APC ACRD100 - Manual

1 InRow RD 10 kW Air Cooled Operation and Maintenance General Information Overview Note the definitions for the icons here and be observant for them throughout this manual. They are intended to call attention to potential hazards and important information. Symbols used in this manual Electrical Haza...

InRow RD 10 kW Air Cooled Operation and Maintenance 2 Safety Read and adhere to the following important safety considerations when working with this cooling unit. Note: All work must be performed by American Power Conversion (APC ® ) authorized personnel only. Caution: Keep your hands, clothing, and...

3 InRow RD 10 kW Air Cooled Operation and Maintenance Commissioning Warning: APC authorized personnel must perform the following procedures. Electrical Hazard: Perform Lockout/Tagout procedures on the cooling unit before servicing the cooling unit. Failure to remove power before servicing this equip...

InRow RD 10 kW Air Cooled Operation and Maintenance 4 Electrical inspection checklist The electrical inspection verifies that all electrical connections are secure and correct and that the cooling unit is properly grounded. Electrical Hazard: All electrical wiring must comply with local and national...

5 InRow RD 10 kW Air Cooled Operation and Maintenance Mechanical inspection checklist The mechanical inspection verifies that all mechanical components and connections are secure and tight and ready for start-up and system charging. The inspection ensures that field piping is properly installed to p...

InRow RD 10 kW Air Cooled Operation and Maintenance 6 User interface inspection checklist The user interface inspection verifies that the sensors and internal communications links of the cooling unit are installed properly. Start-up inspection checklist The start-up inspection ensures that the cooli...

7 InRow RD 10 kW Air Cooled Operation and Maintenance Charging With Refrigerant Calculating R410A charge Use the following table and formula when calculating the total R410A charge. Note: All refrigerant pipes must be straight ACR to have 39 bar (565 psig) or above MWP. Equivalent length of 1/2 in O...

9 InRow RD 10 kW Air Cooled Operation and Maintenance Charging the equipment Caution: This procedure is to be done by APC-trained personnel only. R410A is a blend refrigerant. When charging equipment with blend refrigerants, only liquid refrigerant must be charged. Caution: Charging with other than ...

InRow RD 10 kW Air Cooled Operation and Maintenance 10 Compressor Oil Charge Caution: This procedure is to be done by APC-trained personnel only. You may need to add oil to air-cooled equipment, depending on the condenser size and the lengths of tube running between the equipment and the condenser. ...

InRow RD 10 kW Air Cooled Operation and Maintenance 12 Operation Display Interface Item Function  Critical Alarm LED (red) When lit, a critical alarm condition exists and requires immediate attention.  Warning Alarm LED (yellow) When lit, a warning alarm condition exists. Failure to correct this c...

13 InRow RD 10 kW Air Cooled Operation and Maintenance Using the Display Interface Every time power is applied to the cooling unit, the display interface initializes, causing the LEDs to cycle and the alarm-tone to activate. Scrolling status screens After start-up, the interface displays the firmwar...

InRow RD 10 kW Air Cooled Operation and Maintenance 14 Navigating the main menu Selector arrow. Press the up or down arrow key to move the selector arrow  to a main menu option. Press the E NTER key to view the selected sub-menu screen. In the example shown below, the selector arrow points to the S...

15 InRow RD 10 kW Air Cooled Operation and Maintenance Using the Path statement Select the main- and sub-menu options specified in the path statement to view or configure a setting. The path statement lists the main- and sub-menu items you select to navigate to the item to view or modify. The parts ...

InRow RD 10 kW Air Cooled Operation and Maintenance 16 Stop the cooling unit Path: Main > On/Standby Press the E NTER key to change the setting to Standby . The cooling unit enters the standby mode. Electrical Hazard: The Standby option does not remove power from the cooling unit. You must discon...

17 InRow RD 10 kW Air Cooled Operation and Maintenance Contacts View the state of input and output contacts Path: Main > Configure Unit > Discrete I/O Each cooling unit supports a user-defined input contact and a user-defined output contact. Each contact monitors a sensor and responds to chang...

InRow RD 10 kW Air Cooled Operation and Maintenance 18 Type. Set the rack deployment strategy for the cooling units of this cooling group: • Spot: The cooling unit is used as a stand-alone unit. • In-Row : Air flow is not ducted. Hot-aisle air is cooled and the cooled-air supply is shared by all loa...

19 InRow RD 10 kW Air Cooled Operation and Maintenance Control the Environment The primary function of the cooling unit is to capture the heat generated by IT equipment and neutralize it before it mixes with the room. The control strategies employed by the cooling unit depend upon the deployment str...

InRow RD 10 kW Air Cooled Operation and Maintenance 20 PID settings Path: Main > Set Group PID The Proportional plus Integral plus Derivative (PID) loop controls the output of the fans. Caution: This procedure is to be performed by APC authorized personnel only. Improperly set PID controls could ...

21 InRow RD 10 kW Air Cooled Operation and Maintenance Tune the PID loop Tune the PID loop to optimize the performance of the cooling group. Caution: This procedure must be performed by APC authorized personnel only. The PID loop must be tuned after the equipment in the room is installed and running...

InRow RD 10 kW Air Cooled Operation and Maintenance 22 Run hours The cooling unit records the number of hours each of its components has operated. When a component is replaced, use the Reset Run Hours option to reset the run hours for the displayed component to zero. Path: Main > View Run Hours •...

