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It’s a good idea to record the model and serial number(s) of Please record your your equipment and the date you received it in the User equipment’s model and Guide. Our service department uses this information, along serial number(s) and with the manual number, to provide help for the specific the date you received it equipment you installed. in the spaces provided. Please keep this User Guide and all manuals, engineering prints and parts lists together for documentation of your equipment. Date:
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INTRODUCTION . . . . . . . . . . . . . . . . . . .1-1 TABLE OF Purpose of the User Guide . . . . . . . . . . . . . . . . . . . . . . . . .1-2 CONTENTS How the guide is organized . . . . . . . . . . . . . . . . . . . . . . . .1-2 Your responsibility as a user . . . . . . . . . . . . . . . . . . . . . . .1-2 ATTENTION: Read this so no one gets hurt . . . . . . . . . . .1-3 DESCRIPTION . . . . . . . . . . . . . . . . . . . .2-1 What is the microKool chiller? . . . . . . . . . . . . . . . . . . . .
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MAINTENANCE . . . . . . . . . . . . . . .(continued) TABLE OF Performing System Tests . . . . . . . . . . . . . . . . . . . . . . . . . .5-7 CONTENTS The Key/Display Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-8 Input Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-9 Output Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5-10 Disabling and Enabling Outputs . . . . . . . . . . . . . . . . . . . .5-11 Calibrating Tempe
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INTRODUCTION ll Purpose of the User Guide . . . .1-2 ll How the guide is organized . . . .1-2 ll Your responsibilities as a user .1-2 ll ATTENTION: Read this so no one gets hurt . . . . . . . . . . .1-3 UGH004/0999 microKool Portable Chillers 1-1
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This User Guide describes the Conair microKool water-cooled PURPOSE OF and air-cooled portable chillers and explains step-by-step how to install, operate, maintain and repair this equipment. THE USER Before installing this product, please take a few moments to GUIDE read the User Guide and review the diagrams and safety infor- mation in the instruction packet. You also should review man- uals covering associated equipment in your system. This review won’t take long, and it could save you valuabl
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We design equipment with the user’s safety in mind. You can ATTENTION: avoid the potential hazards identified on this machine by following the procedures outlined below and elsewhere in the READ THIS SO NO User Guide. ONE GETS HURT WARNING: Improper installation, operation or servicing may result in equipment damage or personal injury. This equipment should be installed, adjusted, and serviced by qualified technical personnel who are familiar with the construction, opera- tion and potential haza
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DESCRIPTION ll What is the microKool chiller? .2-2 ll Typical applications . . . . . . . . . .2-2 ll How it works: Water-cooled models . . . . . . . .2-3 ll How it works: Air-cooled models . . . . . . . . . . .2-4 ll Features . . . . . . . . . . . . . . . . . . .2-5 ll Specifications: Water-cooled . . .2-6 ll Specifications: Air-cooled . . . . .2-7 ll Freeze protection requirements . . . . . . . . . . . . . .2-8 UGH004/0999 microKool Portable Chillers 2-1
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The microKool portable chillers are designed to provide WHAT IS THE chilled water for industrial applications requiring 24-hour-a- day performance. MICROKOOL Operation of air-cooled and water-cooled units differ only in CHILLER? the medium used to remove heat from the refrigerant in the condensers. Water-cooled models use 85° F (29° C) cooling tower water, and are equipped with high efficiency tube-in-tube condensers with water regulating valves. Air-cooled models use 95° F (35° C) ambient air a
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Water-cooled models use tube-in-tube heat exchangers to HOW IT WORKS: condense the hot, compressed, refrigerant gas from the compressor to a cool liquid. WATER COOLED The cool liquid refrigerant passes through a filter/dryer, which protects the system from moisture or other contami- nants. An in-line sight glass gives a visual indication of proper refrigerant charge and any dangerous moisture pre- sent in the system. The refrigerant passes through a thermal expansion valve, where it expands, coo
