Superen DC 48V Off-Grid Series Installation Manual
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Superen DC 48V Off-Grid Series Installation Manual

Split-type solar air conditioner
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SPLIT-TYPE SOLAR AIR CONDITIONER
Installation Manual
DC 48V O -Grid Series
DC4812VRFS
IMPORTANT NOTE:
Read this manual carefully before installing
or operating your solar air conditioner
unit. Make sure to save this manual for
further reference.
CS78421-548-754

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  • Page 1 SPLIT-TYPE SOLAR AIR CONDITIONER Installation Manual DC 48V O -Grid Series DC4812VRFS CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your solar air conditioner unit. Make sure to save this manual for further reference.

  • Page 2: Table Of Contents

    Table of Contents Installation Manual Safety Precautions ........4 Accessories ..........6 ..Installation Summary - Indoor Unit ..........10 Unit Parts ..11 Indoor Unit Installation 1. Select installation location ......11 2. Attach mounting plate to wall ....12 3.
  • Page 3 Refrigerant Piping Connection ..25 A. Note on Pipe Length ............. 25 B. Connection Instructions –Refrigerant Piping ....25 1. Cut pipes ................25 2. Remove burrs ..............26 3. Flare pipe ends ..............4. Connect pipes ..............27 ....... 29 Air Evacuation 1.

  • Page 4: Safety Precautions

    Safety Precautions Read Safety Precautions Before Installation Incorrect installation due to ignoring instructions can cause serious damage or injury. The seriousness of potential damage or injuries is classified as either a WARNING or CAUTION. This symbol indicates that ignoring instructions may cause death or serious injury.
  • Page 5 WARNING 6. For all electrical work, follow all local and national wiring standards, regulations, and the Installation Manual. You must use an independent circuit and single outlet to supply power. Do not connect other appliances to the same outlet. Insu cient electrical capacity or defects in electrical work can cause electrical shock or re.

  • Page 6: Accessories

    Accessories The air conditioning system comes with the following accessories. Use all of the installation parts and accessories to install the air conditioner. Improper installation may result in water leakage, electrical shock and re, or cause equipment failure. Name Shape Quantity Mounting plate Clip anchor...
  • Page 7 Name Shape Quantity Power & Signal Cable Pipe Protection Ring Wrapping Tape Putty Air freshening lter Seal Optional Parts Drain joint SPLIT-TYPE SOLAR AIR CONDITIONER Owner’s Manual DC 48V O -Grid Series DC4812VRFS-EU/US Owner’s manual CS78421-548-754 IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit.

  • Page 8: Installation Summary - Indoor Unit

    Installation Summary - Indoor Unit 15cm (5.9in) 12cm 12cm (4.75in) (4.75in) 2.3m (90.55in) Select Installation Location Determine Wall Hole Position (Page 11) (Page 12) Attach Mounting Plate Drill Wall Hole (Page 12) (Page 12) Page 8  ...
  • Page 9 Connect Piping Connect Wiring Prepare Drain Hose (Page 25) (Page 17) (Page 14) Wrap Piping and Cable (Page 18) STEP Mount Indoor Unit (Page 18) Page 9  ...

  • Page 10: Unit Parts

    Unit Parts Wall Mounting Plate Front Panel Louver Drainage Pipe Power & Signal Cable Refrigerant Piping Remote Control (Some Units) Remote Holder Outdoor Unit DC Power Input (DC42-60V) Fig. 3.1 CAUTION Use a stud nder to locate studs to prevent unnecessary damage to the wall. Copper pipe must be insulated independently.

  • Page 11: Indoor Unit Installation

    Indoor Unit Installation DO NOT install unit in the following Installation Instructions – Indoor locations: Unit Near any source of heat, steam, or combustible gas PRIOR TO INSTALLATION Near flammable items such as curtains or Before installing the indoor unit, refer to the clothing label on the product box to make sure that the model number of the indoor unit matches the...

