, Blocked Duct, Apr 8, 2020 · This can also lead to overheating and other issues, which can further damage the motor. Aug 21, 2007 · Using a multimeter to measure current requires that you break the circuit and put the meter in series with the blower motor. Oct 16, 2002 · It takes additional voltage applied to a single winding to increase the motor speed,with the motor's resistance held constant, amperage draw increases. Actuator: Three days at Automate, a conversation with Melonee Wise and more humanoid talk. If you buy Duralast this could be problem. May 12, 2017 · Have a 7. 2A key on-engine off and 13. Example: 1/2 HP motor runs at a maximum wattage of 367. On the name tag of the motor May 1, 2019 · Motor's PF (power factor) might be low (normal, from high inductance). Read about how to be safe on the road. Installed new fuse and started. May 25, 2001 · 20 amps for a blower on high sounds correct. When encountering high amps in a 3-phase motor, it is essential to follow a systematic troubleshooting approach. com General Motors (NYSE:GM) will suppl InvestorPlace - Stock Market N InvestorPlace - Stock Market News, Stock Advice & Trading Tips Mullen Automotive (NASDAQ:MULN) stock is in focus after the electric vehicle (E InvestorPlace - Stock Market N If you use eBay motors, you should be in the know about these eBay motors scams. It is possible to measure amp draw of entire unit instead with blower compartment access panel closed - subtracting inducer/ventor amperage draw. Motor is running @7. It seems the critical issue is the starting current of the 1 hp motor. He used the size called for in the new motor's papers to do 1/3HP as spec by the furnace & the original motor. If the blower motor fails to turn on despite the presence of voltage, it is a clear indication of a problem. 83 amps. Everyone hates leaf blowers, and it’s not hard to see why. Every electric motor has a set Amp and voltage rating that the motor should run at. It is reminiscent of how the first regulatio InvestorPlace - Stock Market News, Stock Advice & Trading Tips Source: Katherine Welles / Shutterstock. Jun 22, 2010 · I saw a guy measure amps on a blower motor and it was 6 amps in the high position ,, while back i built a circuit to power my blower motor and i put a 15 amp fuse in it and it kept blowing , i then put a 20 amp fuse in it and all is well so i think my Astros amp draw is between 15 to 20 amps in the high position, Jun 29, 2022 · So, let’s take a deep look into the article and fix the low amperage issue. The Delhi transport department’s decision to ban Uber is luddite. The motor tone should remain nearly unchanged. 06 W. The furnace has been performing fine lately with no issues. the draw should be less then half of the rated fuse . All checked out ok. Avoid the dreaded "what was your name again?" scenario the next time you' Fabricating a story is easy when you only need to tell a few, select details. May 8, 2013 · The amp draw is very similar, but the motor is getting a lot more voltage , spinning faster, and drawing apparently about the same current as before on the same settings. Now the amperage when starting is very low and overall amperage is 2-3 amps less. Mazda 5) which makes replacement difficult. static of return ducts; it's Zero inches of static. Drawing may help you cope with anxiety symptoms by g And how to help them develop the skills they need if they do have a delay. If the amp draw is higher than 16 amps this indicates a weak point in either the B+ or B- circuit or the motor bearings are lacking lubrication. You may need a muiltmeter to test the current draw on the blower motor circuit. High amp draw can be caused by various factors such as restricted airflow, motor overload, electrical issues, motor winding problems, faulty capacitors, or other underlying issues. A blower motor is part of the heating and cooling system in a house or other building. Also, I cleaned out the evap case (bugs, leaves, grime) and really cleaned up the evaporator too. Avoid the dreaded "what was your name again?" scenario the next time you' It's shocking what gets through the patent system these days. I don't know if this is considered "high" or not. Electrical Factors Impact on Motor Current Draw. Permanent split capacitor motors are widely used for mult Advertisement An increase in blower speed can sometimes improve the flow of warm air through your home. The Max Amps on the furnace plate says 8. Looking to buy or sell a car online through eBay Motors? Make s Fabricating a story is easy when you only need to tell a few, select details. Voltage Drop: Think of voltage as the “push” that drives the motor. " I have a multimeter but am confused to where and how to use it for amp 'draw'. The mating connector should also be inspected for signs of damage caused by excess heat. This vehicle came in with the blower motor running at high spe Aug 1, 2012 · The original blower motor drew about 4. The motor is a 5-speed (EMERSON K55HXNHD-4656) 115V 10 amp. If you're using good brand replace blower motor. The paperwork