Mitsubishi Heavy Industries SRK60ZSX-S Bedienungsanleitung

Manual No.'17•SRK-T-203

TECHNICAL MANUAL

INVERTER WALL MOUNTED TYPE

RESIDENTIAL AIR-CONDITIONERS

(Split system, air to air heat pump type)

SRK20ZSX-S

25ZSX-S

35ZSX-S

50ZSX-S

60ZSX-S

updated April 10, 2017

'17 • SRK-T-203

'10 • SRK-T-105

CONTENTS

1. SPECIFICATIONS ........................................................................................ 3

(2) Outdoor units ....................................................................................... 9

..................................................... 22

(3) Remote control ..................................................................................... 11

......................................................................... 8

(1) Indoor units .......................................................................................... 8

2. EXTERIOR DIMENSIONS

3. ELECTRICAL WIRING .............................................................................. 13

(1) Indoor units .......................................................................................... 13

4. NOISE LEVEL ............................................................................................ 16

(2) Outdoor units ....................................................................................... 14

6. RANGE OF USAGE & LIMITATIONS

................................................................................... 24

7. CAPACITY TABLES

5. PIPING SYSTEM ...................................................................................... 21

.................................................................................. 26

8. APPLICATION DATA

9. OUTLINE OF OPERATION CONTROL BY MICROCOMPUTER ............... 34

(11) Timer operation .................................................................................. 39

(10) 3D auto operation ........................................................................... 38

............................... 35

(1) Operation control function by wireless remote control

(9) Airflow direction adjustment .................................................................... 37

(5) Selection of the annual cooling function .............................................. 36

(4) Installing two air-conditioners in the same room

......................................................................... 35(3) Auto restart function

(2) Unit ON/OFF button ........................................................................... 35

....................... 34

(12) Silent operation .................................................................................... 40

(14) Airflow range setting ........................................................................... 40

(13) Night setback operation

(15) Display brightness adjustment

..................................................................... 40

............................................................... 41

(16) Auto OFF operation ............................................................................ 41

........................................... 43

............................................................... 43

............................................................... 41

............................................................... 44

(1) Installation of indoor unit ...................................................................... 26

(2) Installation of outdoor unit .................................................................. 30

(8) Economy operation .............................................................................. 37

(7) High power operation ........................................................................... 36

(6) Heating only function ........................................................................... 36

(17) Outline of heating operation

(20) Outline of automatic operation

(19) Outline of dehumidifying (DRY) opertaion

(18) Outline of cooling operation

(21) Protective control function ................................................................... 44

'17 • SRK-T-203

'13 • SRK-T-135

(10) How to make sure of wireless remote control ...................................... 69

(12) Outdoor unit inspection points .............................................................. 70

(11) Inspection procedure for blown fuse on the indoor and outdoor PCB .... 69

(8)

Phenomenon observed after shortcircuit, wire breakage on sensor

......... 67

(9) Checking the indoor electrical equipment ........................................... 67

■How to read the model name

Example: SRK 20 Z

Series code

Inverter type

Product capacity (Cooling capacity : 2.0kW)

Model name SRK : Wall mounted type

SRC : Outdoor unit

SX-S

............................................ 73

11. INDOOR UNIT DISASSEMBLY PROCEDURE

(6) Service mode (Trouble mode access function) ................................... 54

(7) Inspection procedures corresponding to detail of trouble .................... 62

..................... 52

(4) Troubleshooting procedure (If the air-conditioner runs)

(3) Troubleshooting procedure

(If the air-conditioner does not run at all)

........ 51

(2) Items to check before troubleshooting ................................................. 51

(5) Self-diagnosis table ............................................................................. 53

............................................................................... 51

(1) Cautions ............................................................................................. 51

10. MAINTENANCE DATA

....................................................................... 91

13. TECHNICAL INFORMATION

.............................................................. 79

..................................................................... 85

(1) Wired remote control (RC-E5)

(2) Interface kit (SC-BIKN-E)

(3) Superlink E board (SC-ADNA-E) .......................................................... 89

........................................................................................... 79

12. OPTION PARTS

'17 • SRK-T-203

1. SPECIFICATIONS

RWA000Z269

Model

Item

SRK20ZSX-S

Indoor unit SRK20ZSX-S Outdoor unit SRC20ZSX-S

Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz

Operation

data

Nominal cooling capacity (range) kW 2.0 ( 0.9(Min.) - 3.2 (Max.))

Nominal heating capacity (range) kW 2.7 ( 0.8(Min.) - 5.3 (Max.))

