ActronAir ECOFLEX MINI VRF Series Installation And Commissioning Manual

Slim ducted indoor unit

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Installation and commissioning manual (90 pages)

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Installation and commissioning manual (64 pages)

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ECOFLEX MINI VRF R32 SERIES

Slim Ducted Indoor Unit

Installation and Commissioning Guide

Model Numbers

MSD-015CS

MSD-022CS

MSD-028CS

MSD-036CS

MSD-045CS

CAUTION:

The system is charged with flammable

refrigerant, safety checks are necessary to

ensure that the risk of ignition is minimised.

MSD-056CS

MSD-071CS

MSD-080CS

MSD-090CS

MSD-112CS

IMPORTANT NOTE:

Please read the R-32 Safety Manual and this manual carefully before installing

or operating your air conditioning unit. Information in this manual is to be

used in conjunction with the R-32 Safety Manual.

Make sure to save this manual for future reference.

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Page 1 ECOFLEX MINI VRF R32 SERIES Slim Ducted Indoor Unit Installation and Commissioning Guide Model Numbers MSD-015CS MSD-056CS MSD-022CS MSD-071CS MSD-028CS MSD-080CS MSD-036CS MSD-090CS MSD-045CS MSD-112CS CAUTION: IMPORTANT NOTE: The system is charged with flammable Please read the R-32 Safety Manual and this manual carefully before installing refrigerant, safety checks are necessary to or operating your air conditioning unit.
Page 2: Table Of Contents
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES Table of Contents 01. Preface ............................4 02. Safety Warning ..........................5 02.01. Warning Signs 02.02. Safety Precautions 02.03. Electric Safety Requirements 02.04. Appendix 03. PRECAUTIONS ..........................11 03.01. Qualification and Safety Regulation Requirements 03.02.
Page 3 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide Table of Contents 11. Air Duct Installation ........................38 12. Electrical Connection ........................40 12.01. Electrical Characteristics 12.02. Schematic diagram of the main terminal blocks of main control board 12.03. Wiring 13.
Page 4: Preface
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 01. Preface Dear users, Thank you for purchasing and using our product. Please read this manual carefully before you install, use, maintain or troubleshoot this product so that you can familiarize yourself with the product and use it correctly. For ODUs or other IDUs, please refer to the applicable installation &...
Page 5: Safety Warning
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 02. Safety Warning Please thoroughly read and ensure that you fully understand the safety precautions (including the signs and symbols) in this manual, and follow relevant instructions during use to prevent damage to health or property. This symbol shows that this appliance used a flammable refrigerant.
Page 6: Safety Precautions
Grounding Prohibition signs No Flammable No Open Fire No Acid or No Strong Current Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES Materials Alkali Materials 02.02. Safety Precautions No Flammable No Strong Current No Open Fire No Acid or Safety Precautions Materials Alkali Materials...
Page 7: Electric Safety Requirements
Electric Safety Requirements ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide Electric Safety Requirements [ Warning ] Electric Safety Requirements 02.03. Electric Safety Requirements The air conditioner shall be installed according to the local wiring specifications. [ Warning ] Wiring work must be completed by qualified electricians.
Page 8 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 02.04. Appendix WARNING The following applies to R-32 refrigerant systems. • Prior to beginning work on systems containing flammable refrigerants, safety checks are necessary to ensure that the risk of ignition is minimized. •...
Page 9 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide • Particular attention shall be paid to the following to ensure that by working on electrical components, the casing is not altered in such a way that the level of protection is affected. This shall include damage to cables, excessive number of connections, terminals not made to original specification, damage to seals, incorrect fitting of glands, etc.
Page 10 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 10. Do not exceed the maximum working pressure of the cylinder, even temporarily. 11. When the cylinders have been filled correctly and the process completed, make sure that the cylinders and the equipment are removed from site promptly and all isolation valves on the equipment are closed off.
Page 11: Appendix 03. Precautions
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 03. PRECAUTIONS 03.01. Qualification and Safety Regulation Requirements WARNING • Please carry out the installation according to local standards. • Ask your local dealer or professionals to install the product. This unit must be installed by professional technicians with relevant specialized knowledge. Users MAY NOT install the unit themselves;...
Page 12: Precautions For Carrying And Lifting The Air Conditioner
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES CAUTION • Keep the IDU, ODU, power cable, and connecting wires at least 1m away from the high-power radio equipment, to prevent electromagnetic interference and noise. For some electromagnetic waves, it is not enough to prevent noise even at a distance of more than 1m.