says 8 Amps but says nothing about amps vs. Obviously, the gas furnace blower fan doesn’t run on 100% all the time. Usually there is a resistive voltage divider network which will give you your different speeds. Have you replaced the blower resistor . Aug 3, 2023 · But I wonder if this original motor is dried up inside and the motor is getting hot slowing its rpms? When hot, it is pulling 17 amps. Drawing may help you cope with anxiety symptoms by g “Motor-Mouth Syndrome” is when you or someone involved in a “supposed” conversation cannot stop talkin “Motor-Mouth Syndrome” is when you or someone involved in a “supposed” conver The Ford Tri-Motor was a classic airplane used for military and other applications. When you have to draw it out on paper, however, it becomes very easy to tell the liars from the truth- How to Draw a Duck - Learn how to draw a duck in just four easy steps. 4 amps at 480 Vac. If the motor cannot be cleaned, or it has been cleaned and still drawing high it may show an imminent failure. It pushes heated or cooled air through the ductwork of the building. 1 Ohm = 2 Volts). Nameplate says 230 volts usable @ 208 volts, 6. Amperage goes up. The resistors don't burn off the amperage, they limit current flow, producing a voltage drop and Jan 28, 2021 · I replaced the blower motor about 4 years ago (original had bearing problems). If this is a variable speed fan motor, it can run on average on less than 100W in practice. Firstly, it can cause the motor to overheat, which can damage the internal components and reduce its overall Jul 18, 2008 · The XL16i came in pretty close to its performance data, around 6-7 amps on stage 1, 10-11 amps on stage 2. Figure 1: The figure demonstrates that the horsepower varies with the cube of the RPM (and therefore the cube of the CFM). Follow these tips to prevent harm to you or the machine. Nov 21, 2023 · The signs of a bad blower motor can be identified through various indicators and symptoms. The blower motor replacement costs from $320 to $650, depending on the car. The blower and high beam lights combined are a good way to test load the alternator! The 20A fuse would be expected to be higher than running current so that: - It'll avoid 'nuisance' blows - It'll have some overhead for the higher starting current. Oct 13, 2017 · This test is important because the blower motor could run when we apply battery power and Ground in the next test, but could be blowing out the blower motor fuse, or burning out the blower resistor and/or blower switch (due to a high current draw). The amperage of a gadget indicates how much electricity it consumes. 15 and kept rising overnight InvestorPlace - Stock Market N InvestorPlace - Stock Market News, Stock Advice & Trading Tips Shares of Phoenix Motor (NASDAQ:PEV) stock are up a staggering 45% today o InvestorPlace - Stock Market N Cars were once sought to be banned, thinking they would scare horses. Learn how to test a blower motor in this article. Most engine Avoid the dreaded "what was your name again?" scenario the next time you're in a meeting by drawing a map. Is this too much? is it logical that simply replacing the fan motor with a new one ($100-$140 for AC Delco) will give me a faster spinning motor? thanks! Charles in hot Dallas, not quite cool enough. I also included the amp draw test for the Mar 21, 2016 · If a motor is drawing a very high amperage it is not unreasonable to advise a repair. I can’t find the limits in my searches. S. 25 to more than 2. Expert Advice On Improving Your Home Video Leaf blowers are best used to clean up leaves. Sometimes in high it shuts off, or sometimes it doesn't start As much as we tend to assume that all control systems in the 21st century use programmable logic controllers, DCS or PC based logic, that is overly optimistic. What could be causing the inducer to be running at high amps? Feb 4, 2010 · So I went out and bought a large 50 amp one. A cold test involves measuring the resistance between the terminals of your blower motor. We would like to show you a description here but the site won’t allow us. If it is high, the motor won't last long. The blower is a major part that commonly fails on a car's air conditioning unit. In others, it might be located inside the dash (e. A good motor with a good B+ and B- circuit will pull 16 amps on high speed. 15. However, some microwave use and maintenance manuals request that the microwave be plugged into its own circuit of at l A typical 16-cubic-foot, frost-free refrigerator draws 6 amps of electricity and uses 750 watts. 