Heating capacity (H2) kW —

Power consumption

Cooling

0.32 (0.16 - 0.74)

Heating 0.47 (0.14 - 1.36)

Heating (H2) —

Max power consumption 1.92

Running current Cooling

1.9 / 1.8 / 1.7 (220/ 230/ 240V)

Heating 2.6 / 2.5 / 2.4 (220/ 230/ 240V)

Inrush current, max current 2.5　Max.　9

Power factor Cooling %76

Heating 81

EER Cooling 6.25

COP Heating 5.74

Heating (H2) —

Sound power level Cooling

dB(A)

53 56

Heating 53 58

Sound pressure level Cooling Hi: 38 Me: 31 Lo: 24 ULo: 19 43

Heating Hi: 38 Me: 32 Lo: 25 ULo: 19 44

Silent mode sound pressure level — Cooling:33 / Heating:38

Exterior dimensions (Height x Width x Depth) mm 305 x 920 x 220 640 x 800 (+71) x 290

Exterior appearance

(Equivalent color)

Fine snow

Munsell : (8.0Y 9.3/0.1), RAL : 9003

Stucco white

Munsell : (4.2Y 7.5/1.1), RAL : 7004

Net weight kg 13 43.0

Compressor type & Quantity — RMT5111MCE2(Twin rotary type) x 1

Compressor motor (Starting method) kW — 0.75 (Inverter driven)

Refrigerant oil (Amount, type) ℓ — 0.35 (DIAMOND FREEZE MA68)

Refrigerant (Type, amount, pre-charge length) kg R410A 1.45 in outdoor unit (Incl. the amount for the piping of 15m)

Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing

Refrigerant control Capillary tubes + Electronic expansion valve

Fan type & Quantity Tangential fan x 1 Propeller fan x 1

Fan motor (Starting method) W 42 x1 (Direct drive) 34 x1 (Direct drive)

Air flow Cooling m3/min Hi: 11.3 Me: 9.1 Lo: 6.0 ULo: 5.0 31.0

Heating Hi: 12.2 Me: 10.3 Lo: 7.2 ULo: 5.4 31.0

Available external static pressure Pa 0 0

Outside air intake Not possible —

Air filter, Quality / Quantity Polypropylene net (Washable) x 2 —

Shock & vibration absorber Rubber sleeve (for fan motor)

Rubber sleeve (for fan motor & compressor)

Electric heater — —

Operation

control

Remote control Wireless - remote control

Room temperature control Microcomputer thermostat

Operation display RUN: Green, TIMER: Yellow, ECO: Blue

Safety equipments

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Indoor fan motor error protection,

Heating overload protection( High pressure control ), Cooling overload protection

Installation

data

Refrigerant piping size (O.D) mm Liquid line: φ6.35 (1/4") Gas line: φ9.52 (3/8")

Connecting method Flare connection Flare connection

Attached length of piping m Liquid line : 0.55 / Gas line : 0.48 —

Insulation for piping Necessary (Both sides), independent

Refrigerant line (one way) length m Max.25

Vertical height diff. between O.U. and I.U. m Max.15 (Outdoor unit is higher) / Max.15 (Outdoor unit is lower)

Drain hose Hose connectable (VP 16) Holes φ20 x 5 pcs

Drain pump, max lift height mm — —

Recommended breaker size A 16

L.R.A. (Locked rotor ampere) A 2.5

Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Terminal block (Screw fixing type)

IP number IPX0 IPX4

Standard accessories

Mounting kit, Clean filter (Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1)

Option parts Interface kit (SC-BIKN-E)

The pipe length is 5m.

Notes (1) The data are measured at the following conditions.

(2) This air-conditioner is manufactured and tested in conformity with the ISO.

(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.

(4) Select the breaker size according to the own national standard.

Item

Operation

Indoor air temperature Outdoor air temperature Standards

DB WB DB WB

Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1

Heating 20˚C — 7˚C 6˚C ISO5151-H1

Heating (H2) 20˚C — 2˚C 1˚C ISO5151-H2

'17 • SRK-T-203

Model

Item

SRK25ZSX-S

Indoor unit SRK25ZSX-S Outdoor unit SRC25ZSX-S

Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz

Operation

data

Nominal cooling capacity (range) kW 2.5 ( 0.9(Min.) - 3.7 (Max.))

Nominal heating capacity (range) kW 3.2 ( 0.8(Min.) - 5.8 (Max.))

