Page 3 - TABLE OF CONTENTS; CW M; FIGURES
i TABLE OF CONTENTS L IEBERT CW M ODEL N UMBER N OMENCLATURE . . . . . . . . . . . . . . . . . . . . . . I NSIDE F RONT C OVER 1.0 L IEBERT CW P ERFORMANCE D ATA —50 & 60 H Z S YSTEMS . . . . . . . . . . . . . . . . . . . . . . . . 2 2.0 L IEBERT CW P ERFORMANCE D ATA —M ODELS WITH EC F ANS , 50...
Page 4 - ii
Page 5 - IEBERT; ODEL; CW
1 L IEBERT CW M ODEL N UMBER N OMENCLATURE CW CW = Liebert CW Floor Mount Chilled Water Unit 114 D C S 2 1234 A Nominal Capacity, kW D = Downflow U = Upflow C = Chilled Water S = Forward-Curved Centrifugal Fan with Standard Motor V = Forward-Curved Centrifugal fan with Variable Speed Drive 1 = EC Mo...
Page 6 - Liebert CW Performance Data—50 & 60 Hz Systems; CW P; ERFORMANCE
Liebert CW Performance Data—50 & 60 Hz Systems 2 1.0 L IEBERT CW P ERFORMANCE D ATA —50 & 60 H Z S YSTEMS CW026 CW038 CW041 CW051 CW060 CW076 CW084 CW106 CW114 Capacity Data BTU/Hr (kW) {Based on 45°F (7.2°C) Entering Water. 10°F (5.6°C) Water Rise} 80°F DB, 66.8°F WB (26.6°C DB, 19.3°C WB) ...
Page 8 - Liebert CW Performance Data—Models with EC Fans, 50 & 60 Hz; Fan Data; Valve Cv; Infrared Humidifier; kW; CONNECTION SIZES
Liebert CW Performance Data—Models with EC Fans, 50 & 60 Hz 4 2.0 L IEBERT CW P ERFORMANCE D ATA —M ODELS WITH EC F ANS , 50 & 60 H Z CW106D CW114D CW181D Capacity Data BTU/Hr (kW) {Based on 45°F (7.2°C) Entering Water. 10°F Water Rise}75°F DB, 62.5°F WB (23.9°C DB, 16.9°C WB) 50% RH * Total...
Page 9 - Electrical Data—Units with EC Fans; LECTRICAL; EC F; ANS; CW106 and CW114 Electrical Data with EC Fans
Electrical Data—Units with EC Fans 5 3.0 E LECTRICAL D ATA —U NITS WITH EC F ANS 3.1 CW106 and CW114 Electrical Data with EC Fans 3.2 CW181 Electrical Data with EC Fans Table 1 Electrical data—60Hz-3 phase Reheat Humidifier Volts FLA WSA OPD Electric Infrared 460 65.4 81.8 90 Electric Infrared 575 5...
Page 10 - Dimensional Data; IMENSIONAL; Figure 1; Model; Unit Dimensional Data; Floor Cutout Dimensions; Models With Pre-Filters
Dimensional Data 6 4.0 D IMENSIONAL D ATA Figure 1 Dimensions, CW026 - CW084 Model Dimensional Data. inches (mm) Net Weight lb (kg) A B C D E F G H J K CW026 50 (1270) 46 (1168) 35 (889) 32 (813) 48 (1219) 33 (883) 8 (203) 37 (940) 35-5/8 (905) 31 (787) 760 (345) CW038 50 (1270) 46 (1168) 35 (889) 3...
Page 11 - Figure 2; UNIT DIMENSIONAL DATA; FLOOR CUTOUT DIMENSIONS; MODELS WITH PRE-FILTERS; mm
Dimensional Data 7 Figure 2 Dimensional Data—50 & 60 Hz Systems CW106—CW114, downflow models Model Dimensional Data, inches (mm) Net Weight lb (kg) A B C D E F G H I CW106 122 (3099) 118 (2997) 35 (889) 31 (787) 120 (3048) 33 (838) 35-5/8 (905) 30 (762) 34 (864) 1785 (810) CW114 1925 (873) UNIT ...
Page 12 - Figure 3
Dimensional Data 8 Figure 3 Cabinet and Floor Planning Dimensional Data, Downflow Model CW181 with EC Fans Note: Dimensions do not include filter plenumshipped separate and field-Ainstalled. DPN001694REV 0 Note: Electrical connectionscan be made from thebottom of the unit. FRONT VIEW TOP VIEW Shaded...
Page 13 - Figure 4; Models With Rear Return
Dimensional Data 9 Figure 4 Cabinet and floor planning dimensions, upflow models—CW026-CW084 Model No. of Blowers Dimensional Data, inches (mm) Net Weight, lb (kg) A B C D E F G H J K L M CW026 1 50 (1270) 48 (1219) 46 (1168) 44 (1118) 3 (76) 5 (127) 18 (457) 15-7/8 (403) 18-5/8 (473) 2-3/16 (55) 17...
Page 14 - Figure 5
Dimensional Data 10 Figure 5 Cabinet and floor planning dimensions, CW 106 and CW114 upflow models Unit Dimensional Data Air grille supplied on units with front return air only Shaded areas indicate a recommended clearance of 36" (914mm) for component access and filter removal. Duct Connection D...
