Liebert 60Hz Bedienungsanleitung

Precision CoolingFor Business-Critical Continuity™Liebert Mini-Mate2™User Manual - 8 Tons, 50 & 60Hz

Product Features21.2 Optional Equipment1.2.1 Canister HumidifierThe optional, factory-installed steam generating humidifier adds pure water vapor to t

Product Features31.3 Ancillary (Ship Loose Accessories)1.3.1 Single Point Power KitA Single Point Power Kit allows the connection of a system (Evapora

Site Preparation and Installation42.0 SITE PREPARATION AND INSTALLATION2.1 Installation ConsiderationsThe evaporator unit is usually mounted above the

Site Preparation and Installation52.1.2 Location ConsiderationsLocate the evaporator unit over an unobstructed floor space if possible. This will allo

Site Preparation and Installation6Figure 1 System configurations—air cooled systemsFigure 2 System Configurations—water/glycol systemsEvaporatorCentri

Site Preparation and Installation7Figure 3 System Configurations—chilled water systems2.2 System Weights2.3 Equipment Inspection upon receiptWhen the

Site Preparation and Installation82.4 Installing the Evaporator or Chilled-Water UnitsThe evaporator unit and indoor condensing unit are usually mount

Site Preparation and Installation92.4.1 Close Coupled InstallationsIf the evaporator and condensing units are to be mounted side-to-side (close couple

Site Preparation and Installation102.4.2 Evaporator Air DistributionFilter Box The optional filter box mounts directly to the return air opening of th

Site Preparation and Installation112.4.3 Piping Connections and Coolant RequirementsDrain LineA 3/4 in. (19.1 mm) female pipe thread (FPT) connection

Site Preparation and Installation12Condensate PumpThe optional condensate pump kit is required when the evaporator is installed below the level of the

Site Preparation and Installation13Chilled-Water Piping—Chilled-water Systems OnlyRefer to Figure 8 for recommended field installed hardware such as s

Site Preparation and Installation14Refrigerant (R-22) PipingAll split systems require two sets of refrigerant lines (two insulated copper suction line

Site Preparation and Installation15Refrigerant Charge Requirements: Total refrigerant charge (R-22) will be required only if units are evacuated durin

Site Preparation and Installation16Figure 10 Evaporator or chilled-water unit dimensional data49 "21 1/2 "1"19 1/2 "1"17 1/2

Site Preparation and Installation172.4.4 Electrical Connections, Evaporator or Chilled-Water Unit Each unit is shipped from the factory with internal

Site Preparation and Installation18Figure 11 Evaporator unit electrical connectionsField supplied, field wired thermostat wire to remote wall box.Entr

Site Preparation and Installation192.5 Indoor Air-Cooled Centrifugal Fan Condensing Unit Installation2.5.1 Location ConsiderationsThe centrifugal fan

Site Preparation and Installation202.5.3 Piping ConnectionsDetails for refrigerant (R-22) loop piping are in 2.4.3 - Piping Connections and Coolant Re

Site Preparation and Installation21Figure 13 Indoor air-cooled centrifugal condensing unit dimensions and pipe connections7/8" (22mm) & 1 1/8

iTABLE OF CONTENTSMODEL NUMBER NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .V1.0 PROD

Site Preparation and Installation22Figure 14 Indoor air-cooled centrifugal condenser electrical connectionsRemovableAccess PanelsConnection Terminal f

Site Preparation and Installation232.6 Outdoor Air-Cooled Condensing Unit Installation2.6.1 Location ConsiderationsTo insure a satisfactory air supply

Site Preparation and Installation24Figure 15 Electrical field connections - outdoor condensing unitField supplied unitdisconnect switch.Single or thre

Site Preparation and Installation25Figure 16 Footprint dimensions - outdoor condensing unitModel Dimensional Data in. (mm)Net Weightlbs (kg) 60 Hz 50

Site Preparation and Installation26Figure 17 Piping and electrical connections - outdoor condensing unit Model Numbers Electrical Connections In. (mm)

Site Preparation and Installation272.7 Indoor Water- and Glycol-Cooled Condensing Unit Installation2.7.1 Location ConsiderationsThe condensing unit ma

Site Preparation and Installation28Figure 18 Indoor water/glycol condensing unit dimensional data1. 24V GND System 12. 24V Supply System 13. High-Pres

Site Preparation and Installation29Figure 19 Indoor water/glycol condensing unit electrical field connections

Site Preparation and Installation30Figure 20 System piping with indoor water/glycol-cooled condensing unitTwo circuits provided. Single circuit shown.

Site Preparation and Installation312.8 Optional Equipment Piping2.8.1 Free-Cooling Coil (GLYCOOL)The free-cooling coil is a secondary coil located ups

ii2.7 Indoor Water- and Glycol-Cooled Condensing Unit Installation. . . . . . . . . . . . . . . . . . . . . . 272.7.1 Location Considerations. . . .