  • Page 12: Attach Mounting Plate To Wall

    Refer to the following diagram to ensure proper distance from walls and ceiling: 15cm (5.9in) or more 12cm (4.75in) 12cm (4.75in) or more or more Fig. 4.1 2.3m (90.55in) or more Step 2: Attach mounting plate to wall Step 3: Drill wall hole for connective piping The mounting plate is the device on which you You must drill a hole in the wall for refrigerant will mount the indoor unit.
  • Page 13 Wall Indoor Outdoor Φ55 Φ55 DC4812VRFS Fig.3.2 Fig. 4.2 MOUNTING PLATE DIMENSIONS Di erent models have di erent mounting plates. In order to ensure that you have ample room to mount the indoor unit, the diagrams to the right show di erent types of mounting plates along with the following dimensions: •...

  • Page 14: Prepare Refrigerant Piping

    Step 4: Prepare refrigerant piping 3. Use scissors to cut down the length of the insulating sleeve to reveal about 15cm (6in) The refrigerant piping is inside an insulating of the refrigerant piping. This serves two sleeve attached to the back of the unit. You must purposes: prepare the piping before passing it through the hole in the wall.

  • Page 15: Connect Drain Hose

    Step 5: Connect drain hose PLUG THE UNUSED DRAIN HOLE By default, the drain hose is attached to the left- To prevent unwanted leaks you must plug hand side of unit (when you’re facing the back the unused drain hole with the rubber plug of the unit).
  • Page 16 BEFORE PERFORMING ELECTRICAL WORK, READ THESE REGULATIONS 1. All wiring must comply with local and national electrical codes, and must be installed by a licensed electrician. 2. All electrical connections must be made according to the Electrical Connection Diagram located on the panels of the indoor and outdoor units. 3.

  • Page 17: Connect Signal Cable

    Step 6: Connect signal cable TAKE NOTE OF FUSE SPECIFICATIONS The signal cable enables communication between The air conditioner’ s circuit board (PCB) is the indoor and outdoor units. You must first designed with a fuse to provide overcurrent choose the right cable size before preparing it for protection.

  • Page 18: Wrap Piping And Cables

    6. Feed the signal wire through this slot, from DO NOT INTERTWINE SIGNAL CABLE WITH the back of the unit to the front. OTHER WIRES 7. Facing the front of the unit, match the wire While bundling these items together, do not colors with the labels on the terminal block, intertwine or cross the signal cable with any connect the u-lug and rmly screw each...
  • Page 19 If refrigerant piping is already embedded in 3. Connect drain hose and refrigerant piping the wall, do the following: (refer to Refrigerant Piping Connection section of this manual for instructions). 1. Hook the top of the indoor unit on the upper 4.

  • Page 20: Outdoor Unit Installation

    Outdoor Unit Installation Installation Instructions – Outdoor Unit Step 1: Select installation location Before installing the outdoor unit, you must choose an appropriate location. The following are standards that will help you choose an appropriate location for the unit. Proper installation locations meet the following standards: ...

  • Page 21: Install Drain Joint

    If the drain joint comes with a rubber seal SPECIAL CONSIDERATIONS FOR EXTREME (see Fig. 5.4 - A ), do the following: WEATHER 1. Fit the rubber seal on the end of the drain joint If the unit is exposed to heavy wind: that will connect to the outdoor unit.
  • Page 22 UNIT MOUNTING DIMENSIONS The following is the outdoor unit sizes and the distance between the mounting feet. Prepare the installation base of the unit according to the dimensions below. Fig. 5.5 DC4812VRFS-EU/US 8. Using a wrench, tighten each nut until snug. If you will install the unit on the ground or on a concrete mounting platform, do the following:...

