American Power Conversion DX, FM manual  Measure the refrigerant pressures

Page 84

Functional tests

Measure the refrigerant pressures.

Head Pressure

Suction Pressure

Compressor on

Compressors on

Check the operation of the thermal expansion valve. Verify superheat and sub-cooling of the System in full cool mode:

•Superheat ________________

•Sub-cooling ______________

Check the operation of the head pressure switch:

•Cut-out PSI (kPa)_____________

Verify the operation of the water/glycol regulating valves.

Check the operation of the smoke, fire, and water detected alarms (if applicable).

Confirm the operation of the fluid cooler or air cooled condenser and the flooded head pressure controls, if used.

Confirm the operation of the Redundant Group and change over capabilities.

74

NetworkAIR FM DX 60 Hz Operation, Maintenance, and Troubleshooting

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Contents Operation, Maintenance, and Troubleshooting Page American Power Conversion Legal Disclaimer Page Contents Commissioning Checklists Alarms Network Management Card Troubleshooting Warranty Page Modules, Systems, and Groups ModuleSystem Group Symbols Used in this Manual Safety symbols that may be used in this manualCross-reference symbols used in this manual Safety Hazards Lockout/tagout Electrical hazardsStatic discharge Safe refrigerant handling Moving parts Tools and partsOperation Display InterfaceUsing the Display Interface Scrolling status screensStatus Screen Name Status Information Displayed Password entry Main menu screenNavigating the interface Change settings Factory default settingsStart the System Stop the SystemCommissioning Power On/Off Procedure Power onPower off Commissioning Checklists Initial Inspection ChecklistElectrical Inspection Checklist Mechanical and Refrigeration Inspection ChecklistEnsure that Mechanical Inspection Air-cooled Checklist User Interface Box Inspection ChecklistStart-up Inspection Checklist While the equipment is operating, ensure thatFinal Inspection Checklist Owner AcceptanceSystem Configuration System optionsPage Page System delays Sensor setup Building managementSettings for fluid-cooled options Fluid-Coil Type Applicable SettingsValve types Actuator typesEconomizer isolation valve optional Coil fluid temperature activation threshold and deadband Contacts and Relays Input contactsMap Description/Function Output relays Module Configuration Configure ModuleAlarm detectors Module Control Calibrate airflow manuallyCalibrate airflow automatically Reset Variable Frequency Drive Reset humidifierSet up humidifier Control the Environment How the modes workPage Setpoints Deadbands Cool Deadband Compressor Allocation Return air relative humidity Modes Essential functionsHow to tune the PIDs PID controlsLoop Behavior PID Tuning Correction Control Proportional Integral Derivative MethodHumidification sensitivity Alarms Temperature alarmsHumidity alarms Maintenance intervalsAlarm delay Group configuration GroupGroup settings Mode Range Share ifSystem failure events Password and time-out Temperature and pressure unitsDisplay Date and timeAdjust display How to update the firmwareReset to defaults Product dataNetwork Configuration Network configurationView Status Readings Module statusSystem status Group statusView Event Log View logRespond to Alarms Alarm messages and suggested actions Displayed Alarm Message Action RequiredDisplayed Alarm Message Action Required Path Main Setup System # System Config Valve Types Check that the # Systems setting Path Main Setup Group Group Module Module Alarm Occurred in Module Control Reset Comm Lost state, or Off Displayed Alarm Message Action Required Displayed Alarm Message Action Required Quick Configuration TCP/IP configuration methodsOverview APC Device IP Configuration Wizard Bootp and Dhcp configurationOption 43 = 01 04 31 41 50 43 where Remote access to the control console Control console Choose Network from the Control Console menuAccess a Configured Unit Web interfaceTelnet/SSH Snmp Recover From a Lost Password Monthly Preventive Maintenance CleanlinessEnvironment Mechanical ElectricalQuarterly Preventive Maintenance  Record the amperages for the following componentsFunctional tests Semi-Annual Preventive Maintenance  Measure the refrigerant pressures Troubleshooting Problem Possible Cause Corrective ActionProblem Possible Cause Corrective Action Problem Possible Cause Corrective Action Problem Possible Cause Corrective Action Problem Possible Cause Corrective Action Page One-Year Factory Warranty Terms of warrantyNon-transferable warranty Exclusions Warranty claims Warranty Procedures ClaimsParts Page Page 990-3127 10/2007

DX, FM specifications

The American Power Conversion (APC) DX,FM series represents a cutting-edge solution designed for critical power management and uninterruptible power supply (UPS) applications. Aimed at businesses and data centers that require robust power protection, this series balances high-performance capabilities with advanced technology features.

One of the key distinguishing features of the DX,FM series is its modular design. This allows users to scale their UPS system according to their needs, making it suitable for a variety of environments. Whether you're managing a small server room or a large data center, the modular architecture ensures that you can add or remove capacity with ease. This flexibility not only optimizes initial investments but also supports future growth seamlessly.

The series employs advanced battery technology, which extends battery life and enhances overall performance. With intelligent battery management systems, the DX,FM ensures that battery health is monitored in real-time, preventing premature failures and unnecessary replacements. This leads to reduced maintenance costs and maximizes uptime.

Additionally, the DX,FM series features innovative cooling solutions that enhance performance in high-density situations. Efficient thermal management reduces the risk of overheating, keeping valuable equipment operating optimally. This is particularly crucial in data centers where heat generated by servers can create potential disruptions.

Another significant characteristic of the DX,FM series is its sophisticated monitoring and management capabilities. Integrated with state-of-the-art software, users can gain remote access to their UPS units, enabling real-time tracking of performance metrics. This remote monitoring capability allows administrators to proactively manage power usage and ensure that systems are operating within safe parameters.

Furthermore, the DX,FM series is designed with a high level of redundancy. This built-in reliability feature ensures that if one unit fails, others can seamlessly take over, maintaining power supply continuity. This is critical for mission-critical environments where power outages could result in substantial financial losses or data loss.

In summary, the American Power Conversion DX,FM series incorporates modularity, advanced battery technology, effective cooling solutions, and sophisticated monitoring features to deliver an ideal power management solution for various organizations. Its design prioritizes flexibility, reliability, and efficiency, making it an essential investment for any business looking to safeguard its operations against power disruptions.
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