Improve Efficiency and Save Energy with Flexible VLT® Drive Solutions
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Improve efficiency and save energy with flexible VLT® Drive solutions The Dairy Industry Relies on VLT® Drives 98% energy efficiency Save energy and money with >98% efficient VLT® drives www.danfossdrives.com The preferred drive provider for leading dairy companies globally Since 1968, when Danfoss launched Up to 1,000 ft between the drive and the world’s first frequency drives, VLT® the motor has been the preferred brand among The basic design of VLT® drives allows the world’s leading dairy companies. for up to 1,000 ft of unscreened motor cable – without disturbing other Largest installed base electronic equipment. This allows the Danfoss has an installed base of varia VLT® to be installed in a central control ble speed drives in the dairy indu stry room – far away from some of the most globally that is larger than any other remote variable speed conveyors and supplier and we are committed to machines in a modern dairy plant. maintaining this posi tion. Peace of mind Expert knowledge You will find our dedicated sales and Our expert knowledge of dairy service staff all over the world 24 processing equipment, packaging hours a day. They are always ready machinery, and utilities within all to support you with commissioning Built to last types of dairy product manufacturing assistance, technical training, and VLT® drives are built to last – even when it gets hot. plants, has helped us design and build troubleshooting. They can even offer VLT® drives are manufactured to the highest quality a portfolio of products for applications a costefficient package of DrivePro standards and are built to operate trouble-free in such as: ambient temperatures of up to 50° C/122° F. This service agreements to avoid any guarantees maximum uptime and lowest possible Lobe and centrifugal pumps surprises to your maintenance budget. cost of ownership. Decanters and separators High pressure pumps for UF plants Flexible and reliable handling Reliable automation is crucial in the MVR and dryer fans handling of cases and pallets. From Powder transport blowers sorting and rinsing of reused bottles CIP systems to moulding, filling, labelling, and Packing room packing, Danfoss offers dedicated features and solutions. Excellent VLT® features Up to 500 ft screened motor cable Better products with, and up to 1,000 ft without, Pumps, centrifuges, mixers, and EMC compliance agitators are meticulously and reliably Handles up to 50° C /122° F controlled by VLT® drives. VLT® drives ambient temperature come in all power sizes and offer all IP 66/NEMA 4X versions for wash the features required to optimize the down areas production of all dairy products. Safe stop function for safety category 3 – feedback not required Energy savings Integrated harmonics filter as Heating, cooling, pressurized air, standard water and waste water are all Danfoss core competencies. VLT® drives series Integrated RFI filters offer dedicated features for all these CTC coating available applications. Danfoss provides a broad range of IP 66/NEMA (3C2 standard, 3C3 optional) 4X enclosed drives suitable for mounting in production areas exposed to humidity, dust and Real sidebyside mounting frequent washdowns. USB communication User interface won the iF Award Standard platform – if you know one, you know them all 2 www.danfossdrives.com Energy savings, less waste, better product quality Wherever wheels turn, VLT® drives Energy optimization Bus control can provide optimum control by VLT® drives feature Automatic Energy Automation means less waste and controlling the power supply to the Optimization, ensuring optimal better process control. VLT® drives motor according to the actual power magnetization of the motor. handle the most common bus demand, speed, torque, pressure, and protocols in the industry and integrate flow. seamlessly into the overall control Change of recipe requires merely system. shifting between several fixed setups. VLT® benefits: Comparison of energy consumption Less energy consumption For centrifugal pumps, power consumed Less waste and material is directly proportional to the cube of the speed: Better, more consistent product quality %P = (%rpm)3 Improved pump control A small reduction in pump speed results in a large reduction in energy consumption. VLT® drives have several pump VLT® drive dedicated features that optimize Even a 20% reduction in pump speed results production and protect the drive, the in almost 50% reduction in energy con motor, and the equipment. sumption. Two-step ramps Energy savings using a VLT® drive are achieved even with a modest reduction in speed. The pump quickly reaches minimum speed and fills the system without Pump/pasteurizer features Benefits stressing