  • Page 23: Connect Signal And Power Cables

    If you will install the unit on a wall-mounted BEFORE PERFORMING bracket, do the following: ELECTRICAL WORK, READ THESE REGULATIONS CAUTION 1. All wiring must comply with local and national electrical codes, and must be Before installing a wall-mounted unit, make installed by a licensed electrician.
  • Page 24 PA Y ATTENTION TO LIVE WIRE WARNING While crimping wires, make sure you clearly BEFORE PERFORMING ANY ELECTRICAL distinguish the Live (“L”) Wire from other wires. OR WIRING WORK, TURN OFF THE MAIN POWER TO THE SYSTEM. WARNING 1. Prepare the cable for connection: ALL WIRING MUST PERFORMED STRICTLY USE THE RIGHT CABLE IN ACCORDANCE WITH THE WIRING...

  • Page 25: Refrigerant Piping Connection

    Refrigerant Piping Connection Note on Pipe Length The length of refrigerant piping will a ect the performance and energy efficiency of the unit. Nominal efficiency is tested on units with a pipe length of 5 meters (16.5ft). Refer to the table below for specifications on the maximum length and drop height of piping. Maximum Length and Drop Height of Refrigerant Piping per Unit Model Model Capacity...

  • Page 26: Remove Burrs

    DO NOT DEFORM PIPE WHILE CUTTING Flare nut Be extra careful not to damage, dent, or deform the pipe while cutting. This will drastically reduce the heating e ciency of the unit. Copper pipe Step 2: Remove burrs Burrs can a ect the air-tight seal of refrigerant piping connection.

  • Page 27: Connect Pipes

    6. Place aring tool onto the form. Instructions for Connecting Piping to 7. Turn the handle of the aring tool clockwise Indoor Unit until the pipe is fully ared. 1. Align the center of the two pipes that you will 8.
  • Page 28 Instructions for Connecting Piping to USE SPANNER TO GRIP MAIN Outdoor Unit BODY OF VALVE Torque from tightening the are nut can snap 1. Remove protective caps from ends of valves. o other parts of valve. 2. Align ared pipe end with each valve, and tighten the are nut as tightly as possible by hand.

  • Page 29: Air Evacuation

    Air Evacuation Preparations and Precautions Evacuation Instructions Air and foreign matter in the refrigerant circuit Before using the manifold gauge and vacuum can cause abnormal rises in pressure, which pump, read their operation manuals to familiarize can damage the air conditioner, reduce its yourself with how to use them properly.

