1.1 General Safety ....................................................................................................................................................... 1

1.2 Personnel Requirements ........................................................................................................................................ 4

1.3 Electrical Safety .................................................................................................................................................... 4

1.4 Installation Environment Requirements .................................................................................................................. 6

1.5 Mechanical Safety ................................................................................................................................................. 7

1.6 Cooling System Safety .........................................................................................................................................10

1.7 Others ..................................................................................................................................................................10

2 Product Description ............................................................................................................... 11

2.1 Model Description ................................................................................................................................................ 11

2.2 Composition .........................................................................................................................................................12

2.2.1 Overview ...........................................................................................................................................................12

2.2.2 Main Components .............................................................................................................................................14

2.2.2.1 Indoor Unit .....................................................................................................................................................14

2.2.2.2 Outdoor Unit ..................................................................................................................................................16

2.2.2.3 Controller .......................................................................................................................................................18

2.2.2.4 Monitoring System .........................................................................................................................................19

2.2.3 Physical Ports ....................................................................................................................................................19

2.2.4 Operating Environment Specifications ...............................................................................................................20

2.2.5 Technical Specifications.....................................................................................................................................21

3 Installation Guide .................................................................................................................. 25

3.1 Tools ....................................................................................................................................................................25

3.2 Materials ..............................................................................................................................................................27

3.2.1 (Optional) Refrigerant R410A ............................................................................................................................27

3.2.2 Pipes .................................................................................................................................................................29

3.2.3 Pipe Support ......................................................................................................................................................31

3.2.4 Cables ...............................................................................................................................................................32

3.3 Layout Requirements ............................................................................................................................................33

3.3.1 Indoor Unit Space Requirements ........................................................................................................................33

3.3.2 Space Requirements...........................................................................................................................................34

3.4 Layout Principles..................................................................................................................................................36

Issue 05 (2019-12-20)

Contents