York 28971AR manual For Legend Refer to Bottom

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YORK INTERNATIONAL

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FOR LEGEND	REFER TO BOTTOM OF PAGE 93
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NOTES:
1. Field wiring to be in accordance with the current edition of the National Electrical Code as well as all other applicable codes and specifications.	LD04756

2.Contacts must be suitable for switching 24VDC, (gold contacts recommended). Wiring shall not be run in the same conduit with any line voltage wiring.

3.To cycle unit on and off automatically with contact shown, install a cycling device in series with the flow switch (flsw). See note 2 for contact rating and wiring specifications.

4.To stop unit (emergency stop) with contacts other than those shown, install the stop contact between terminals 5 and 1. If a stop device is not installed, a jumper must be connected between terminals 5 and 1. Device must have a minimum contact rating of 100va at 115 volts a.c.

5.Alarm contacts are for annunciating alarm/unit malfunction. Contacts are rated at 115V, 100va, resistive load only, and must be suppressed at load by user.

6.See Installation, Operation and Maintenance manual when optional equipment is used.

FORM 201.18-EG1

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Contents Millennium Table of Contents York Millennium Air Cooled Screw Liquid Chillers IntroductionCondenser Section SpecificationsComplete Factory Package SEMI-HERMETIC York Screw CompressorsMicroprocessor Controls Refrigerant CircuitPower Panel Accessories and Options Vibration Isolation DX Cooler OptionsSound Reduction Options High Static FansTemperature and Flows Temperatures and FlowsSI Units English Units Water Pressure DropPressure Drop kPa SI UnitsModel YCAS0110EC Iplv = Ratings English Units100 105 110 115 120 125 Model YCAS0090ECModel YCAS0100EC Model YCAS0110ECModel YCAS0120EC Iplv = Model YCAS0140EC Model YCAS0120ECModel YCAS0130EC Model YCAS0150EC Iplv = Model YCAS0170EC Model YCAS0150ECModel YCAS0160EC Model YCAS0180EC Iplv = Model YCAS0210EC Model YCAS0180ECModel YCAS0200EC Model YCAS0230EC Iplv = Model YCAS0270EC Model YCAS0230ECModel YCAS0250EC Model YCAS0300EC Iplv = Model YCAS0360EC Model YCAS0300ECModel YCAS0330EC Model YCAS0400EC Iplv = Model YCAS0440EC Model YCAS0400ECRatings SI Units Model YCAS0120EC YCAS0170EC YCAS0160ECModel YCAS0200EC YCAS0180ECModel YCAS0230EC Model YCAS0300EC Model YCAS0400EC Model YCAS0440EC English Units Physical DataCondenser Fans SI Units Refrig. Charge, R-22,Ckt.-1 / Ckt.-2, kg View A-A Dimensions YCAS0090 0100EC English0090 73.7 41.9 38.4 0100 73.8 41.7 30.01 Center of Gravity AlumDimensions YCAS0090 0100EC SI 0100 1875.4 1059.8 0090 1872.9 1063.3Dimensions YCAS0110 0120EC English 82.8 43.2 38.9 0120Dimensions YCAS0110 0120EC SI 0120 1837.0 1093.8 1834.7 1095.7130 150 Dimensions YCAS0130 0180 English0160 01300140 0150130 150 438 457 Dimensions YCAS0130 0180 SI2573.0 1127.8 960.1 Dimensions YCAS0200 0230 English 0230 02000210 Dimensions YCAS0200 0230 SI 0230 3032.8 0200 3032.8965.2 0210 3032.816 Egde of Unit to Cooler Connection Dimensions YCAS0250 0270 English144.5 42.0 40.3 0250 141.6 33.8 0270 140.6 41.7 33.7All dimensions are Mm unless otherwise noted Dimensions YCAS0250 0270 SI1066 1023 02501063 1030 0270 16 Edge of Unit to Cooler Connection Dimensions YCAS0300 0330 English0330 0300Dimensions YCAS0300 0330 SI 3842 1058 876 0330 3911 1057 883 0300View A-A View C-C Dimensions YCAS0360 English0360 200.7 44.0 39.6 0360 197.3 44.0 33.2Dimensions YCAS0360 SI 0360 5011 1117 844 5097 1005 Dimensions YCAS0400 0440 English 218.7 44.0 34.1 Dimensions YCAS0400 0440 SI 0440 0400Lbs Operating Weights Aluminum Fin CoilsIsolator Selection Aluminum Fin Coils Copper FIN Coil Weight Distribution by Model LBS Ycas Total Operating Weights Copper Fin CoilsIsolator Selection Copper Fin Coils Or RD-4 Isolator DetailsOr RD-3 AWMR-2-XXX CP-2-XXAWMR-1-XXX Electrical Data System #1 FIELD-SUPPLIED WiringOPT. NF FLA See page 89 for Electrical Data footnotes MIN NF OVER-CURRENT Wire Range Data Ycas Chiller FIELD-SUPPLIED Wiring System #1 System #2 Model Volts Compressor Data Field Supplied Wiring LRA RLA Standard Optional NF FLA LRA RLA RLA LRA QTY Electrical Notes20A 30A Style F 2 Compressor Power Wiring Connections Power Connection OptionsLD05550 See Note Control Power Wiring As Shown OnTwo Compressor Diagrams CB1 CB3 CB2 CB4 Typical Control Wiring 2-Compressor Units For Legend Refer to Bottom Chilled Liquid Piping Application DataUnit Location FoundationGuide Specifications Controls Refrigerant Circuit ComponentsHeat Exchangers Power Connection and Distribution 100 Part 3 Execution Installation 102 103 Proud Sponsor