  • Page 30: Note On Adding Refrigerant

    Open the Low Pressure side of the manifold gauge. Keep the High Pressure side closed. Flare nut Turn on the vacuum pump to evacuate the system. Run the vacuum for at least 15 minutes, or until the Compound Meter reads -76cmHG (-10 Pa).
  • Page 31 Electrical and Gas Leak Checks WARNING – RISK OF Electrical Safety Checks ELECTRIC SHOCK After installation, confirm that all electrical wiring is installed in accordance with local and national ALL WIRING MUST COMPLY WITH LOCAL AND regulations, and according to the Installation NATIONAL ELECTRICAL CODES, AND MUST BE Manual.
  • Page 32 Installation of the Solar Photovoltaic System This manual contains information regarding the installation and safe handling of solar photovoltaic module. All instructions should be read and understood before attempting to install. If there is any question, please contact our sales department for further explanation. The installer should conform to all the safety precautions listed in this guide when installing the module.
  • Page 33 Photovoltaic solar modules convert light energy When installing the system, abide with all local, to direct-current electrical energy. They are regional and national statutory regulations. designed for outdoor use. Solar modules can be Obtain a building permit where necessary. Abide ground, roof, vehicles, or boat roof mounted.
  • Page 34 Keep children well away from the system while Use only insulated tools that are approved for transporting and installing mechanical and working on electrical installations. electrical components. Fig. 9.7 Fig. 9.10 Completely cover the module with an opaque When performing installation in dry conditions, material during installation to keep electricity please ensure the tools used in the dry.
  • Page 35 The module frame must be properly grounded. Do not mount module near the place where the The grounding wire must be properly fastened ammable gas may be generated or collected. to the module frame to assure good electrical contact. Use the recommended type, or an equivalent, connector for this wire.
  • Page 36 When installing module on a roof, ensure that 3. Ground mounting the roof construction is suitable. In addition, any Select the height of the mounting system to roof penetration required to mount the module prevent the lowest edge of the module from must be properly sealed to prevent leaks.
  • Page 37 Do not stand or step on module. 3. Ground mounting Module mounting must use the pre-drilled mounting holes in the frame. The most common mounting is achieved by mounting the module using the four symmetry points closed to the inner side of the module frame.
  • Page 38 If using a PWM solar charge controller, max. can Electrical Installation connect 2pcs 30V or 36V solar module in series connection. 1. General installation If using a MPPT solar charge controller, please Do not use modules of di erent con gurations check the max.
  • Page 39 …… DC Breaker …… PV Modules Solar Charger Outdoor Unit DC Breaker DC48V+ DC48V- DC48V+ DC48V- 48V Battery Bank Fig. 9.25 The PV-wire should be single-pole, double If you want to connect the photovoltaic insulated solar cable, the length of which is due modules by using the cables purchased to the distance from PV modules to outdoor unit by yourself, the following requirements...
  • Page 40 The protecting sheath must be used on the cable The cable can resist UV rays and climate of rapid if there is a possibility of children or animals change. touch it easily. The rated voltage of the cable is more than 600V. The cross-section area of the cable depends on the maximum short circuit current and the length of wire.
  • Page 41 Electrical Connection of Battery DANGER HIGH FLUSH EYES VOLTAGE... IMMEDIATELY RISK OF SHOCK. WITH WATER. DO NOT TOUCH SULFURIC SHIELD EYES UNINSULATED ACID MEDICAL EXPLOSIV E GASES CAN · SPARKS TERMINALS OR CAUSE BLINDNESS HELP · FLAMES CAUSE BLINDNESS OR CONNECTORS.
  • Page 42 2) Battery parallel connection Grounding The battery parallel connection is used to The module frame must be properly grounded. increase the system capacity (Ah), for the The grounding wire must be fastened to the schematic diagram of which, see bleow photo module frame properly to assure good electrical for details.
  • Page 43 Fig. 9.34 DISCLAIMER OF LIABILITY Because the use of this manual and the conditions or methods of installation, operation, use and maintenance of the photovoltaic (PV) product are beyond our control, we do not take any responsi- bility and expressly disclaims liability for loss, damage, or expense arising out of or in any way connected with such installation, operation, use or maintenance.
  • Page 44 1. Ground-fault protection 2. Size of equipment grounding conductor Roof-mounted DC PV arrays located on dwellings The size of the equipment grounding wire can be must be provided with DC ground-fault protection as large as the current carrying conductors, both (NEC 2005, Article 690.5) Ground-fault protection positive and negative wires, but not smaller than isolates the grounded conductor ( in DC, this is the...
  • Page 45 Test Run List of Checks PASS FAIL TEST Before Test Run to Perform (√) (×) RESULT Only perform test run after you have completed Solar array Voc test the following steps: Solar array grounding • Electrical Safety Checks – Confirm that fault test the unit’...
  • Page 46 DOUBLE-CHECK PIPE CONNECTIONS During operation, the pressure of the refrigerant circuit will increase. This may reveal leaks that were not present during your initial leak check. Take time during the Test Run to double-check that all refrigerant pipe connection points do not have leaks. Refer to Gas Leak Check section for instructions.
  • Page 47 European Disposal Guidelines This appliance contains refrigerant and other potentially hazardous materials. When disposing of this appliance, the law requires special collection and treatment. Do not dispose of this product as household waste or unsorted municipal waste. When disposing of this appliance, you have the following options: •...
  • Page 48 The design and speci cations are subject to change without prior notice for product improvement. Consult with the sales agency or manufacturer for details. Version: SA/SPE DC IM 12JAN2019. V1.0...

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