Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Vertiv Liebert LSF24-T
Summary of Contents for Vertiv Liebert LSF24-T
- Page 1 Liebert® Air Cooled Condenser USER MANUAL...
- Page 2 The purchased products, services, and features are stipulated by the contract made between Vertiv Co., and the customer. All or part of the products, services, and features described in this document may not be within the purchasing scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS"...
- Page 3 Purpose of the Document This document applies to the Liebert LSF Air Cooled Condenser used in precision air conditioners and cooling solutions which maintain an optimal environmental control for technological ecosystems at minimal operating costs. This document gives an overview of the technical specifications and parameters.
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Page 4: Table Of Contents
TABLE OF CONTENTS Chapter 1 Overview .................... 1 1.1 Classification And Models ............................. 1 1.2 Model Description ..............................1 1.3 Main Components ..............................2 1.4 Technical Parameters ............................3 1.4.1 Mechanical Parameters ..........................3 1.4.2 Mounting Base Dimensions ........................4 1.4.3 Parameters of Operating Environment ...................... -
Page 5: Chapter 1 Overview
Taking LSF62 for example, the model description of the condenser is shown in Figure 1-1. L SF 62 -T R22/R407C System -R3 R410A system Model code SF: single circuit with fan speed controller DF: dual circuit with fan speed controller Liebert Figure 1-1 Model description Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 6: Main Components
Isolation switch Pressure sensors Figure 1-2 Condenser (single fan, single circuit) Fans Isolation switch Electrical control box (with a fan speed controller inside) Pressure sensors Figure 1-3 Condenser (double fans, dual circuit) Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 7: Technical Parameters
1273 LSF62 1884 1273 LSF70 1884 1273 LSF76 2384 1273 LSF85 2384 1273 LDF42 1584 1273 LDF52 1584 1273 LDF62 2084 1273 LDF70 2084 1273 LDF76 2384 1273 LDF85 2384 1273 Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 8: Mounting Base Dimensions
2126 × 1120 × 53 LSF76 2126 x 1120 x 53 The installation holes are long and flat holes. It is recommended to use M10 × 20 bolts to fix the mounting base. Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 9 2. The upper condenser must be installed on a rack during vertical installation, and the cushion pads should be installed between the condenser and the rack for reducing vibration. It is prohibited to stack two condensers through bolt connection. Vertiv I Liebert Air Cooled Condenser I User Manual...
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Page 10: Parameters Of Operating Environment
Clean indoor environment with good ventilation and no dust Ambient temperature -40°C ~ +70°C Ambient relative humidity 5%RH ~ 85%RH The total storage time should not exceed 6 months. Otherwise, the Storage time performance needs to be re-calibrated Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 11: Chapter 2 Installation
When lifting the package, fix the cable by leading it through the slots located at the bottom of the pallet. Otherwise, the cable may slide during the lifting process, and the package may fall to the ground, damaging the pipes inside and resulting in system leakage. Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 12: Installation Notes
Ensure that there is no steam or waste heat around. 2. If possible, the horizontal installation is recommended to reduce the noise. 3. The condenser should be installed away from the residential areas (≥ 15m). Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 13: Space Requirements
The specific space requirements are shown in Figure 2-3 and Figure 2-4. Airflow Airflow Figure 2-3 Horizontal installation space requirement (unit: mm) Airflow Figure 2-4 Vertical installation space requirement (unit: mm) Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 14: Installation Procedures
Table 2-1 Operation current of fan under 400V voltage Condenser Model FLA (A) LSF24 1.65 LSF32 1.05 LSF38, LSF42, LSF52, LDF42, LDF52 LSF62, LSF70, LDF62, LDF70 LSF76, LSF85, LDF76, LDF85 Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 15 Φ6mm. 3. After connecting the external power cables, apply waterproof sealant treatment to ensure the good waterproof performance of electrical control box. Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 16 Charging refrigerant and adding cooling oil Refer to Installing Unit Pipes in Liebert LSF Air Conditioner User Manual for charging refrigerant and adding cooling oil. Vertiv I Liebert Air Cooled Condenser I User Manual...