Page 13: Precautions For Installation Sites
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 03.03. Precautions for Installation sites WARNING Do not install or use the air conditioner in the following places A place filled with mineral oil, fumes or mist, like a kitchen. Plastic parts will age and the heat exchanger will become dirty, eventually causing the air conditioner performance to deteriorate or leak water.
Page 14 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES Choose a site that fully complies with the following conditions and user requirements to install the air conditioning unit: • Well ventilated. Unobstructed airflow. • Strong enough to bear the weight of the indoor unit.
Page 15: Components Overview
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 04. Components Overview *Air outlet grille *Air outlet pipe *Soft flexible hose Gas pipe Liquid pipe Drainage pipes for models without a water pump Drainage pipes for models with a water pump Display box (optional) *Connection wire 10 Wired controller (optional)
Page 16: Product Dimensions
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 05. Product Dimensions External dimension, air outlet size, and size of fresh air outlet External dimension, air outlet size, and size of fresh air outlet External dimension, air outlet size, and size of fresh air outlet 2- Φ5 2- Φ5 2- Φ5...
Page 17 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide Dimension of pipe and water pipe: External thread of connector External thread of connector Unit: mm Unit power (kW) kW≤2.8 109.5 2.8<kW≤3.6 109.5 7/16-20 UNF 3/4-16 UNF 3.6<kW≤5.6 109.5 5.6<kW≤7.1 1100 1005 1019 109.5...
Page 18: Accessories
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 06. Accessories 06.01. Standard Accessories List of accessories Installation & Owner’s Brass nut X 2 Cable tie X 4 Thermal insulation pipe X 2 Manual X 1 For use in the installation of To tighten the drainage hose Used for insulation and IDU Installation Instructions...
Page 19: Accessories Available To Be Purchased Separately
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 06.02. Accessories available to be purchased separately Copper pipe speciﬁcation(Unit: mm) Model (kW) Piping Liquid side Gas side kW≤5.6 Ø6.35×0.75 Ø12.7×0.75 5.6<kW≤11.2 Ø9.52×0.75 Ø15.9×1.0 For connection of the IDU refrigerant system, it is Remarks recommended to use a soft copper tube (T2M), with the length selected according to the actual situation.
Page 20 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES Insulate the FCU components and the unit after the FCU system passes the air leakage test or quality check. Use centrifugal glass wool, rubber and plastic materials or other types of materials for thermal insulation. The insulation layer shall be smooth and dense without cracks or gaps.
Page 21: Preparations Before Installation
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 07. Preparations Before Installation 07.01. Unpacking Check Before installation, check whether the packing materials are in good condition, whether the accessories that come with the product are complete, whether the air conditioner is intact, whether the surfaces of the heat exchanger and other parts have become worn, and whether there are oil stains on the check valve of the unit.
Page 22: Site Adjustment Of Air Return Plenum
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 07.03. Site adjustment of air return plenum There are two air return modes for this series of models. One is the back air return which is the factory default. 2. The other is the bottom air return which can be customized or adjusted on-site. Refer to the following two diagrams on the adjustment method.
Page 23: Indoor Unit (Idu) Installation
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 08. Indoor Unit (IDU) Installation CAUTION • Install the air conditioner in a location with sufficient strength to support the weight of the unit. Take reinforcement measures when necessary. • The unit may fall and cause personal injury if the location is not strong enough. Unstable installation may cause the unit to fall and cause an accident.
Page 24: Idu Installation
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES Refer to the following table on installation using the lifting bolts. Sites with concrete slabs Sites with steel frame Use embedded bolts and pull bolts. Directly set and use an angle iron for support. 08.02.
Page 25 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide Use a transparent hose or a level to observe the water level (principle of communicating vessels) and verify the levelness of the unit body in the depth direction. Keep the unit body level. 4.
Page 26: Air Inlet Panel For Air Return Plenum
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 08.03. Air Inlet Panel for Air Return Plenum CAUTION When designing the air inlet panel of the air The spacing between return air grilles should ü û return plenum, pay attention to the spacing be neither too large nor too small, and between the air inlet grilles and try to keep the angle between the air grilles and the...
Page 27: Refrigerant Connecting Piping Installation
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 09. Refrigerant Connecting Piping Installation 09.01. Length and Level Difference Requirements for the Pipe Connections of IDU and ODU . Different ODUs have different requirements for length and level differences for the piping. Refer to the Installation & Owner’s Manual attached with the ODU.