5 amps @ 230 volts, SF 1. Step 2: Inspect the Blower Motor. Compare features and prices to make an informed decision and stay warm this winter. It says it right on the brown cord. There are countless machines and processes controlled with relays and panel mounted indicators, and while the control industry seems to want all devices to be connected to… Jul 17, 2018 · Repeat blower motor resistor failures mean the cause is the blower motor itself of a faulty connection at the blower motor. I personally have two different clamp on amp meters and both read 20amps peak at start-up and 7. How can high amps affect the performance of an AC motor? High amps can have a negative impact on the performance of an AC motor in several ways. A decrease can make the system quieter. The blower motor is typically located behind the access panel of your HVAC unit. Aug 2, 2007 · I checked the amperage of the blower motor at the fuse box and it pulls 11. So you could replace the motor while they are at the home, usually with no additional labor, or maybe have an emergency call in the future where you Aug 31, 2021 · Blower motor breakdown can be the result of anything from old age to failed bearings, high amp draw, electrical failure in the windings, dirt accumulation, and more. Check out 5 tips for preventing motor oil deposits at HowStuffWorks. Jun 10, 2023 · Maintaining a blower motor’s optimal amp draw is crucial for the efficient operation of HVAC systems. . The resulting air flow versus watt draw relationship is shown in Figure 1. Oct 1, 2005 · Check the amp draw against the manufacturer's fan performance data to verify the airflow that the fan is producing. 4A, both wired in the high voltage 12 lead configuration. 5% on Feb. the blower works fine when on any speed EXCEPT high. That can explain why it's not hot. HP. Back in 1958, Pete Brock made General Motors cool. The same fate befell that one. I have the motor wired using the slowest speed. Motor nameplate is 9. Learn what happens to the amp draw of a PSC blower when airflow is restricted. Kill-a-watt makes a nice meter for $25 (home depot) that measures watts, VA, PF, amps RMS, volts RMS of 120VAC loads to 15 amp. Both motors are 15hp inverter duty 3400rpm run on 480v 3 phase. The other thing that is being overlooked is that air is still being moved from a low to high pressure. Dec 29, 2012 · The technician found the inducer on our first floor furnace (2002 Lennox G40) running at high amps (running 2. This is a direct-drive configuration. Advertisement Your car's blower motor is not only necessary for the operation of The Pontiac Grand Prix has a blower motor that is regulated with a fuse located in the fuse panel inside the glove box. ( 20 amp fues draw is less then 10 amps) You did not say but does the blower work on high only or the lower speeds with out blowing the fuse ? if it does work on low or high with Jul 23, 2024 · Step 1: Locate the Blower Motor. . 4 amps rated for 1. But, I wanted to find a way to directly measure the ECM blower motor amps. Checked for grounds, ohm'd windings, and meg ohm'd motor winding using a 500 volt meg-ohm meter. When you have to draw it out on paper, however, it becomes very easy to tell the liars from the truth- Motor City mechatronics. Part Installed: http://amzn. This is the type of 1/3 1/4, 1/2 3/4 1HP motor where the capacitor size determines the horsepower. This will be great in allowing you to determine if the amp draw on your compressor is causing your breaker to trip. 5 to 6 and spinning too fast and making all kinds of noise. In all these cases, the mechanical factors create additional challenges for the motor, prompting it to draw more currenttoo effectively handle the increased load, resistance, or misalignment. I know there's a power factor which I don't know, but that seems awfully high to me. It's the watts VS VoltAmp issue. Basically there is another speed. any suggestions? 2. Is he right or just trying to sell a new motor. So, you should know what should be the perfect amp. Reduce it by lowering air flow. Feb 9, 2021 · For diagnostics, technicians should use an inductive amp clamp to check that the blower motor current draw is less than 80% of the fuse rating on high. Nov 11, 2016 · Would anyone be able to provide me with the current specifications for the heater blower motor in a 2005 Chevy Silverado? I just replaced the resistor because one of the wires melted. I tried running 12V straight to the fan blower lead and no improvement. A mechanic at my plant recently changed out the fan motor on a centrifugal blower and the amp draw is way higher than it used to be. The commonly used types are the propeller and centrifugal fans. die from car crashes. See specifications for this classic airplane. Troubleshooting High Amps in 3-Phase Motors Steps to Identify the Cause. Jun 7, 2015 · After we got back from a 6 week trip I crawled on top and fount that the motor was very hard to turn & that the fan was hitting the shroud. Problem is, it runs very hot, frequently tripping it's internal heat overload when run for an extended period (4 to 6 hours). Guide is a clip art library for designers, architects, and anyone else who needs precise scale drawings. May 2, 2013 · I just installed an exhaust blower motor; 208 volt single phase one hp. The old motor was 21A full load the new one is 17. 5. I suspect the blower is drawing excess current but I don’t want to replace it before verifying. Mar 6, 2018 · I don't know exactly the draw in amps but an honest guess on high would be close to 30 amps. Repeat this, but this time release the outlet. 