Related Manuals for Vertiv Liebert MC
Summary of Contents for Vertiv Liebert MC
- Page 1 Liebert ® Air Cooled Remote Condenser with Microchannel Coil User Manual English, 10019237MAN_ENG, rev. C - 31.03.2022...
-
Page 3: Table Of Contents
Contents 1. Safety..............1 8. Installation............12 1.1 Conventions............1 8.1 Overview............12 1.2 General Instructions..........1 8.2 Safety Instructions..........12 1.3 Electric System............1 8.3 Location.............12 1.4 Automatic Restart..........2 8.4 Space Requirements........13 1.5 Personal Protective Equipment......2 8.5 Piping..............14 8.6 Electrical Connections........15 2. Digit Nomenclature...........3 9. Unit Controller..........18 3. - Page 4 Onboard Label Please refer to the label placed on the unit for the relevant operating data. If you need assistance or spare parts, please find the model identification and the serial number on the label. NOTICE The data in the manual are referred to standard conditions and can be modified without any advance notice. The data relevant to the supplied unit are filled in the inboard label (see below an empty facsimile).
-
Page 5: Safety
1. Safety This chapter gives general safety instructions. Additional safety warnings, for specific operations, are given in the rest of the manual. 1.1 Conventions DANGER - Indicates a hazardous situation which, if not avoided, will result in death or serious injury. WARNING - Indicates a hazardous situation which, if not avoided, could result in death or serious injury. -
Page 6: Automatic Restart
1.4 Automatic Restart WARNING Fan blades can automatically start rotating without warning at any time during a cooling cycle or after power is restored after a power failure. Risk of contact with high-speed, rotating fan blades. Can cause serious personal injury or death. Before working within the unit cabinet, removing the fan guards or servicing the fan speed control, fan blades or EC fan motors proceed as follows: •... -
Page 7: Digit Nomenclature
2. Digit Nomenclature The unit is fully defined by twenty five digits. 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Digit Feature Value Description Unit Family: Micro Channel Medium Platform Size: Large Heat Rejection Capacity “kW”: Control Fan Type: Controlled by Indoor Unit... -
Page 8: Intended Use
3. Intended Use The Liebert MC microchannel heat exchanger is a range of remote air-cooled condensers designed to be coupled with Liebert ® ® conditioning units. The Liebert MC condensers are equipped either with EC axial fans. ® The single system has a set of discharge/liquid pipe to match the single refrigeration system of indoor unit. 3.1 Functional Limits Refrigerant This unit is designed for use with R410 A (group 2, not dangerous according to PED Directive). -
Page 9: Test And Reference Norms
4. Test and Reference Norms units are designed, manufactured and tested according to the following directives and standards: Liebert ® EU Directives - Machine Directive 2006/42/CE - PED 2014/68/EU - LVD 2014/35/EU - EMC 2014/30/EU - RoHS II Directive 2011/65/EU - RoHS III Directive EU/2015/863 Electrical Board - EN 60204-1... -
Page 10: Description
5. Description 5.1 Main Components View from electric box side (front side) Fans Electric box Windows for inspection and cleaning Supporting structure 5.2 Electric System The figure shows the electric box. The main switch [E] is a disconnecting switch and cuts off the electric power supply to the unit. -
Page 11: Mechanical Specifications
Codice - Code Destinazione - Destination Vertiv S.r.l. RETRANSMIT, USE (EXCEPT SOLELY FOR THE BENEFIT OF VERTIV Srl), SELL, LEND OR OTHERWISE DISPOSE OF THE SAME, DIRECTLY OR INDIRECTLY, WITHOUT THE EXPRESS WRITTEN PERMISSION Bestimmung Via L. Da Vinci 16\18 | 35028... -
Page 12: Technical Data
Codice - Code Destinazione - Destination Vertiv S.r.l. RETRANSMIT, USE (EXCEPT SOLELY FOR THE BENEFIT OF VERTIV Srl), SELL, LEND OR OTHERWISE DISPOSE OF THE SAME, DIRECTLY OR INDIRECTLY, WITHOUT THE EXPRESS WRITTEN PERMISSION Bestimmung Via L. Da Vinci 16\18 | 35028... -
Page 13: Handling
7. Handling 7.1 Safety Instructions WARNING Improper handling can cause injury or death. Only authorized personnel is allowed to move, lift, remove packaging from or prepare the unit for installation. The authorized personnel must be properly trained and qualified, wear appropriate personal protective equipment and use adequate moving equipment (cranes, forklift, etc.). -
