The entire process occurs in an almost complete vacuum. It requires a specific combination of heat exchanger, compressor, and motor performances to achieve the lowest system kwton. Ycal0014sc, ycal0020sc, ycal0024sc, ycal0030sc, ycal0034sc, ycal0040sc, ycal0044sc. York millenium screw chiller %tons kwtr competitive screw chiller. York millenium chillers are commonly applied to large air conditioning systems, but may be used on other applications. The compressors are most often driven by electric motors.
York 02425504000 rev d millenium recip chiller control panel interface. Chillers are used in a variety of airconditioning and process cooling. If the millennium is vav with erv, add the weight of an exhaust. One of the most significant changes in new chiller design is the control system. The high and low oil sight glass in the oil seperator show full however, the low level glass to the left side of the seperator shows empty. York recip millenium chiller archive refrigeration. Solution pump a dilute lithium bromide solution is collected in the bottom of the absorber shell. Millennium series aircooled liquid chillers hermetic scroll. This switch allows the operator to turn the entire chiller off, if desired.
The units are furnished with neoprene vibration isolator. Ycazycaj style a air cooled reciprocating hermetic. Any time the switch is in the off position, a status message indication will be displayed. Eer chiller eer includes power from compressors, fans, and the control panels 0. York millenium screw chiller archive refrigeration. Millennium units are manufactured at an iso 9001 registered facility, and each rooftop is completely computerrun tested prior to shipment.
The entire chiller must be cleaned, and the refrigerant replaced. Unfollow york chiller to stop getting updates on your ebay feed. The ultraefficient twostage compression centrifugal chiller can be applied to a variety of energysaving projects. Sp scientifics recirculating chillers provide highly efficient and cost effective heat removal by means of a constant flow of clean temperature controlled fluid. Air cooled screw liquid chillers style f, 80 420 tons 310 1460 kw 60 hz. Major system components include the solution pump replaced by two pumps absorber and generator on 50 hz models yia10e3 yia14f3 units equipped with. York successfully transitions out of hcfc123 refrigerant. R407c is a blend of r32, r125 and r4a, so if you take out a vapour the r32 will evporate first and that is what you will get in your chiller, except if you are using the entire cylinder. Join the grabcad community today to gain access and download. All chillers, chillers shaft alignment, compressor, si0056, si0056. Does anyone have fault codes for one of these chillers. York millennium gsi ycaj77x t9 air cooled chiller condenser coils are arranged to maximize airflow using full airfoil, high efficiency, low noise fans driven by low energy motors. York titan multistage industrial chillers offer a complete combination of features for total owner satisfaction for district energy, central plant and similar demanding industrial chiller applications up to 8,500ton 30,000 kwr capacity. Open drive design hermeticmotor burnout can cause catastrophic damage to a chiller.
It is the strong affinity that these two substances have for one another that makes the cycle work. Green scheduling for energyefficient operation of multiple chiller plants abstract in large building systems, such as a university campus, the airconditioning systems are commonly served by chiller plants, which contribute a large fraction of. We engineer compact, energyefficient chillers that are easy to maintain and are tailored to fit almost any comfort, processcooling or missioncritical application. Apparently, the code is showing as low currhpmp fault on the status panel. The millennium is designed to be flexible enough to.
The switch must be placed in the on position for the chiller to operate. Millennium reciprocating chillers continuing the york line of cfcfree chillers, millennium reciprocating chillers use environmentally safe hcfc22 and hfc4a. Ys ba ba s0 through ys fc fb s5 style e 00202vip r22 and r4a. Lot 191 at assets of a sea vessel featuring cranes, lifeboats, life rafts, gensets, helipad, winches, hoists, industrial kitchen, plus more. The chiller has suctiongas cooled, hermetic, scroll compressors. Chillerswater and aircooled chiller systems by york. If you need finding product literature call us at 2143214200. Chillers and control systems yorkland controls ltd. Page 8 description of system and fundamentals of operation form 160. Connect a line to the liquid side and run the water pumps in manual. Air cooled screw chiller performance specification project name. Model yk centrifugal liquid chillers design level g 250 through 3000 tons 879 through 10,500 kw utilizing hfc4a heat recovery form 160. We used some of the same theories that you have shown, using a bucket to wrap the copper around, etc.
