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Vertiv | Liebert LVC | User Manual

27

Application of Fan Speed Controller

Figure 4-5 Switching Operation Processes and Orders of the Current Alarm Submenu

• The alarm is displayed as ‘A‘ + “alarm code“..

Table 4-2

Current alarm main menu ID significances

Alarm

Code

Power failure

00

PIM over temperature

01

Fan failure

02

Spray water system alarm

03

Fan failure locked

04

Pressure sensor failure

06

EEPROM read fault alarm

07

Hardware over current

08

Bus over voltage

09

Communication failure

0A

Spray high pressure alarm

0b

Spray low pressure alarm

0C

NTC failure

0d

Fan not configuring alarms

0E

Bus under voltage alarm

0F

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Summary of Contents for Liebert LVC

Page 1: ...Liebert LVC User Manual...

Page 2: ...d 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...

Page 3: ...also indicates instructions that need to be adhered to failing which may result in danger and safety issues thereby having an adverse effect on the reliability of the device and security Even for prac...

Page 4: ...Storage Environment 5 Chapter 2 Installation 6 2 1 Moving Unpacking and Inspection 6 2 1 1 Moving 6 2 1 2 Unpacking 7 2 1 3 Inspection 8 2 2 Installation Notes 8 2 3 Space Requirements 10 2 4 Installa...

Page 5: ...ication of Fan Speed Controller 24 4 1 HMI 24 4 1 1 RS485 Serial Communication Port 24 4 1 2 Keys and LCD 24 4 2 Operation Description of HMI 25 4 2 1 Initial Interface 25 4 2 2 Main Menu Interface 26...

Page 6: ...tricted area and can be accessed by authorized personnel only This chapter introduces the nomenclature main components and technical parameters of the Liebert LVC The main component of the condenser i...

Page 7: ...ti Corrosion Class Digit 7 Fan Quality Sound Level 0 C2 S 2 Fan Standard Sound H C3 C4 L 2 Fan Low Sound E C5 Digit 8 Control Type Digit 14 Packaging E EC Fan Control P Packaging Cardboard Digit 9 Cir...

Page 8: ...L H W H1 LVC088 315 355 2 2330 91 7 1709 67 3 1100 43 3 1442 56 8 LVC106 340 380 2 2330 91 7 1709 67 3 1100 43 3 1442 56 8 LVC140 415 460 2 2330 91 7 2222 87 5 1250 49 2 1912 75 3 LVC152 430 475 2 23...

Page 9: ...dimensions unit mm inch Model L W D d LVC088 2330 91 7 1100 43 3 60 2 4 80 3 2 LVC106 2330 91 7 1100 43 3 60 2 4 80 3 2 LVC140 2330 91 7 1250 49 2 60 2 4 80 3 2 LVC152 2330 91 7 1250 49 2 60 2 4 80 3...

Page 10: ...above the indoor unit if the value is positive otherwise the value is negative When the equivalent distance between the indoor unit and the condenser exceeds 30m refer to Sec tion 5 4 2 Refrigerant pi...

Page 11: ...ment such as a forklift or a crane while unloading and transferring the condenser closest to the installation site When a forklift is used insert the tines of the forklift shown in Figure 2 1 and 2 2...

Page 12: ...s of the unit frame bottom When installing the lifting equipment it is necessary to shelter the surface and fins of the unit to avoid scratching The warning board should be utilized in work area it is...

Page 13: ...beam it is required that the installed base bearing capacity must be 1 5 to 2 times more than the weight of the condenser 3 To reduce the impact of noise around the environment the condenser should b...

Page 14: ...Vertiv Liebert LVC User Manual 9 Installation Figure 1 4 System Serial Number Identification Figure 1 5 Spread Evenly Installation Layout Overhead View...

Page 15: ...out Left View 1 3 Space Requirements A 4000mm clearance is required around the condenser air outlet At least 1250mm service space is required on one side of the condenser The engineered mounting brack...

Page 16: ...rve adequate distance between condensers before second installation The condenser needs sufficient installation and service space around the installation place And the specific space requirements are...

Page 17: ...t height h1 a b c LVC088 LVC106 0 h 0 5 1 1 5 1 8 1 0 0 5 1 4 LVC140 0 h 0 5 2 0 0 5 1 6 LVC152 LVC170 0 h 0 5 2 2 0 5 1 8 The quantity of installed condensers between 30 50 Model h engineered mountin...

Page 18: ...sers is less than 30 Model h engineered mounting bracket height h1 a b c LVC088 LVC106 0 5 h 1 0 1 1 5 0 03 1 8 1 0 1 4 LVC140 0 5 h 1 0 2 0 1 0 1 6 LVC152 LVC170 0 5 h 1 0 2 2 1 0 1 8 The quantity of...