Page 14: Transport - With Package
AND ALL INFORMATION CONTAINED HEREIN, IN STRICTEST CONFIDENCE, AND WILL NOT COPY, Codice - Code Destinazione - Destination Vertiv S.r.l. RETRANSMIT, USE (EXCEPT SOLELY FOR THE BENEFIT OF VERTIV Srl), SELL, LEND OR OTHERWISE Bestimmung DISPOSE OF THE SAME, DIRECTLY OR INDIRECTLY, WITHOUT THE EXPRESS WRITTEN PERMISSION 60023533 Via L. -
Page 15: Transport - Without Package
7.6 Transport - without Package Use a crane to move condensers. • Fix the slungs by lading through the slot at the condenser’s legs. • Make sure to use slungs rated for the unit weight. 3104 Liebert MC - UM - 10019237MAN_ENG - 31.03.2022 ®... -
Page 16: Installation
Avoid areas prone to heavy snow or ice accumulations. The installation site must guarantee a sufficient dispersion of the air to allow operation in even the severest conditions. Vertiv™ recommends that condensers to be installed in an area with clean air, away from loose dirt and foreign matter that might clog the coil. -
Page 17: Space Requirements
8.4 Space Requirements The condenser needs sufficient installation and service space around the installation place. The detailed space requirements are shown in Figures below NOTICE The unit does not operate correctly if placed too close to walls or other obstacles. 8.4.1 Placement Options and Piping Restrictions for the Liebert EconoPhase and Air-Cooled Condenser ®... - Page 18 Fig. 8.2 - Piping schematic EconoPhase Unit Differential Differential Check Valve Check Valve Check Factory installed Valve Relief Valve Liebert MC Condenser ® Receiver Solenoid Ball Ball Valve Valve Valve Hot Gas Discharge PI****P room unit Liquid Evaporator For rises over 7.6m, Coil Service trap every 6m or...
-
Page 19: Piping
8.5 Piping Release the WARNING pressure The circuit is pressurized by nitrogen/helium at 2 bar. Before welding the pipeline, discharge completely the circuit to release the pressure. Connections The inlet and outlet directions are clearly marked with labels and arrows on the respective pipings. Pay attention to follow the directions. - Page 20 Sealing • When leading the cable through the joint, you are recommended to use the sealant for waterproof disposal. • If you do not follow the recommended cable sizes and mode to connect the cables, water leakage may occur at the waterproof joint. Hot surfaces •...
- Page 21 Modbus lenght restirctions Do not run the Modbus cable in the same conduit, raceway or chase used for high-voltage wiring. For Modbus network lengths greater than 130m, please contact Vertiv™ Technical Support. Modbus cable specifications: The Modbus wiring is field-supplied and must be: •...
-
Page 22: Unit Controller
8. . 9. Unit Controller 9.1 Controlled by Indoor Unit 9.1.1 Condensing Unit Change Address Procedure The Control Firmware shall offer the possibility to change the modbus address of one condensing unit which pre-set address is known. The change address procedure shall be applied in two circumstances: Commissioning of a system with two condensing units, C1 and C2, which are powered through dedicated circuit breaker in the Electric Panel. -
Page 23: Maintenance
10. Maintenance NOTICE Check the unit regularly and solve the problems as they occur. Lack of maintenance could reduce the performance or damage the unit. 10.1 Safety Instructions Personnel WARNING Only authorized personnel is allowed to do maintenance operations. The authorized personnel must be properly trained and qualified, wear appropriate personal protective equipment and use adequate tools. -
Page 24: Safety Labels
Codice - Code Destinazione - Destination Vertiv S.r.l. RETRANSMIT, USE (EXCEPT SOLELY FOR THE BENEFIT OF VERTIV Srl), SELL, LEND OR OTHERWISE DISPOSE OF THE SAME, DIRECTLY OR INDIRECTLY, WITHOUT THE EXPRESS WRITTEN PERMISSION Bestimmung Via L. Da Vinci 16\18 | 35028... -
Page 25: Fans
10.5 Fans Inspection • Check whether the fan runs normally In case of problems such as abnormal noise, vibration and bearing failure: contact Vertiv™ or an Vertiv™ authorized service center. Replacement • Make reference to the fan manufacturer instructions for transport, handling and mounting the fans. -