Site Preparation and Installation32Figure 22 Optional free cooling coil (3-way valve) on air-cooled unitsSL-11088Pg12

Site Preparation and Installation332.9 Checklist for Completed Installation___ 1. Proper clearance for service access has been maintained around the e

Microprocessor Control343.0 MICROPROCESSOR CONTROLThe Microprocessor Control for the Liebert Mini-Mate2 unit features an easy to use menu-driven LCD d

Microprocessor Control353.2 Main Menu <Menu>Press the MENU key to display the Main Menu. The Menu selections (in the following order) include: •

Microprocessor Control363.3 SetpointsSetpoints and system setup parameters are kept in nonvolatile memory. Selecting SETPOINTS from the Main Menu will

Microprocessor Control373.7 TimeThe controller time clock must be set to allow for the setback control. The clock uses the 24-hour sys-tem (i.e., 12 m

Microprocessor Control383.10.2 C/F DegreesThe control may be selected to show readings and setpoints in either degrees Fahrenheit (°F) or in degrees C

Microprocessor Control393.10.7 CW Flush (For Systems With a Modulating Chilled-Water Valve)This function shows the interval time at which the system w

Microprocessor Control403.14 Alarm Time DelayEach individual alarm can be programmed with a time delay (Table 13), causing the unit to delay a specifi

Microprocessor Control413.17 Custom TextTo modify the two custom alarm messages select “CUSTOM TEXT”. Then select “Custom Text #1,” “Custom Text #2” o

iii4.3 Reheat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Microprocessor Control423.18 Run DiagnosticsBy selecting Run Diagnostics, maintenance personnel can check system inputs, outputs, and conduct a test o

Microprocessor Control43Test MicroBy selecting this function, the microcontroller will perform a self test lasting approximately 10 sec-onds. When the

Microprocessor Control44Figure 25 Control board (inside evaporator)Figure 26 Wall box boardP18P1P2P3P39P38P40TBP22P36P34P8P32P35P4P43P7P25T-P5P16P10G2

System Performance Microprocessor Controls454.0 SYSTEM PERFORMANCE MICROPROCESSOR CONTROLS4.1 Control Type Response Proportional ControlThe percent re

System Performance Microprocessor Controls464.4 Dehumidification / Humidification Percent RequiredThe humidity control for the MM2 is based on a calcu

Alarms475.0 ALARMSThe microprocessor control system will audibly and visually signal all ENABLED Alarms (including two (2) custom alarms). These speci

Alarms485.1.3 HumidityThe humidity alarm may be activated under the following conditions:• High: The room return air humidity exceeds the pre-set high

Alarms495.2 Optional/Custom Alarms5.2.1 Change FilterPeriodically, the return air filters in the evaporator must be changed. The Change Filter alarm n

System Operation, Testing, and Maintenance506.0 SYSTEM OPERATION, TESTING, AND MAINTENANCEThis section describes system testing, maintenance and repla

System Operation, Testing, and Maintenance516.2 Maintenance and Component Operation6.2.1 Electric PanelThe electric panel should be inspected on a sem

ivFIGURESFigure 1 System configurations—air cooled systems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6Fi

System Operation, Testing, and Maintenance526.2.4 Electric ReheatReheat element sheets and fins are manufactured with stainless steel. Regular inspect

System Operation, Testing, and Maintenance53Regulating Valves (Water/Glycol Condensing Units)The water regulating valve automatically regulate the amo

System Operation, Testing, and Maintenance54Replacement ProceduresCompressor Replacement: Infrequently a fault in the motor insulation may result in a

System Operation, Testing, and Maintenance556.2.6 Steam Generating Humidifier - Operation ProceduresSteam generating humidifiers operate efficiently o

System Operation, Testing, and Maintenance56Replacing the Humidifier CanisterThe proper procedure to replace the humidifier canister is:1. Turn off th

Maintenance Inspection Checklist577.0 MAINTENANCE INSPECTION CHECKLISTJOB NAME: ______________________________ ROOM TEMP/HUM: _______________________

Troubleshooting588.0 TROUBLESHOOTINGTable 18 TroubleshootingSymptom Possible Cause Check or RemedyUnit will not startNo power to unit Check voltage at

Troubleshooting59Cooling cycle too shortSensor response delay too shortIncrease sensor response delay. See 3.12 - Calibrate Sensors.Display freezes an

Troubleshooting60NOTES

Troubleshooting61

vMODEL NUMBER NOMENCLATUREEvaporators and Chilled-Water UnitsMMD96E-AHEL0 (example)Indoor Condensing UnitsMCD96ALA00 (example)MM Mini-Mate2 MC Mini-Ma

Troubleshooting62

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Product Features11.0 PRODUCT FEATURES1.1 Standard Product FeaturesThe Mini-Mate2 is a temperature/humidity control system designed to be installed abo