Page 28: Pipe Connection Steps
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES nnection Steps 09.03. Pipe Connection Steps uired length of the connecting pipe. Make the connecting pipe using the following method ection" for details). Measure the required length of the connecting pipe. Make the connecting pipe using the following method (see “Pipe Connection”...
Page 29 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 09.04.01. Brazing pipes When brazing pipes, fill the pipes with nitrogen. First evenly heat the inner pipes, then the outer pipes, and fill the joints with welding material. WARNING • When it is necessary to fill the piping with nitrogen during welding, the pressure must be kept at 0.02MPa using a pressure relief valve.
Page 30 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 09.04.03. Nut fastening Align the connecting piping, firstly tighten most of the thread of the connecting nut by hand, and then use a wrench to tighten the last 1-2 turns of the thread as shown in the figure. 2.
Page 31: Refrigerant Piping Fixing
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 09.05. Refrigerant Piping Fixing Angle iron brackets or round steel hangers should be used for fixing. When the liquid pipe and gas pipe are suspended together, the size of the liquid pipe shall prevail. Pipe outer diameter (mm) ≤20 20~40...
Page 32 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 09.06.02. Pump Outlet Pipes on the liquid and air sides have a low temperature during cooling. Take sufficient insulation measures to prevent condensation. Unit Auxiliary heat Onsite piping body insulation pump side belt NOTE...
Page 33: Drainage Pipe Installation
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 10. Drainage Pipe Installation CAUTION • Before installation of the condensate pipeline, determine its direction and elevation to avoid intersection with other pipelines to ensure that the slope is smooth and straight. •...
Page 34 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES The thermal insulation pipe is closely attached to the unit body. There is a large gap between the thermal insulation pipe and the unit body, resulting in thermal insulation failure. Drainage outlet for water pump PVC water discharge pipe (outer diameter: 25mm) Insulation casing...
Page 35 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 4. When connecting the drainage pipe, do not pull the drainage pipe forcefully, or it may become loose. The lateral length of the drainage pipe should be within 20m, and a support point should be set every 0.8–1.0m to avoid air resistance caused by the deformation of the drainage pipe.
Page 36 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES CAUTION • The drain pump lift is 1.2m, calculated from the bottom of the drain pan to the highest point of the drainage • pipe. The lifting height of the drain pump is 1m, calculated from the drainage outlet of the drain pump to the highest point of the pipe.
Page 37: Water Discharge Test
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 10.02. Water Discharge Test Before the test, make sure that the water discharge pipeline is smooth, and check that each connection is properly sealed. 2. Conduct the water discharge test in a new room before the ceiling is plastered. •...
Page 38: Air Duct Installation
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 11. Air Duct Installation Please use locally purchased air ducts and soft air ducts (Use environmentally friendly, odorless materials, otherwise the air conditioner may generate odor when it runs). 2. Install the flange at the air return side, and use aluminum foil tape to seal the connection part between the flange and the air duct to avoid air leakage.
Page 39 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide Connection between air vent and air duct wrong Air vent size and position wrong Air vent size and position wrong Air vent Connection between air vent and air duct wrong Connection Air vent size and position wrong Connection between air vent and air duct wrong Connection...
Page 40: Electrical Connection
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 12. Electrical Connection DANGER • The power supply must be cut off before any electrical work is carried out. Do not conduct electrical work when the power is on; otherwise, it may cause serious personal injury. •...
Page 41: Electrical Characteristics
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 12.01. Electrical Characteristics Electric specifications of the IDU Unit power (kW) Frequency (Hz) Voltage (V) MCA (A) MFA (A) FLA (A) power input (W) 0.63 0.50 0.63 0.50 0.63 0.50 0.80 0.64 0.95 0.95...
Page 42: Wiring
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 12.03. Wiring 12.03.01. Open the IDU’s electric control box cover Screw (two) Open the IDU’s electric control box cover. 2. Remove the two screws at the positions shown in the figure; Pull the bottom end of the electric control box cover horizontally outward;...
Page 43 box sheet metal part Caution Power input Do not bond and connect the power cable. Bonding and connecting the power cable may cause it to heat ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide up, resulting in a fire. The power cable must be crimped reliably using If it fails to crimp the insulated circular terminal an insulated circular terminal block, and then...
