Daikin RX50G2V1B [3/193] Specifications

SiBE041029

Table of Contents ii

1. Introduction .............................................................................................v

1.1 Safety Cautions ........................................................................................v

1.2 Used Icons .............................................................................................. ix

Part 1 List of Functions ................................................................ 1

1. Functions.................................................................................................2

Part 2 Specifications .................................................................... 3

1. Specifications ..........................................................................................4

Part 3 Printed Circuit Board Connector Wiring Diagram ............. 6

1. Printed Circuit Board Connector Wiring Diagram....................................7

1.1 Indoor Unit................................................................................................7

1.2 Outdoor Unit .............................................................................................9

Part 4 Function and Control........................................................ 12

1. Main Functions......................................................................................13

1.1 Frequency Principle................................................................................13

1.2 Airflow Direction Control.........................................................................15

1.3 Fan Speed Control for Indoor Units........................................................16

1.4 Program Dry Operation ..........................................................................17

1.5 Automatic Operation...............................................................................18

1.6 Thermostat Control.................................................................................19

1.7 NIGHT SET Mode ..................................................................................20

1.8 HOME LEAVE Operation .......................................................................21

1.9 INTELLIGENT EYE Operation ...............................................................22

1.10 Inverter POWERFUL Operation .............................................................23

1.11 Other Functions......................................................................................24

2. Function of Thermistor ..........................................................................25

3. Control Specification .............................................................................26

3.1 Mode Hierarchy ......................................................................................26

3.2 Frequency Control..................................................................................27

3.3 Controls at Mode Changing / Start-up....................................................29

3.4 Discharge Pipe Temperature Control.....................................................30

3.5 Input Current Control..............................................................................31

3.6 Freeze-up Protection Control .................................................................32

3.7 Heating Peak-cut Control .......................................................................32

3.8 Outdoor Fan Control...............................................................................33

3.9 Liquid Compression Protection Function................................................33

3.10 Defrost Control .......................................................................................33

3.11 Electronic Expansion Valve Control .......................................................35

3.12 Malfunctions ...........................................................................................38

3.13 Forced Operation Mode .........................................................................39

Part 5 Operation Manual .............................................................40

1. System Configuration............................................................................41

2. Operation Manual..................................................................................42

2.1 Remote Controller ..................................................................................42