the valves. • Pump Cascade Controller – Minimizes wear and tear Flow compensation • Automatic Energy Optimization – Saves energy – Protects the pump Flow resistance is dependent on • Dry Pump Detection flow speed. The drive will reduce the – Saves energy – Protects the pump pressure at low flows to save energy. • End of Curve – Reduces energy consumption Motor alternation • Flow compensation – Saves energy Builtin logic controls can alternate between two pumps in duty/standby Centrifuge/decanter features Benefits applications. Exercising the standby • High motor torque – Tolerant against impact loads pump prevents the pump from (flux vector performance) sticking. An internal timer ensures – Suitable for backdrive applications • Accurate torque control equal usage of the pumps. (decanters) • AC brake – Dynamic braking without brake resistors • Flux mode motor control – Robust against load shifts • High enclosure classes – Suitable for washdown areas • Flying start – Catches a rotating centrifuge bowl • Controlled rampup and down – Saves time • Constant torque mode – Process control • Multi setup – Flexibility Homogenizer features Benefits • High starting torque – Soft start/stop • Torque control – Gearbox failure elimination • Variable speed operation – Reduced maintenance cost www.danfossdrives.com 3 Reliable and high quality handling Critical milk crate lift operations For conveyor drives in particular, this For powder packing lines Lifts must be able to overcome the system dramatically simplifies project For powder packing lines, conveyor high torque demand, VLT® drives engineering, installation, commissioning start profiles from the packing ensure this. and maintenance – regardless of machines are very critical, especially for whether the plant operator opts for residual oxygen levels (RO’s). Avoid torque damage a centralized or decentralized drive The dynamic torque and start ramp Damage from overtorque can be configuration. profile of VLT® drives help to avoid the avoided via online monitoring through loss of the CO blanket in the powder fieldbus. True low-torque 2 With dynamic braking and the unique bag and assists in keeping the bag Easy change of set-up true lowtorque feature, VLT® drives are upright before closure. The electronic cam disc operation ideal for curd cutting and agitation in Feeds even stiffened butter permits a simple change of setup for either direction for cheese and casein High torque at low speed benefits different packaging types. production, minimizing fines loss by butter feed lines. This prevents the rough agitation. Cost reductions with drive control drive from tripping when feeding The VLT® OneGearDrive® features a Reliability is critical stiffened butter to the packing permanent magnet motor, which The internal speed controller provides machine. is a synchronous motor with rotor stable and accurate circulation of the mounted permanent magnets. The machine. drive can achieve up to 89% efficiency Short downtimes are provided by a and high torque, already exceeding brake chopper that turns the motor the IE4 Super Premium Efficiency class, into a generator to absorb the energy. in a compact motor frame. With only one motor type and three available VLT® drives provide higher reliability of gear ratios, the motor concept covers operation. all typical versions of conveyor drives commonly used in the food and beverage industry. Curd features Benefits – Less switchgear • Dual rotation – No gearbox above the product • Variability of speed – Flexibility of curd – Central agitation • High torque – Robust application Decanter features Benefits • Accurate torque control – Suitable for backdrive applications • Load sharing through common DCbus – Energy savings through regenerated energy • Variable speed and torque – Flexible process control and optimization • Flux motor control – Robust against load shifts • Controlled start and stop – Reduced maintenance cost Extruder features Benefits – No need for larger drive • High torque – Better controllability of extrusion process • Constant torque mode – Optimized process control • Certified Safe Stop functionality – Saves external components 4 www.danfossdrives.com Accurate dosing and fill for packaging applications VLT® drives provide accurate and pre Dosing VLT® Motion Control Option cise dosing for fruit pulp addition and Maximize yield on vitamin, fruit pulp VLT® Motion Control Option is an inte for the filling of thermoform bottles or lecithin addition rates. Control of grated freely programmable Motion and pouches whether liquid, semisoft, flow with different viscosities requires Controller for VLT® AutomationDrive. or solid products. This goes for a wide optimum control and rapid response It adds functionality and flexibility to variety of liquid products that can times. the already