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Page 17: Chapter 3 Application Of Fan Speed Controller
The wiring terminals are located on the fan speed controller board (Refer Figure 2-5 and Figure 2-6). Their distribution is shown in Figure 3-1 and the definitions are listed in Table 3-1. Refer to Circuit Diagram for detailed connections. Figure 3-1 Layout of wiring terminals Vertiv I Liebert Air Cooled Condenser I User Manual... -
Page 18: Hmi
Pin 2: return terminal of 19Vac signal Detecting terminal of J33 (CompSta2) compressor2 state 3.2 HMI The fan speed controller operation and setup is provided through indicators, RS485 serial communication port, keys and LCD. Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 19 Fan speed controller detects an D164 Alarm indicator alarm(alarms) No alarm RS485 sending RS485 is sending data D100 Green indicator No data sending RS485 is receiving data RS485 receiving D101 Green indicator No data receiving Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 20 The keys and LCD are on the upper right corner of the fan speed controller board, as shown in Figure 3-1. Their appearance is shown in Figure 3-2. Vertiv I Liebert Air Cooled Condenser I User Manual...
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Page 21: Operation Description Of Hmi
ENT key to enter the submenu of the current main menu on the main interface. The switching operation processes and orders of the main menus are shown in Figure 3-4. Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 22 Figure 3-5, and the analog main menu ID significances are shown in Table 3-4, Analog main menu interface F―― XX.X DOWN XX.X XX.X XX.X Figure 3-5 Switching operation processes and orders of the analog submenu Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 23 ‘A--’ (the symbol of current alarm main menu). The switching operation processes and orders of the current alarm submenu are shown in Figure 3-6, and the Current alarm main menu ID significances are shown in Table 3-5. Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 24 Press the ENT key to enter the historical alarm submenu interface when the current main menu interface shows ‘H--’ (the symbol of historical main menu). The switching operation processes and orders of the historical main menu are shown in Figure 3-7. Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 25 ‘C--’ (the symbol of configuration data main menu). The switching operation processes and orders of the configuration data main menu are shown in Figure 3-8. and the configuration main menu interface ID significances are shown in Table 3-6. Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 26 1, jump frequency 1 range, jump frequency 2, jump frequency 2 range, jump frequency 2, jump frequency 2 range, the curve of frequency control, manual mode, manual mode output frequency; or resume the default values. Vertiv I Liebert Air Cooled Condenser I User Manual...
- Page 27 Read only Day of manufacture 1～31 Read only Clear alarm history 0～1（Clear alarm history） Read and write 0 ～ 1 （ Resume the default Resume the default values Read and write values） Vertiv I Liebert Air Cooled Condenser I User Manual...
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Page 28: Chapter 4 Maintenance And Troubleshooting
Check that the fan speed controller board operates normally. If not, replace it as illustrated in the following paragraph. Note that the positions of the bolt installation holes on the fan speed controller could be different on the actual product. Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 29 After installing the heat sink, use other five bolts to fix the fan speed controller board. Figure 4-1 Fan speed controller board 散热片 Heat sink Bolt 1 Fan speed controller board Bolt 2 Figure 4-2 Removing the fan speed controller board Vertiv I Liebert Air Cooled Condenser I User Manual...
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Page 30: Troubleshooting
Pressure The pressure sensor is not installed Check the wiring of pressure sensor sensor or its terminal connection is poor Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 31 The power supply voltage is Check the power supply abnormal Bus over Replace the fan speed controller voltage The fan speed controller board has a board and compare the result of two hardware fault boards Vertiv I Liebert Air Cooled Condenser I User Manual...
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Page 32: Appendix Circuit Diagram
Appendix Circuit Diagram Figure 1 Circuit diagram of the condenser with single fan Vertiv I Liebert Air Cooled Condenser I User Manual... - Page 33 Figure 2 Circuit diagram of the condenser with double fans Vertiv I Liebert Air Cooled Condenser I User Manual...
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