Daikin CDXS35EAVMA [4/456] Part 1 list of functions

SiEN18-622

Table of Contents iii

1. Introduction .......................................................................................... viii

1.1 Safety Cautions..................................................................................... viii

1.2 Used Icons .............................................................................................xii

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

1. List of Functions......................................................................................2

1.1 Cooling Only.............................................................................................2

1.2 Heat Pump ...............................................................................................9

Part 2 Specifications .................................................................. 17

1. Specifications........................................................................................18

1.1 Cooling Only...........................................................................................18

1.2 Heat Pump .............................................................................................34

Part 3 Printed Circuit Board Connector Wiring Diagram ........... 53

1. Printed Circuit Board Connector Wiring Diagram..................................54

1.1 Outdoor Unit...........................................................................................54

1.2 BP Unit...................................................................................................59

1.3 Wall Mounted Type 20/25/35 Class .......................................................60

1.4 Wall Mounted Type 50/60/71 Class .......................................................62

1.5 Duct Connected Type.............................................................................64

1.6 Floor / Ceiling Suspended Dual Type.....................................................66

1.7 Floor Standing Type...............................................................................69

1.8 Ceiling Mounted Cassette 600×600 Type..............................................72

1.9 Ceiling Mounted Cassette Type (950×950)............................................75

1.10 Ceiling Mounted Built-in Type ................................................................78

1.11 Ceiling Suspended Type........................................................................80

Part 4 Refrigerant Circuit ........................................................... 83

1. Refrigerant Circuit.................................................................................84

1.1 Outdoor Units.........................................................................................84

1.2 BP Units .................................................................................................86

2. Functional Parts Layout ........................................................................87

2.1 Outdoor Units.........................................................................................87

3. Refrigerant Flow for Each Operation Mode...........................................88

3.1 Cooling Operation ..................................................................................88

3.2 Heating Operation..................................................................................89

3.3 Cooling Oil Return Operation.................................................................90

3.4 Heating Oil Return Operation & Defrost Operation ................................91

Part 5 Function............................................................................ 93

1. Operation Mode ....................................................................................94

2. Basic Control.........................................................................................95

2.1 Normal Operation...................................................................................95

2.2 Compressor PI Control...........................................................................96

2.3 Electronic Expansion Valve PI Control...................................................99

2.4 Cooling Operation Fan Control.............................................................100