Page 19: ...racket height Please consult Vertiv personnel for technical confirmation 5 The maximum number of side by side condenser which can be installed is 10 1 4 Installation Procedures Before commencing any c...

Page 20: ...m unit it is required to connect the gas and liquid pipe of the same indoor unit No 1 system and condenser No 1 system connect the gas and liquid pipe of same indoor unit No 2 system and condenser No...

Page 21: ...tact with any hot object Over current protective device or simi lar device should be provided in the installation circulation select as shown in Table 2 4 2 Connect the Cables External power cable and...

Page 22: ...After connecting the external power cables it is suggested to apply waterproof sealant treat threading hole to avoid any possible rain water entrance and to ensure the good waterproof perfor mance of...

Page 23: ...dule are ball valve water pump motor and nozzle The appearance and position of all the components are shown in Figure 3 1 Figure 3 1 Spray Cooling Module 3 2 Requirements of Spray Water Quality It is...

Page 24: ...rder to ensure the normal operation of the spray cooling module these components should be installed as close as possible to the spray cooling module to reduce the water supply and drainage Select sui...

Page 25: ...provided from water softener should meet the total water consumption of all the spray cooling modules as shown in Table 3 2 It is recommended to adopt a standby softener switching operation as a backu...

Page 26: ...sure according to the requirement of the relevant specifications 2 Open the total water inlet valve water filter and water softener to confirm the softening water equipment is operating normally 3 Ope...

Page 27: ...get power off Refer to 4 2 Operation Description of HMI for setting configuration 3 6 Antifreeze Maintenance of Spray Water System When the temperature is below 0 C the water system pipe will be froze...

Page 28: ...off the residual water in the pipeline simultaneously drain the water of the filter softener and salt box To avoid the leakage of the spray system in the next year tightened the valve core and the val...

Page 29: ...for the factory commissioning and maintenance 4 1 2 Keys and LCD The keys and LCD which can realize the functions in Table 4 1 provide the HMIs for maintenance personnel Refer to Section 4 2 for Opera...

Page 30: ...the curve of frequency control manual mode manual mode output frequency or resume the default values The keys and LCD are on the upper right corner of the fan speed controller board as shown in Figur...

Page 31: ...nus are shown in Figure 4 3 Figure 4 3 Switching Operation Processes and Orders of the Main Menus 4 2 3 Analog Main Menu Interface Press the ENT key to enter the Analog submenu interface when the curr...

Page 32: ...nt alarm main menu ID significances Alarm Code Power failure 00 PIM over temperature 01 Fan failure 02 Spray water system alarm 03 Fan failure locked 04 Pressure sensor failure 06 EEPROM read fault al...

Page 33: ...WN keys to scroll through the displayed first to the last alarm When multiple alarm information is produced the alarm information ID are arranged in chronological order The latest alarm appears in the...

Page 34: ...enser Components Refrigeration system 1 Check that the refrigeration pipes are firmly fixed The refrigeration pipes shall not shake with the vibration of wall earth or equipment frame Otherwise reinfo...

Page 35: ...y Observe the issues such as abnormal noise vibration and failure of bearing Fan speed controller Check that the fan speed controller board operates normally If not replace it as illustrated in Figure...

Page 36: ...erve the issues such as abnormal noise and vibrations Ball Valve 1 Clean the filter screen of the ball valve regularly Water Softener 1 Check that the program control runs normally If there is an anom...

Page 37: ...ally The AC contactor supplying power for fan has fault or its wire cuts off Check the wiring of AC contactor detect the auxiliary contact state of AC contactor The fan speed controller board has a ha...

Page 38: ...y The fan speed controller board has a hardware fault Replace the fan speed controller board and compare the result of two boards A09 Bus over voltage The power supply voltage is abnormal Check the po...

Page 39: ...oards A0d NTC failure NTC board installation failure Check the installation NTC board failure Replace the NTC board and compare the result of two boards The fan speed controller board has a hardware f...

Page 40: ...Vertiv Liebert LVC User Manual 35 Appendix I Circuit Diagram...

Page 41: ...Vertiv Liebert LVC User Manual 36...

Page 42: ...e toxic and hazardous substances in products through ongoing research The following application components or toxic and hazardous substances is not limited to the current level of technology or no rel...

Page 43: ...e trade names trademarks or registered trademarks of their respective owners While every precaution has been taken to ensure accuracy and completeness herein Vertiv Co assumes no responsibility and di...

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