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Air-cooled models use aluminum-finned, copper tube con- HOW IT WORKS: densers to condense the hot, compressed, refrigerant gas from the compressor to a cool liquid. AIR COOLED The cool liquid refrigerant passes through a filter/dryer, which protects the system from moisture or other contami- nants. An in-line sight glass gives a visual indication of proper refrigerant charge and any dangerous moisture pre- sent in the system. The refrigerant passes through a thermal expansion valve, where it exp
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FEATURES High Efficiency Compressors All microKool chillers are equipped with quiet Control Extension Copeland hermetically sealed compressors. Hot- gas bypass capacity control is standard, permit- Controls can be extended ting efficient operation with cooling loads as low approximately 11 inches as 25% of rated chiller capacities. from the control base. Molded Plastic Reservoirs Large,thick-walled, insulated polyethylene reservoirs provide corrosion-free operation. Low-water level sensors, ex
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SPECIFICATIONS: MPW (WATER COOLED) 60 HZ PUMP PERFORMANCE CURVES Flow Rate (gpm) MODEL MPW-1.5 MPW-2 MPW-3 MPW-4 MPW-5 MPW-7.5 MPW-10 Performance characteristics Capacity {tons} * 1.4 1.8 3.1 4.1 4.8 7.6 10.2 Compressor Hp {kW} 1.5 {1.12} 2 {1.49} 3 {2.24} 4 {2.98} 5 {3.73} 7.5 {5.59} 10 {7.45} † Pump Hp {kW} 0.33 {0.246} 0.50 {0.373} 0.75 {0.559} 1.5 {1.12} 1.5 {1.12} 1.5 {1.12} 1.5 {1.12} ‡ Chilled water flow gpm {l/min} 3.4 {12.9} 4.5 {17.0} 7.5 {28.3} 9.9 {37.5} 11.4 {43.2} 18.2 {68
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SPECIFICATIONS:MPA (AIR COOLED) 60 HZ PUMP PERFORMANCE CURVES Flow Rate (gpm) MODEL MPA-1.5 MPA-2 MPA-3 MPA-4 MPA-5 MPA-7.5 MPA-11 Performance characteristics Capacity {tons} * 1.2 1.7 2.7 3.5 4.1 6.9 10.2 Compressor Hp {kW} 1.5 {1.12} 2.25 {2.05} 3.25 { 279.7} 4 {2.98} 5 {3.73} 9 {6.71} 12 {8.95} † Pump Hp (kW) 0.33 {0.246} 0.50 {0.373} 0.75 {0.559} 1.5 {1.12} 1.5 {1.12} 1.5 {1.12} 1.5 {1.12} ‡ Chilled water flow gpm {l/min} 2.8 {10.6} 4.2 {15.9} 6.4 {24.2} 8.5{32.1} 9.9 {37.5} 16.6 {6
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FREEZE PROTECTION Freeze Protection Requirements by Unit Set Temperature REQUIREMENTS 60 50 40 30 20 10 0 -10 -20 -30 -40 -50 -60 04 20060 80 100 Ethylene Glycol, % by weight Freezing Points of Aqueous Ethylene Glycol Solutions 40 30 20 10 0 -10 -20 -30 -40 -50 -60 -70 -80 04 20060 80 100 Ethylene Glycol, % by weight 2-8 DESCRIPTION microKool Portable Chillers UGH004/0999 Temperature, degrees F to Process Set Temperature, degrees F
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INSTALLATION ll Unpacking the boxes . . . . . . . . .3-2 ll Preparing for installation . . . . . .3-3 ll Connecting the water supply . .3-4 ll Connecting the main power . . .3-5 ll Testing the installation . . . . . . . .3-6 ll Entering setpoint deviation parameters . . . . . . . .3-7 ll Initial setup . . . . . . . . . . . . . . . .3-8 ll Changing temperature units . . .3-9 ll Enabling and disabling passcode protection . . . . . . .3-10 ll Selecting the temperature control point (PC-2 Control) .
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MicroKool Portable Chillers come fully assembled. UNPACKING THE BOXES Carefully remove the chiller and components from 1 their shipping containers, and set upright. Remove all packing material, protective paper, 2 tape, and plastic. Check inside the electrical enclosure and behind the side panels for accessories or hardware that may have been placed there for shipping. Carefully inspect all components to make sure no 3 damage occurred during shipping, and that you have all the necessary hardware
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The microKool chiller is easy to install, if you plan the loca- PREPARING FOR tion and prepare the area properly. Position the chiller as close to the process INSTALLATION 1 machine as possible. Chiller Process machine Alternate locations 2 Make sure the installation area provides: rr A three-phase power source supplying the correct current for your chiller model. Check the serial tag on the side of the electrical enclosure for the required voltage, phase, frequency, full load amps, disconnect f
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The chiller process inlets and outlets must be connected to the CONNECTING plumbing that will circulate the temperature-controlled water or fluid through the process. Cooling water inlets and outlets PROCESS AND are connected to the cooling water supply. WATER SUPPLY Remove the shipping pipe plug from the female 1 connections on the back of the chiller. LINES Install pipe to the rear of the chiller. 2 Use appropriately sized male NPT piping for the process connections and the MPW condenser wat