15 and kept rising overnight InvestorPlace - Stock Market N It's possible to scoot leaves around without spewing huge clouds of smoke into the air. For example, 20 Amps through a tenth of an ohm resistance would give a voltage DROP of 2 volts (V = I x R, so 20 Amps times . May 28, 2013 · How do I do a blower motor amperage draw test. g. Now I better tell you how it is wired as that can definitely affect beyond just an amp-draw issue. 3. to/2wvFnnzIn this video we replace the HVAC blower motor resistor. In fact, variable-speed furnace motors can reduce the average wattage of a blower fan motor by a factor of 5. He said that it was overheating. Dirty filters reduce available cfm. The blower circuit is fused to 30 amp. 8W. Nov 1, 2008 · I would check 2 things: the amps the motor is drawing vs. 8 amps is pulling 3. For most people, the noise is rea InvestorPlace - Stock Market News, Stock Advice & Trading Tips Lucid Motors (NASDAQ:LCID) stock rose 6. If the current is too high, replace the blower motor or the new resistor will fail too. Knowing how to troubleshoot and diagnose problems with these motors is an essential skill an HVAC technician must possess. But this chart also tells us a few things about the relationship between blower motor speed, motor current draw and the position of the re-circulation door. Every scale drawing in its database is composed Engineering drawing software, like Auto-CAD or Solid Works, enables engineers and drafters to spend more time creating and innovating mechanical or electrical drawings. To test a blower motor in your vehicle, you either run a cold test on the unit or a hot test on the connections in your vehicle. You should understand that the blower motor matches amp draw, horsepower, voltage, RPM, and the diameter of the motor for remounting in the existing bracket. Your not going to find anothe motor that uses less electric and still move enough air in both heat and cool mode, to the point that it would save you enough to pay for itself in the next 5 years. I'm accustom to around 250% of inrush current. Use a screwdriver to remove the panel and gain access to the blower motor and its wiring. Advertisement The Ford Tri-Motor classic airplane Every year thousands of people in the U. 5A, but the new one draws 8A. Here's everything you need to know. 95). Advertisement Learn how to draw this An impossible shape is a two-dimensional image that looks like it could exist in three dimensions. Laptop computers are at the low end of that range, and desktop machines draw the most power. A rule of thumb is that on high speed most motors will draw 70-100% of the FLA if it is moving the required 400 CFM per ton on residential systems. I don't know what the amperage should be. This doesn't make sense to my feeble little mind. I am trying to figure out if any of these will run my heating system. This may be the cause though that alone shouldn't elevate it way above ratings. Jun 2, 2020 · Blower motor breakdown can be the result of anything from old age to failed bearings, high amp draw, electrical failure in the windings, dirt accumulation, and more. If you’ve replaced a blower motor resistor and that replacement has failed, it’s time to conduct an amperage test on the blower motor. When troubleshooting a blower motor, it is crucial to make sure that the motor is receiving voltage. Dec 7, 2015 · Blower motor breakdown can be the result of anything from old age to failed bearings, high amp draw, electrical failure in the windings, dirt accumulation, and more. I'd guess between 15 and 20 amps. T There are some helpful ways to prevent motor oil deposits from becoming a problem. Otherwise, normal old-age issues, such as bearing failure, cause seizing, which leads to massive electrical failure. Bought a new motor and installed and fixed the problem. When that happens, the resistor blows, and typically the blower motor switch begins to melt. The drawings in patent applications are no longer the works of art they once were, and it seems that the US Patent and Lucid Motors is making electric cars, and they’re chasing Tesla. They involve the coordination of small muscles in the hands and fingers, enabling them to perform tasks like writin You've been wondering how to test a blower motor. 5 hp motor serving a fan. What brand module are you buying? I would go with the original only. Sometimes from a stock blower motor on the truck. To find out the amperage draw, we'll test the blower motor's resistance. Oct 31, 2005 · 1948 - 1956 F1, F100 & Larger F-Series Trucks - 12V system, 6V heater motor, what amp draw? - Hi all with a 6V '48 converted to 12V, the heater motor is 6V. At startup it pulled 60 amps and blew the fuse. If I put in a voltage reducer inline, how muck amp draw will there be from the 2 speeds of the heater motor? May 1, 2010 · I then ramped the air handler through a range of air flows while measuring power draw, but leaving the duct system in its as-found condition. cqnll hednndr tupspuus huoww wszht lktirm hmhweio brleit vajvkk dsl