23 InRow RD 10 kW Air Cooled Operation and Maintenance Display Settings Set display interface settings including the time and date, units of measure, passwords, and time-out settings. You can also adjust the contrast, key click, beeper volume, and beep-on-alarm settings. Password and time-out Path: ...

InRow RD 10 kW Air Cooled Operation and Maintenance 24 Adjust display settings Path: Main > Configure Display Contrast. Adjust the visibility of the screen text. Lower numbered settings provide darker text; higher numbers provide lighter text. Settings range from 0 – 7. Key Click. Set to ON or OF...

25 InRow RD 10 kW Air Cooled Operation and Maintenance Network Configuration The cooling unit is shipped with a Network Management Card that enables the cooling unit to be managed over a network. Configure the network settings for the Network Management Card for this cooling unit from the display in...

InRow RD 10 kW Air Cooled Operation and Maintenance 26 View Status Readings The display interface has several options for viewing the status of the cooling unit, the cooling group to which the cooling unit belongs, and the environment being controlled. The status readings for the cooling unit are av...

27 InRow RD 10 kW Air Cooled Operation and Maintenance Cooling group status Path: Main > View Group Status View information about the cooling group. Cool Output. The combined output of the cooling group. Cool Demand. The cooling output required to meet the current heat load of the conditioned spa...

InRow RD 10 kW Air Cooled Operation and Maintenance 28 Event Log The event log saves status information and a message each time a change in the cooling group is detected. Alarms and events are recorded in the log and displayed on the active alarms screen. Status information and system configuration ...

29 InRow RD 10 kW Air Cooled Operation and Maintenance Respond to Alarms When an alarm is triggered, the cooling unit alerts you through the display interface by the following methods: • Active alarm screen entry on scrolling status screens• LEDs on the front panel display• An optional audible alarm...

InRow RD 10 kW Air Cooled Operation and Maintenance 32 Network Management Card Quick Configuration The cooling unit is shipped with a Network Management Card that enables the cooling unit to be managed over a network. Configure the Network Management Card to control this cooling unit through a netwo...

33 InRow RD 10 kW Air Cooled Operation and Maintenance APC Device IP Configuration Wizard You can use the APC Device IP Configuration Wizard at a computer running Microsoft ® Windows 2000, Windows Server 2003, or Windows XP to configure a Network Management Card. Note: Most software firewalls must b...

35 InRow RD 10 kW Air Cooled Operation and Maintenance Local access to the control console You can use a computer connected to the serial port on the main board holding the Network Management Card to access the control console. 1. Select a serial port at the local computer, and disable any service t...

InRow RD 10 kW Air Cooled Operation and Maintenance 36 1. Use Ping with a size of 113 bytes to assign the IP address defined by the ARP command. For the IP address defined in step 1, use one of the following Ping commands: – Windows command format: ping 156.205.14.141 -l 113 – LINUX command format: ...

37 InRow RD 10 kW Air Cooled Operation and Maintenance Access a Configured Network Management Card Overview After the Network Management Card is running on your network, you can access the configured Network Management Card through the following interfaces: • Web interface (HTTP or HTTPS protocol) •...

InRow RD 10 kW Air Cooled Operation and Maintenance 38 Telnet and SSH You can access the control console through Telnet or Secure SHell (SSH), depending on which is enabled. Select the Administration tab, the Network option on the top menu bar, and then the access option under Console on the left na...

39 InRow RD 10 kW Air Cooled Operation and Maintenance Simple Network Management Protocol (SNMP) SNMPv1 only. After you add the PowerNet ® MIB to a standard SNMP MIB browser, you can use that browser to access the Network Management Card. All user names, passwords, and community names for SNMP are t...

InRow RD 10 kW Air Cooled Operation and Maintenance 40 Recover From a Lost Password You can use a local computer (a computer that connects to the Network Management Card through the serial port) to access the control console. 1. Select a serial port at the local computer, and disable any service tha...

41 InRow RD 10 kW Air Cooled Operation and Maintenance Maintenance Monthly Preventive Maintenance Photocopy the following pages and use them during the maintenance procedures. After they have been completed, save them for future reference. Prepared By: ________________________________ Model Number: ...

InRow RD 10 kW Air Cooled Operation and Maintenance 42 Mechanical Electrical Hazard: Turn off the cooling unit and disconnect all power sources. Perform Lockout/Tagout procedures before performing any electrical or mechanical service. Wear appropriate personal protective equipment when checking haza...

43 InRow RD 10 kW Air Cooled Operation and Maintenance Quarterly Preventive Maintenance Perform all the Monthly Preventive Maintenance items and the items below. Prepared By: _________________________________ Model Number: _______________________________ Serial Number: ______________________________...

InRow RD 10 kW Air Cooled Operation and Maintenance 44 Troubleshooting Problem Possible Cause Corrective Action Controls erratic or inoperative • Inlet temperature to cooling unit is higher than rated maximum temperature • Reduce the load or add additional cooling equipment. Fans fail to start • Pow...

11/2009 990-3212A-001 APC Worldwide Customer Support Customer support for this or any other APC product is available at no charge in any of the following ways: • Visit the APC Web site to access documents in the APC Knowledge Base and to submit customer support requests.– www.apc.com (Corporate Head...