Page 44 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 12.03.03.02. Power cable system connection Power cable system connection depends on the forms of communication between the IDU and ODU. For the HyperLink communication form with an independent power supply, IDUs are allowed to have an independent power supply.
Page 45 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide B. IDUs are provided with uniform power supply*, which are wired as follows: HyperLink communication with the uniform power supply: Power supply for IDU L1+La+Ln ≤ 2000m Wire diameter: 0.75mm Communication wire ×...
Page 46 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES CAUTION • When the IDUs are provided with a uniform power supply, if the IDUs in the same refrigerant system are ECOFLEX IDUs, then IDUs and ODU can communicate either via HyperLink with a uniform power supply, or via P/Q communication.
Page 47 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 12.03.04.02. Table of selection of communication line diameter One controller to one IDU One-to-more (Two (centralized Function IDU and ODU communication controllers controller) to one IDU) Communication Communication HyperLink HyperLink P/Q/E communication communication communication...
Page 48 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 12.03.04.03. IDU and ODU communication a. HyperLink communication (with independent power supply) Single unit: HyperLink communication is a new type of IDU and ODU communication technology. When the IDUs are provided with independent power supplies, use 2×1.5mm2 communication cables.
Page 49 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide The following ﬁgure shows a serial connection: Master ODU Power cable Communication wire CN23 Power supply for IDU Power supply for IDU × × × × Circuit breaker Circuit breaker TO DOWN IDU ···...
Page 50 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES b. HyperLink communication (with uniform power supply) Single unit: When the IDUs are provided with uniform power supply, it is not necessary for HyperLink communication line to provide an independent power supply for IDUs. In this case, use 2×0.75mm2 communication cables.
Page 51 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide c. P/Q communication Single unit: Use a shielded cable for the P/Q communication and properly ground the shield layer. P and Q ports are located at terminal block "CN6" of the main control board. There is no distinction between negative and positive electrodes.
Page 52 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES d. P/Q/E communication If some of the IDUs in the same refrigerant system are non-ECOFLEX series, it is required to connect "P", "Q", and "E" for P/Q/E communication. Single unit: Use a shielded cable for the P/Q/E communication and properly ground the shield layer. P, Q, and E ports are located at terminal block "CN6"...
Page 53 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 12.03.04.04. X1/X2 communication cable connection The X1X2 communication line is mainly connected to the wired controller to achieve one controller per IDU and two controllers per IDU. The total length of the X1X2 communication line can reach 200 meters. Please use shielded wires, but the shield layer cannot be grounded.
Page 54 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES CAUTION • When the IDUs in the same refrigerant system are ECOFLEX IDUs, D1D2 communication can enable one-to-multiple and two-to-multiple functions of the IDU wired controller. • To enable two-to-multiple functions, wired controllers must be of the same model. B.
Page 55 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 12.03.05.02. Function module adapter board connection Function expansion boards can communicate with the main control board through the adapter board. You can use one or both of the two function expansion boards. The wiring diagrams are as follows: Use 1# Expansion board Use 2# Expansion board CN18...
Page 56 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 12.03.06. Reclose the electric control box cover Straighten out the connecting wires and lay them flat, and close the electric control box cover again. WARNING Main power supply wiring needs to increase of protective pipe for fixed wiring. CAUTION •...
Page 57: Application Control
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 13. Application Control 13.01. Error Codes and Definitions In the following circumstances (warning failures excluded), please stop the air conditioner immediately, cut off the power switch and contact the local air conditioner customer service center. The error code is displayed on the display panel and the wired controller display.
Page 58 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES Error code Error Abnormal communication between the Indoor Unit main control board and 1# function expansion board Abnormal communication between the Indoor Unit main control board and 2# function expansion board Abnormal communication between the Indoor Unit main control board and adapter board Air inlet temperature of the Indoor Unit is too low in heating mode Air inlet temperature of the Indoor Unit is too high in cooling mode...
Page 59: Operating Status Codes And Definitions (Non-Error)
