Panasonic U-36LE1U6 Technical Data Manual

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Panasonic U-36LE1U6 Technical Data Manual Manual pdf 11 page image

Design of Mini VRF SYSTEM2 - 118765432Contents2. DESIGN OF MINI VRF SYSTEM1. Model Selecting and Capacity Calculator ......................................................................... 2-22-21-1. Operating Range ...........................................................................................................2-31-2. Procedure for Selecting Models and Calculating Capacity ...........................................2-41-3. Calculation of Actual Capacity of Indoor Unit ................................................................2-91-4. Capacity Correction Graph According to Temperature Condition ................................2-111-5. Capacity Correction Graph According to Tubing Length and Elevation Difference ....2-457. Optional Parts .....................................................................................................................2-457-1. Distribution Joint Kits ....................................................................................................2-426. AIR PURGING ....................................................................................................................2-42Air Purging with a Vacuum Pump (for Test Run) Preparation..................................................................................................................................................... 2-132. System Design2-132-1. Tools Required for Installation (not supplied) ..............................................................2-13..............................................................2-3. Type of Copper Tube and Insulation Material2-13.....................................................................2-2. Accessories Supplied with Outdoor Unit2-132-4. Additional Materials Required for Installation...............................................................2-14...........................................................................2-6. Straight Equivalent Length of Joints2-14..................................................................................................................2-5. Tubing Size2-152-7. Additional Refrigerant Charge .....................................................................................2-15..............................................................................................................2-9. Tubing Length2-15.......................................................................................................2-8. System Limitations2-162-10. Check of Limit Density ...............................................................................................2-19.........................2-12. Example of Tubing Size Selection and Refrigerant Charge Amount2-21.........................................................................................2-13. Installing Distribution Joint2-17........................................................................................................2-11. System Example2-223. Electrical Wiring .................................................................................................................2-223-2. Recommended Wire Length and Wire Diameter for Power Supply System .................2-223-1. General Precautions on Wiring ...................................................................................2-233-3. Wiring System Diagrams .............................................................................................2-263-4. Important Note When Wiring for Common Type .........................................................2-293-5. Important Note When Wiring for Y1 Type.....................................................................2-385. HOW TO PROCESS TUBING .............................................................................................2-395-2. Connecting Tubing Between Indoor and Outdoor Units .............................................2-385-1. Connecting the Refrigerant Tubing ............................................................................2-405-3. Insulating the Refrigerant Tubing ...............................................................................2-415-5. Finishing the Installation ..............................................................................................2-415-4. Taping the Tubes ........................................................................................................2-304. Installation Instructions.....................................................................................................2-304-1. Selecting the Installation Site for Outdoor Unit ............................................................2-314-2. ..................................................................Air Discharge Chamber for Top Discharge2-314-3. ......................................................................Installing the Unit in Heavy Snow Areas2-314-4. .......................................................Precautions for Installation in Heavy Snow Areas4-5. 2-32Dimensions of Air-Discharge Chamber............................................................................................2-374-10. Drainage Work ...........................................................................................................2-374-11. Routing the Tubing and Wiring ...................................................................................2-30Outdoor Unit .................................................................................................................* Refer to the 2WAY VRF SYSTEM TECHNICAL DATA (TD831157)Indoor Unit2-34Dimensions of Snow Ducting ......................................................................................4-7.4-6. Dimensions of Outdoor Unit with Air-Discharge Chamber (field supply) 2-32..........................4-8. Dimensions of Outdoor Unit with Snow-Proof Ducting (field supply) 2-342-37..........................................................................................Installing the Outdoor Unit4-9.