The unit consists of an open motor mounted to a compressor with integral speed increasing gears condenser with purge unit, subcooler, cooler and flow control chamber. York millennium technology matches chiller system components to provide maximum chiller efficiency under actual not just theoreticaloperating conditions. The chiller consists of an open motor mounted to a compressor with integral speed increasing gears condenser, cooler and variable. Ycas style d millennium air cooled screw liquid chillers air. All rotating parts are statically and dynamically balanced. Millennium remote control center for aircooled screw chillers installation. Liquid chillers print the water liquid chillers are designed especially for cooling or chilling liquid in industrial environments. Todays chiller control systems are almost exclusively microprocessorbased electronic controls. York successfully transitions out of hcfc123 refrigerant in. A wide variety of york chiller options are available to you, such as application, type, and certification. World operation of any chiller, meaning lower operating costs and an excellent return on your chiller investment. Chiller r407c refrigerant cooling capacities 141 kw to 360 kw york ycalsb millennium air cooled scroll liquid chillers provide chilled liquid for all air conditioning applications.
Vapor compression chillers use reciprocating, screw, or centrifugal compressors to power the cycle. Smaller chiller footprint saves valuable space tempo is the lowest weight chiller available, lighter than our previous generation chiller by 0 5% hydronic pump kit option can save both space and cost by integrating the chilled water pumps as a factory mounted chiller option standard low sound and affordable sound attenuation op. York water cooled chiller model ycwj ycrj 45 to 99 style a. The grabcad library offers millions of free cad designs, cad files, and 3d models.
How it works york millennium yia absorption chiller. The recip compressors, high efficiency evaporator, enhanced heat transfer condensers, and weather tight power and. The shaded points are certified in accordance with ari standard 55059098. Ycae modular air cooled scroll chiller heat pump new. It is capable of multirefrigerant system control to maintain chilled liquid temperature within programmed limits and to. Continuing the york line of cfcfree chillers, millennium reciprocating chillers use environmentally safe hcfc22 and hfc4a. The chiller is controlled by a modern state of the art. A large internal volume and oil reservoir provides greater liquid tolerance. Gone are the electromechanical systems of the past. User manuals, york chiller operating guides and service manuals. Reciprocating, chillers using reciprocating, screw and scroll compressors system. View and download york millennium 28971ar user manual online. From the chinese first centrifugal chiller to the first full fallingfilm dual stages centrifugal chiller, midea has been trying for creating comfortable, energysaving and environment friendly equipment to the world. With a wide range of types, capacities and sustainable refrigerant options, york is a leader in aircooled chiller solutions.
Chiller uses water as the refrigerant and lithium bromide as the absorbent. Star delta compressor starters are incorporated to reduce the inrush current. The use of the water or liquid chillers provide the means to accurately control the temperature of the water or liquid to be cooled or chilled some examples for what water liquid chillers are often used for are. Ys style e millennium rortary screw liquid chillers. Ylcs is a dual circuit chiller with industrial type semihermetic screw compressors.
Model yk centrifugal liquid chillers design level g. With york chiller solutions from johnson controls, we help you respond to your building efficiency needs by providing the widest variety water and aircooled industrial and commercial chillers on the market. Critical tolerances in relation to the rotors can be compromised, and, in many. Do it yourself immersion wort chiller instructions. York millennium screw chillers eliminate this risk by utilizing aircooled motors. Matched components maximize efficiency actual chiller efficiency cannot be determined by an. The compressors incor porate a scroll design that is compliant in both the axial and radial direction. A diverse portfolio of absorption, air and watercooled chillers, and condensing units offer the efficiency and intelligence to reduce energy consumption and emissions, while creating a more comfortable and sustainable building environment. The 140260 millennium air cooled screw liquid chiller is. York millennium rotary screw chillers offer greater energy efficiency. They are completely selfcontained and are designed to be located outside on the roof of a building or at ground level. Model yvwa variablespeed, watercooled screw compressor chillers. However, given that centrifugal chillers have a lifespan of 25 years or more, york no longer considers it prudent to recommend customers purchase a new centrifugal chiller using a refrigerant that is subject to a globally mandated phaseout schedule not if there are better alternatives, and. Millennium ycas0090ec, millennium ycas0100ec, millennium ycas0110ec, millennium.