Page 15 - Blowers; Models with Rear Return
Upflow Duct Connection Data CW026—CW084 11 5.0 U PFLOW D UCT C ONNECTION D ATA CW026—CW084 No. of Blowers Model No. Chilled Water Dimensional Data—in. (mm) A B C D E F G H J 1 CW026 15-7/8 (403) 18-5/8 (473) 2-3/16 (55) 17-7/8 (454) - 50 (1270) 35 (889) 44 (1118) 18 (457) 1 CW038 15-7/8 (403) 18-5/8...
Page 17 - Electrical Specifications; Table 5
Electrical Specifications 13 7.0 E LECTRICAL S PECIFICATIONS Table 5 Electrical data—50 Hz systems Reheat Options Electric None Electric None Humidifier Options IR/SGH IR/SGH Steam or None Steam or None Models Motor HP Volts 200 230 380-415 200 230 380-415 200 230 380-415 200 230 380-415 CW026 2.0 F...
Page 18 - Table 7
Electrical Specifications 14 Table 7 Electrical data—60 Hz Systems Chilled Water Models - 60Hz Reheat Options Electric None Electric Electric Humidifier Options Infrared or Steam Generating Infrared or Steam Generating Steam or None Steam or None Models / Motor HP Volts 208 230 460 575 208 230 460 5...
Page 19 - Table 8
Electrical Specifications 15 CW106 20.0 HP (Upflow only) FLA 165.1 154.8 77.7 63.7 86.0 76.2 38.6 33.6 138.5 132.6 66.1 52.1 59.4 54.0 27.0 22.0 WSA 206.4 193.5 97.1 79.6 107.5 95.3 48.3 42.0 173.1 165.8 82.6 65.1 74.3 67.5 33.8 27.5 MFCB 225 200 110 90 150 125 70 60 200 200 90 70 125 110 60 45 CW11...
Page 20 - Guide Specifications; UIDE; requirements of the room.; RODUCT; to ensure even air distribution and maximum coil performance.
Guide Specifications 16 G UIDE S PECIFICATIONS 1.0 G ENERAL 1.1 Summary These specifications describe requirements for a precision environmental control system. The system shall be designed to maintain temperature conditions in the rooms containing electronic equipment. The manufacturer shall design...
Page 21 - The User Menus Shall be Defined as Follows
Guide Specifications 17 System Auto Restart - The auto restart feature will automatically restart the system after a power failure. Time delay is programmable. Sequential Load Activation - On initial startup or restart after power failure, each operational load is sequenced with a minimum of one sec...
Page 22 - The Service Menus Shall be Defined as Follows
Guide Specifications 18 The Service Menus Shall be Defined as Follows Setpoints : Menu shall allow setpoints within the following ranges: • Temperature Setpoint 65-85ºF (18-29ºC)*• Temperature Sensitivity +1-10ºF (0.6-5.6ºC)• Humidity Setpoint 20-80% RH*• Humidity Sensitivity 1-30% RH• High Temperat...
Page 23 - Advanced Menus; Factory Settings; Sequential Load Activation
Guide Specifications 19 Advanced Menus Factory Settings : Configuration settings shall be factory-set based on the pre-defined component operation. Change Passwords : Menu shall allow new passwords to be set or changed. 2.4.1 Liebert iCOM Microprocessor Control With Large Graphic Display (Optional) ...
Page 24 - alarm, and programmed for a time delay of 0 to 255 seconds.; Chilled Water Control Valve
Guide Specifications 20 2.5.1.4 Alarms The Liebert iCOM control shall activate an audible and visual alarm in event of any of the following conditions: • High Temperature • Low Temperature• High Humidity• Low Humidity• Main Fan Overload (opt) • Change Filters • Loss of Air Flow • Loss of Power • Cus...
Page 25 - High Pressure Chilled Water Control Valve—Optional; shall be designed for up to 400 PSI (2758 kPa) water pressure.; A-Frame Chilled Water Coil; the front or either side of the unit.; Flow Switch—Optional; switch shall be factory mounted and wired.; Variable Speed Drive—Optional; option shall be available with an infrared humidifier.; Optional Components; switch shall be accessible with the door closed.
Guide Specifications 21 2.7 High Pressure Chilled Water Control Valve—Optional The chilled water circuit shall include a 3-way (2-way) high pressure modulating valve. The valve shall be designed for up to 400 PSI (2758 kPa) water pressure. 2.8 A-Frame Chilled Water Coil The cooling coil shall be of ...
Page 26 - sensing element in the return air compartment.; Site Monitoring System; XECUTION; Installation of Precision Cooling Units; trols and demonstrate compliance with requirements.
Guide Specifications 22 2.11.6 Floor Stand The floor stand shall be constructed of a heliarc-welded, tubular steel frame. The floor stand shall have adjustable legs with vibration isolation pads. The floor stand shall be ____ inches high. 2.11.6.1 Floor Stand Turning Vane A factory-supplied, field-m...
Page 28 - Precision Cooling
Ensuring The High AvailabilityOf Mission-Critical Data And Applications. Emerson Network Power, the global leader in enabling business-criticalcontinuity, ensures network resiliency and adaptability througha family of technologies—including Liebert power and coolingtechnologies—that protect and supp...
