FORM 160.81-EG1 (502)Model YRTwin-Screw Compressor Liquid ChillersDesign Level A200 through 430 tons (60 Hz)700 through 1500 kW (50 Hz)170 through 365
10YORK INTERNATIONALFORM 160.81-EG1OptiView Control Center (continued)The USER screen allows definition of the language forthe chiller to display and
11YORK INTERNATIONALFORM 160.81-EG1collecting the data, but the oldest data drops off thegraph from left to right at the next data collection inter-va
12YORK INTERNATIONALFORM 160.81-EG1• Low Discharge Superheat Detected• Maximum Load – Load Limit• Minimum Load – Load Limit• Oil – Dirty Filter• Oil –
13YORK INTERNATIONALFORM 160.81-EG1Mechanical SpecificationsGENERALEach YORK MAXE YR Screw Chiller will be completelyfactory-packaged including evapor
14YORK INTERNATIONALFORM 160.81-EG1Mechanical Specifications (continued)sure Vessel Code, Section VIII, Division 1. Tubes shallbe high-efficiency, int
15YORK INTERNATIONALFORM 160.81-EG13. Status messages indicating:a. system ready to startb. system runningc. system coastdownd. system safety shutdown
16YORK INTERNATIONALFORM 160.81-EG1Mechanical Specifications (continued)11. A numbered terminal strip for all required field in-terlock wiring.12. An
17YORK INTERNATIONALFORM 160.81-EG1Accessories and ModificationsSOLID STATE STARTERThe Solid State Starter is a reduced voltage starter thatcontrols a
18YORK INTERNATIONALFORM 160.81-EG1MARINE WATER BOXESMarine water boxes allow service access for cleaningof the heat exchanger tubes without the need
19YORK INTERNATIONALFORM 160.81-EG1The following is a user’s guide in the application andinstallation of MAXE Chillers, and will ensure the reli-abili
2YORK INTERNATIONALFORM 160.81-EG1INTRODUCTION... 3RATINGS ...
20YORK INTERNATIONALFORM 160.81-EG1Application Data (continued)evaporator and condenser when the pumps are shut off.Piping should be adequately suppor
21YORK INTERNATIONALFORM 160.81-EG1nected in series and condenser water circuits connectedin parallel. All of the chilled water flows through both coo
22YORK INTERNATIONALFORM 160.81-EG1Application Data (continued)In addition, the ASHRAE Standard 15 requires a refriger-ant vapor detector to be employ
23YORK INTERNATIONALFORM 160.81-EG1FLA =Motor kWx Max. Motor FLAMax. Motor kWThe benefit from the FLA correction is the possible useof smaller power w
24YORK INTERNATIONALFORM 160.81-EG1TYPESTARTERSOLIDSTATESTARTERSTAR DELTA AUTO TRANSFORMERACROSSTHE LINE60HZ50 HZTRANSITION% TAPINRUSHAS A % OF LRA200
25YORK INTERNATIONALFORM 160.81-EG100562VIPCONDENSERSIGHT GLASSLIQUID LINEVARIABLE ORIFICEOPTIVIEW GRAPHICCONTROL CENTERMOTOR ENDCOMPRESSORENDOPTIONAL
26YORK INTERNATIONALFORM 160.81-EG1TOP VIEW8-1/2"(216 mm)MRELIEF VALVES (SEE TABLE)JAK2' - 3-1/2"(698 mm)2' - 6-1/4"(768 mm)3
27YORK INTERNATIONALFORM 160.81-EG1WATER BOX DIMENSIONS (FT. - IN)DIM.EVAPORATORS W & X CONDENSER W & X1 PASS 2 PASS 3 PASS 1 PASS 2 PASS 3 PA
28YORK INTERNATIONALFORM 160.81-EG1Dimensions (Ft.-In.) – Nozzle ArrangementsEVAPORATORS – COMPACT WATER BOXES1-PASS2-PASS3-PASSEVAPORATOREVAPORATOR E