Page 26: Troubleshooting
11. Troubleshooting Symptom Possible Cause Check or Remedy No power to condenser. Check voltage at input terminal block. Circuit breaker or fuse for low-voltage Locate problem in condenser electrical transformer in condenser is tripped panel and repair. Condenser will not start No low-voltage signal to/from indoor unit. -
Page 27: Dismantling The Unit
12. Dismantling the unit The machine has been designed and built to ensure continuous operation. The working life of some of the main components, such as the fan, depends on the maintenance that they receive. The machine must be dismantled if it is moved to another site, or at the end of its technical and operational life. NOTICE The unit contains substances and components hazardous for the environment (electronic components, lead gel battery, refrigerating gases and oils). -
Page 28: Operations
12.2 Operations Operation Notes 1. Disconnect the main switch from the electric power supply Reverse the procedure from chapter Installation: 2. Disconnect the Premium Controller from the main unit 8.6 Electrical Connections 3. Remove the refrigerant NOTICE Handle the refrigerant according to regulations about F-Gases and safety data sheet. -
Page 29: Regulation (Eu) No. 517/2014 (F-Gas)
13. Regulation (EU) no. 517/2014 (F-gas) 13.1 Introduction Stationary air conditioners placed into the European Community market and operating with fluorinated greenhouse gases (F-gas, such as R407C, R134a, R410A), have to comply with the F-gas Regulation (EU) No. 517/2014. This Regulation is in force since Jan 1, 2015 an it replaces the Re. (EU) no. 342/2006. This document summarizes the obligations for the operators that are responsible for the equipment during all its operative life until its disposal. -
Page 30: Operators
13.4 Operators 13.4.1 Definitions • Operator, according to Regulation 517/2014 Article 2, point 8, means the natural or legal person exercising actual power over the technical functioning of products and equipment covered by this Regulation. • The State may, in defined, specific situations, designate the owner as being responsible for the operator’s obligations. •... -
Page 31: Labelling
13.6 Labelling The label applied on the unit (see Label) is designed to fill-in the relevant amounts of refrigerant according to Regulation Onboard 1494/2007 (2015/2068): Where fluorinated greenhouse gas is foreseen to be added to the equipment outside of the manufacturing site at the point of installation, a dedicated label accommodates notation of both the quantity [kg] pre-charged in the manufacturing plant and of the quantity charged at the installation site as well as the resulting total quantity of F-gas as a combination of the above mentioned quantities, in a manner which conforms to the legibility and indelibility. - Page 32 Annex I – Dimensions and Weight MCL 055 I - 28 Liebert MC - UM - 10019237MAN_ENG - 31.03.2022 ®...
- Page 33 MCM 080 Liebert MC - UM - 10019237MAN_ENG - 31.03.2022 I - 29 ®...
- Page 34 MCL 110 I - 30 Liebert MC - UM - 10019237MAN_ENG - 31.03.2022 ®...
- Page 35 MCL 165 Liebert MC - UM - 10019237MAN_ENG - 31.03.2022 I - 31 ®...
- Page 36 Packaging Dimensions and Weights Wooden Crate std Weight Packaging Model (Kg) (mm) (mm) (mm) weight (kg) MCL055 1900 2066 2410 MCM080 2800 1831 2280 MCL110 3300 2066 2410 MCL165 4700 2066 2410 (*) The total weight of the package will be the sum of the std packaging weight and this value. I - 32 Liebert MC - UM - 10019237MAN_ENG - 31.03.2022...
- Page 37 Annex II – Safety Labels POS. DESCRIPTION Label Notice for MC Coil Cleaning Label Warning High Speed Blower wheel(s) Label Warning Helium/Nitrogen Label VERTIV™ Liebert ® Dataplate with Serial Number and Model Liebert MC - UM - 10019237MAN_ENG - 31.03.2022 III - 33...
- Page 40 , via Leonardo Da Vinci 16/18, Zona Industriale Tognana, 35028 Piove di Sacco (PD) Italy, Tel: +39 049 9719 111, Fax: +39 049 5841 257 © 2022 Vertiv Co. All rights reserved. Vertiv, the Vertiv logo and Vertiv Liebert MC are trademarks or registered trademarks of Vertiv Co. All other names and logos referred to are trade names, trademarks or registered trademarks of their respective owners.
Need help?
Do you have a question about the Liebert MC and is the answer not in the manual?
Questions and answers