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide Error code Error Address code not detected Motor failed more than once IPM (fan module) overcurrent protection Instantaneous overcurrent protection for phase current Low bus voltage fault High bus voltage fault Phase current sample bias error Motor and Indoor Unit are unmatched IPM and Indoor Unit are unmatched...
Page 60: Spot Check Description
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 13.03. Spot Check Description Use the bi-directional communication wired controller (for example, MWC-B01CS) to activate the spot check function in the following steps: On the main page, hold " " and " " for 2s to enter the query page.
Page 61: Esp Setting
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 13.04. ESP Setting Use the bi-directional communication wired controller (for example, MWC-B01CS) to set the unit external static pressure, which can be divided into the following two situations: 13.04.01. Constant Air Flow Mode IDUs that are equipped with a constant air flow function are set to the constant air flow mode when they leave the factory.
Page 62 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 13.04.01.01. Air Pressure Curve: Constant air flow - self-adaptive 1.5kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 Air ﬂow rate (m /h) 2.2kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 Air ﬂow rate (m /h) Installation &...
Page 63 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 2.8kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 460480 Air ﬂow rate (m /h) 3.6kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 Air ﬂow rate (m /h) Installation & Commissioning Guide ECOFLEX MINI VRF R32 SERIES - Slim Duceted Doc.
Page 64 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 4.5kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 800850 Air ﬂow rate (m /h) 5.6kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 580620 820860 Air ﬂow rate (m /h) Installation & Commissioning Guide ECOFLEX MINI VRF R32 SERIES - Slim Duceted Doc.
Page 65 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 7.1kW 70.0 60.0 50.0 40.0 30.0 20.0 10.0 1050 1150 Air ﬂow rate (m /h) 8.0kW and 9.0kW 100.0 90.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 1000 1100 1200 1300 1400 1500...
Page 66 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 11.2kW 100.0 90.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 1000 1100 1200 1300 1400 1500 1600 1700 Air ﬂow rate (m /h) CAUTION • The static pressure of the air duct should be taken into consideration when installing the unit. This model is not recommended if exceeding the specified static pressure range.
Page 67 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 13.04.02. Constant speed mode The bi-directional communication wired controller must be used to set the unit external static pressure parameters to overcome the air outlet resistance. The steps are as follows: On the main page, hold “...
Page 68 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 13.04.02.01. Air Pressure Curve : Constant Speed 1.5kW 70.0 ESP*1: 50Pa ESP*2: 30Pa 60.0 ESP*3: 10Pa 50.0 40.0 30.0 20.0 10.0 400 420 Air ﬂow rate (m /h) 2.2kW 70.0 ESP*1: 50Pa ESP*2: 30Pa 60.0 ESP*3: 10Pa...
Page 69 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 2.8kW 70.0 ESP*1: 50Pa ESP*2: 30Pa 60.0 ESP*3: 10Pa 50.0 40.0 30.0 20.0 10.0 240 260 280 300 320 340 360 380 400 420 440 460 480 500 520 540 560 Air ﬂow rate (m /h) 3.6kW 70.0...
Page 70 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 4.5kW 70.0 ESP*1: 50Pa ESP*2: 30Pa 60.0 ESP*3: 10Pa 50.0 40.0 30.0 20.0 10.0 360 410 450 510 560 610 660 710 760 810 860 910 960 Air ﬂow rate (m /h) 5.6kW 70.0 ESP*1: 50Pa...
Page 71 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 7.1kW 70.0 ESP*1: 50Pa ESP*2: 30Pa 60.0 ESP*3: 10Pa 50.0 40.0 30.0 20.0 10.0 1050 1150 1250 1350 Air ﬂow rate (m /h) 8.0kW 100.0 ESP*1: 80Pa ESP*2: 50Pa 90.0 ESP*3: 20Pa 80.0 70.0 60.0...
Page 72 Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 9.0kW 100.0 ESP*1: 80Pa ESP*2: 50Pa 90.0 ESP*3: 20Pa 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 Air ﬂow rate (m /h) 11.2kW 100.0 ESP*1: 80Pa...
Page 73 ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 13.04.03. Switch between Constant Air Flow and Constant Speed The two operating modes are switched as follows: On the main page, hold “ ” and “ ” for 3s. The wired controller displays “CC”. Press the “ ” or “ ”...
Page 74: Before Test Run Check
Installation and Commissioning Guide ECOFLEX MINI VRF R32 SERIES 14. Test Run 14.01. Before test run check • IDUs and the ODU are properly installed. • The piping is correct, and the refrigerant piping system has been checked for leakage. •...
Page 75: Inspection After Installation
ECOFLEX MINI VRF R32 SERIES Installation and Commissioning Guide 14.05. Inspection After Installation To ensure a comfortable indoor environment, please run down through the list to check whether the installation of the air conditioner meets the requirements. Insert a “✕” for Fail and a “✓” for Pass. Check Result Check Item Check Criteria...
Page 76 ©Copyright 2023 Actron Engineering Pty Limited ABN 34 002767240. ®Registered Trade Marks of Actron Engineering Pty Limited. ActronAir is constantly seeking ways to improve the design of its products. Therefore, specifications are subject to change without notice. Installation & Commissioning Guide ECOFLEX MINI VRF R32 SERIES - Slim Duceted...

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