29YORK INTERNATIONALFORM 160.81-EG1Dimensions (mm) – Nozzle ArrangementsEVAPORATORS – COMPACT WATER BOXES1-PASS2-PASS3-PASSEVAPORATOREVAPORATOR EVAPOR
3YORK INTERNATIONALFORM 160.81-EG1IntroductionThe YORK MAXE YR Chiller offers a complete combina-tion of features for total owner satisfaction.MATCHED
30YORK INTERNATIONALFORM 160.81-EG1Dimensions (Ft.-In.) – Nozzle ArrangementsCONDENSERS – COMPACT WATER BOXESNOTES:1. Standard water nozzles are furni
31YORK INTERNATIONALFORM 160.81-EG1Dimensions (mm) – Nozzle ArrangementsCONDENSERS – COMPACT WATER BOXESNOTES:1. Standard water nozzles are furnished
32YORK INTERNATIONALFORM 160.81-EG1Dimensions (In.) – Floor LayoutNEOPRENE ISOLATORSLD076106"8"CLCLCLCONDENSEREVAPORATOREND SHEETSHELLSEND S
33YORK INTERNATIONALFORM 160.81-EG1Dimensions (mm) – Floor LayoutNEOPRENE ISOLATORSLD07611152.4203.2CLCLCLCONDENSEREVAPORATOREND SHEETSHELLSEND SHEETF
34YORK INTERNATIONALFORM 160.81-EG1Dimensions – Floor LayoutSPRING ISOLATORSALL DIMENSIONS ARE IN INCHESALL DIMENSIONS ARE IN MILLIMETERSLD07378LD0737
35YORK INTERNATIONALFORM 160.81-EG1WeightsSOLID STATE STARTER WEIGHTSIZE LBS KGS7L, 14L 200 9126L, 33L 300 136SHIPPING OPERATING REFRIGERANT LOADING P
36YORK INTERNATIONALFORM 160.81-EG1GENERALFurnish and install where indicated on the drawingsYORK MAXE Rotary Screw Liquid Chilling Unit(s). Eachunit
37YORK INTERNATIONALFORM 160.81-EG1A 500W immersion oil heater shall be provided andtemperature actuated to effectively remove refrigerantfrom the oil
38YORK INTERNATIONALFORM 160.81-EG1Guide Specificationsoperated isolation valves located at the inlet to the oilseparator and outlet of the condenser
39YORK INTERNATIONALFORM 160.81-EG1n. Oil - high pressureo. Control panel - power failurep. Watchdog - software reboot5.1. Safety shutdowns with a Sol
4YORK INTERNATIONALFORM 160.81-EG1RatingsARI CERTIFICATION PROGRAMThe performance of YORK MAXE chillers is certifiedto the Air Conditioning and Refri
Standard features include: digital readout at the OptiV-iew Control Center of the following:Display Only:• 3-phase voltage A, B, C• 3-phase current A,
5YORK INTERNATIONALFORM 160.81-EG1OptiView Control CenterOPTIVIEW CONTROL CENTERThe YORK OptiView Control Center, furnished as stan-dard on each chill
6YORK INTERNATIONALFORM 160.81-EG1OptiView Control Center (continued)tacts include a Remote Mode Ready To Start, a Cy-cling Shutdown, a Safety Shutdow
7YORK INTERNATIONALFORM 160.81-EG1The EVAPORATOR screen displays a cutaway view ofthe chiller evaporator. All setpoints relating to the evapo-rator si
8YORK INTERNATIONALFORM 160.81-EG1OptiView Control Center (continued)• Slide Valve Unload (Manual)• Slide Valve Auto• Max. Load Temperature• Minimum L
9YORK INTERNATIONALFORM 160.81-EG1Programmable:• Full-load Amps• Voltage Range• Starting Current• Open SCR• Shorted SCR• kWH ResetThe SETPOINTS screen
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