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9 Technical data

Installation and operation manual

27

RXYSQ6TMYFK
VRV IV-S system air conditioner
4P524881-1 – 2018.02

9.5

Wiring diagram: Outdoor unit

The wiring diagram is delivered with the unit, located at the inside of
the service cover.

Notes:

1

This wiring diagram applies only to the outdoor unit.

2

Symbols (see below).

3

Refer to the installation manual for connection wiring to
INDOOR-OUTDOOR transmission F1-F2 and OUTDOOR-
OUTDOOR transmission F1-F2.

4

Refer to the installation manual for how to use the BS1~BS3
switches.

5

When operating, do not short-circuit protective device S1PH.

6

Colours (see below).

Symbols:

L

Live

N

Neutral

Field wiring

Terminal strip

Connector

Fixed connector

Movable connector

Protective earth (screw)

Noiseless earth

Terminal

Colours:

BLK

Black

BLU

Blue

BRN

Brown

GRN

Green

ORG

Orange

RED

Red

WHT

White

YLW

Yellow

Legend:

A1P

Printed circuit board (main)

A2P

Printed circuit board (noise filter)

A3P

Printed circuit board (inverter)

A4P

Printed circuit board (fan 1)

A5P

Printed circuit board (fan 2)

BS1~BS3

Push button switch (A1P)(mode, set, return)

C47, C48

Capacitor (A3P)

DS1, DS2

DIP switch (A1P)

E1HC

Crankcase heater

F1U, F2U

Fuse (T 3.15 A / 250 V) (A1P)

F101U

Fuse (A4P) (A5P)

F411U,
F412U

Fuse (A2P)

F601U

Fuse (A3P)

HAP

Light-emitting diode (service monitor is green) (A1P)
(A3P) (A4P) (A5P)

K1M

Magnetic contactor (A3P)

K1R

Magnetic relay (A3P)

K3R

Magnetic relay (A3P)

K4R

Magnetic relay (Y2S) (A1P)

K7R

Magnetic relay (E1HC) (A1P)

K11R

Magnetic relay (Y1S) (A1P)

L1R

Reactor

M1C

Motor (compressor)

M1F, M2F

Motor (upper and lower fan)

PS

Switching power supply (A1P) (A3P)

Q1LD

Leakage detection circuit (A1P)

Q1RP

Phase reversal detect circuit (A1P)

R1T

Thermistor (air)(A1P)

R21T

Thermistor (M1C discharge)

R3T

Thermistor (accumulator)

R4T

Thermistor (heat exchanger liquid pipe)

R5T

Thermistor (subcool liquid pipe)

R6T

Thermistor (heat exchanger gas pipe)

R7T

Thermistor (heat exchanger de-icer)

R8T

Thermistor (M1C body)

R1

Resistor (current limiting) (A3P)

R24

Resistor (current sensor) (A4P)

R313

Resistor (current sensor) (A3P)

R865, R867

Resistor (A3P)

S1NPH

High pressure sensor (high)

S1NPL

Low pressure sensor (low)

S1PH

High pressure switch (high)

SEG1~SEG3 7-segment display (A1P)

T1A

Current sensor

V1R

Power module (A3P) (A4P) (A5P)

V2R

Power module (A3P)

X1A, X2A

Connector (M1F)

X3A, X4A

Connector (M2F)

X1M

Terminal strip (power supply)

X1M

Terminal strip (control) (A1P)

Y1E

Electronic expansion valve (main)

Y2E

Electronic expansion valve (injection)

Y1S

Solenoid valve (main)

Y2S

Solenoid valve (accumulator oil return)

Z1C~Z4C

Noise filter (ferrite core)

Z1F

Noise filter (with surge absorber) (A2P)

Summary of Contents for VRV IV-S RXYSQ6TMYFK

Page 1: ...Installation and operation manual VRV IV S system air conditioner English Installation and operation manual VRV IV S system air conditioner RXYSQ6TMYFK...

Page 2: ...0 1700 1000 500 HU a b 100 100 c d e eB eD A B C D E HB HD A B C 200 300 1000 A B C E 200 300 1000 1000 500 D 1000 D E 1000 1000 500 B D HD HU 300 1000 HD HU 250 1500 HU HD HU 300 1500 B D E HB HD HB...

Page 3: ...r unit installation 15 5 8 1 To finish the transmission wiring 15 6 Configuration 15 6 1 Making field settings 15 6 1 1 About making field settings 15 6 1 2 To access the field setting components 16 6...

Page 4: ...part of a documentation set The complete set consists of General safety precautions Safety instructions that you must read before installing Format Paper in the box of the outdoor unit Outdoor unit in...

Page 5: ...requirements of the outdoor unit in cold climates NOTICE When operating the unit in heating in a low outdoor ambient temperature with high humidity conditions make sure to take precautions to keep the...

Page 6: ...to be increased More specifications can be found in the technical engineering data book a e b c d a Outdoor unit b Main pipes c Increase d First refrigerant branch kit e Indoor unit Outdoor unit capac...

Page 7: ...h distance between outdoor and all indoors 600 m If the total transmission wiring exceeds these limits it may result in communication error 5 Installation 5 1 Opening the units 5 1 1 To open the outdo...

Page 8: ...h into the stop valve and turn the stop valve counterclockwise 3 When the stop valve cannot be turned any further stop turning Result The valve is now open To fully open the 19 1 mm 25 4 mm stop valve...

Page 9: ...ine stop valve A Valve A B Valve B 3 Recover gas and oil from the pinched piping by using a recovery unit CAUTION Do not vent gases into the atmosphere 4 When all gas and oil is recovered from the pin...

Page 10: ...es after installing the refrigerant piping and performing vacuum drying Running the system with the stop valves closed may break the compressor 5 4 Checking the refrigerant piping 5 4 1 About checking...

Page 11: ...not see also the flow chart earlier described in this chapter see 5 4 1 About checking the refrigerant piping on page 10 5 4 4 To perform a leak test The leak test must satisfy the specifications of E...

Page 12: ...n page 16 If a malfunction code is present see 8 1 Solving problems based on error codes on page 21 NOTICE Make sure all connected indoor units are recognised setting 1 10 NOTICE Close the front panel...

Page 13: ...will start operation INFORMATION The manual refrigerant charge operation will automatically stop within 30 minutes If charging is not completed after 30 minutes perform the additional refrigerant char...

Page 14: ...recautions when making knockout holes Avoid damaging the casing After making the knockout holes we recommend you remove the burrs and paint the edges and areas around the edges using repair paint to p...

Page 15: ...nishing tape as shown in figure below a b c d e a Liquid pipe b Gas pipe c Insulator d Transmission wiring F1 F2 e Finishing tape 6 Configuration INFORMATION It is important that all information in th...

Page 16: ...ting BS3 RETURN For field setting Display The display gives feedback about the field settings which are defined as Mode Setting Value The display is a 7 segments display Example Description Default si...

Page 17: ...ow noise operation reduces the sound generated by the unit compared to nominal operating conditions Low noise operation can be set in mode 2 There are two methods to activate low noise operation of th...

Page 18: ...en an external signal is sent to the unit this setting should be changed This setting will only be effective when the optional external control adaptor DTA104A61 62 is installed in the indoor unit 0 d...

Page 19: ...stem needs to be running under power consumption limitation conditions when an external signal is sent to the unit this setting defines the level power consumption limitation that will be applied for...

Page 20: ...ccording to the instructions described in the chapter 5 7 Connecting the electrical wiring on page 14 according to the wiring diagrams and according to the applicable legislation Power supply voltage...

Page 21: ...more The unit will start test operation Result The test operation is automatically carried out the outdoor unit display will indicate and the indication Test operation and Under centralised control w...

Page 22: ...expansion valve malfunction subcool Y2E A1P X21A Check connection on PCB or actuator Electronic expansion valve malfunction main Y1E A1P X23A Check connection on PCB or actuator Discharge temperature...

Page 23: ...t run abnormal ending Execute test run again Warning faulty wiring to Q1 Q2 Check Q1 Q2 wiring Malfunction code faulty wiring to Q1 Q2 Check Q1 Q2 wiring Too many indoor units are connected to F1 F2 l...

Page 24: ...5 28 88 100 154 53 22 98 80 19 95 53 626 633 89 3D083088A f f g a b d h f c e i j a Gas pipe connection brazing 22 2 b Liquid pipe connection brazing 9 5 c Service port high pressure in the unit d Ser...

Page 25: ...D Height of obstacles B and D 1 Seal the bottom of the installation frame to prevent discharged air from flowing back to the suction side through the bottom of the unit 2 Maximum two units can be inst...

Page 26: ...high pressure i Check valve j Oil separator k Capillary tube 2 l Accumulator m Service port refrigerant charge M1C Compressor M1F M2F Fan motor R1T Thermistor air R21T Thermistor discharge R3T Thermi...

Page 27: ...A1P F101U Fuse A4P A5P F411U F412U Fuse A2P F601U Fuse A3P HAP Light emitting diode service monitor is green A1P A3P A4P A5P K1M Magnetic contactor A3P K1R Magnetic relay A3P K3R Magnetic relay A3P K4...

Page 28: ...8 36 Btu h W Power input 5 26 kW Cooling T2 Capacity 12 89 kW 44000 Btu h EER 7 78 Btu h W Power input 5 65 kW Heating maximum b Capacity 12 30 kW 42000 Btu h W COP 4 30 W W Power input 2 87 kW PED C...

Page 29: ...onment For more details refer to sound level drawings in the technical data book Electrical specifications Specification RXYSQ6 Power supply Name YF Phase 3N Frequency 50 60 Hz Voltage 380 415 400 V C...

Page 30: ...t Total capacity of indoor units needs to be within the specified range The connection ratio CR 100 CR 130 HP class of outdoor unit 100 minimum CR 130 maximum CR 6 140 182 NOTICE When selecting the to...

Page 31: ...C WB Indoor temperature 21 32 C DB 14 25 C WB 15 27 C DB Indoor humidity 80 a a To avoid condensation and water dripping out of the unit If the temperature or the humidity is beyond these conditions s...

Page 32: ...nd wall mounted Refer to 12 4 Adjusting the air flow direction on page 32 for details To stop 4 Press the ON OFF button on the user interface once again Result The operation lamp goes out and the syst...

Page 33: ...ge If damaged the unit may fall and result in injury NOTICE Do not wipe the controller operation panel with benzine thinner chemical dust cloth etc The panel may get discoloured or the coating peeled...

Page 34: ...bstacles and make sure the air can flow freely Check if the user interface display shows time to clean the air filter Refer to 13 Maintenance and service on page 33 and Maintenance in the indoor unit...

Page 35: ...t overloading of the compressor motor the air conditioner starts 5 minutes after it is turned ON again in case it was turned OFF just before The same starting delay occurs after the operation mode sel...

Page 36: ...ant caused by flow stop or flow change 14 2 10 Symptom Noise of air conditioners Outdoor unit When the tone of operating noise changes This noise is caused by the change of frequency 14 2 11 Symptom D...

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Page 40: ...4P524881 1 2018 02 Copyright 2018 Daikin...

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