Heating capacity (H2) kW —

Power consumption

Cooling

0.44 (0.16 - 0.89)

Heating 0.59 (0.14 - 1.54)

Heating (H2) —

Max power consumption 1.92

Running current Cooling

2.5 / 2.4 / 2.3 (220/ 230/ 240V)

Heating 3.2 / 3.0 / 2.9 (220/ 230/ 240V)

Inrush current, max current 3.0　Max.　9

Power factor Cooling %80

Heating 85

EER Cooling 5.68

COP Heating 5.42

Heating (H2) —

Sound power level Cooling

dB(A)

55 57

Heating 56 58

Sound pressure level Cooling Hi: 39 Me: 33 Lo: 25 ULo: 19 44

Heating Hi: 40 Me: 34 Lo: 27 ULo: 19 45

Silent mode sound pressure level — Cooling:35 / Heating:39

Exterior dimensions (Height x Width x Depth) mm 305 x 920 x 220 640 x 800 (+71) x 290

Exterior appearance

(Equivalent color)

Fine snow

Munsell : (8.0Y 9.3/0.1), RAL : 9003

Stucco white

Munsell : (4.2Y 7.5/1.1), RAL : 7004

Net weight kg 13 43.0

Compressor type & Quantity — RMT5111MCE2(Twin rotary type) x 1

Compressor motor (Starting method) kW — 0.75 (Inverter driven)

Refrigerant oil (Amount, type) ℓ — 0.35 (DIAMOND FREEZE MA68)

Refrigerant (Type, amount, pre-charge length) kg R410A 1.45 in outdoor unit (Incl. the amount for the piping of 15m)

Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing

Refrigerant control Capillary tubes + Electronic expansion valve

Fan type & Quantity Tangential fan x 1 Propeller fan x 1

Fan motor (Starting method) W 42 x1 (Direct drive) 34 x1 (Direct drive)

Air flow Cooling m3/min Hi: 12.2 Me: 10.0 Lo: 6.7 ULo: 5.0 31.0

Heating Hi: 12.8 Me: 11.0 Lo: 7.8 ULo: 5.4 31.0

Available external static pressure Pa 0 0

Outside air intake Not possible —

Air filter, Quality / Quantity Polypropylene net (Washable) x 2 —

Shock & vibration absorber Rubber sleeve (for fan motor)

Rubber sleeve (for fan motor & compressor)

Electric heater — —

Operation

control

Remote control Wireless - remote control

Room temperature control Microcomputer thermostat

Operation display RUN: Green, TIMER: Yellow, ECO: Blue

Safety equipments

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Indoor fan motor error protection,

Heating overload protection( High pressure control ), Cooling overload protection

Installation

data

Refrigerant piping size (O.D) mm Liquid line: φ6.35 (1/4") Gas line: φ9.52 (3/8")

Connecting method Flare connection Flare connection

Attached length of piping m Liquid line : 0.55 / Gas line : 0.48 —

Insulation for piping Necessary (Both sides), independent

Refrigerant line (one way) length m Max.25

Vertical height diff. between O.U. and I.U. m Max.15 (Outdoor unit is higher) / Max.15 (Outdoor unit is lower)

Drain hose Hose connectable (VP 16) Holes φ20 x 5 pcs

Drain pump, max lift height mm — —

Recommended breaker size A 16

L.R.A. (Locked rotor ampere) A 3.0

Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Terminal block (Screw fixing type)

IP number IPX0 IPX4

Standard accessories

Mounting kit, Clean filter (Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1)

Option parts Interface kit (SC-BIKN-E)

The pipe length is 5m.

Notes (1) The data are measured at the following conditions.

(2) This air-conditioner is manufactured and tested in conformity with the ISO.

(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.

(4) Select the breaker size according to the own national standard.

Item

Operation

Indoor air temperature Outdoor air temperature Standards

DB WB DB WB

Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1

Heating 20˚C — 7˚C 6˚C ISO5151-H1

Heating (H2) 20˚C — 2˚C 1˚C ISO5151-H2

RWA000Z269

'17 • SRK-T-203

Model

Item

SRK35ZSX-S

Indoor unit SRK35ZSX-S Outdoor unit SRC35ZSX-S

Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz

Operation

data

Nominal cooling capacity (range) kW 3.5 ( 0.9(Min.) - 4.3 (Max.))

Nominal heating capacity (range) kW 4.3 ( 0.8(Min.) - 6.6 (Max.))

Heating capacity (H2) kW —

Power consumption

Cooling

0.78 (0.16 - 1.26)

Heating 0.90 (0.14 - 1.89)

Heating (H2) —

Max power consumption 1.92

Running current Cooling

3.9 / 3.7 / 3.6 (220/ 230/ 240V)

Heating 4.4 / 4.3 / 4.1 (220/ 230/ 240V)

Inrush current, max current 4.3　Max.　9

Power factor Cooling %91

Heating 92

EER Cooling 4.49

COP Heating 4.78

Heating (H2) —

Sound power level Cooling

dB(A)

58 61

Heating 58 62

Sound pressure level Cooling Hi: 43 Me: 35 Lo: 26 ULo: 19 48

Heating Hi: 41 Me: 35 Lo: 28 ULo: 19 47

Silent mode sound pressure level — Cooling:38 / Heating:43

Exterior dimensions (Height x Width x Depth) mm 305 x 920 x 220 640 x 800(+71) x 290

Exterior appearance

(Equivalent color)

Fine snow

Munsell : (8.0Y 9.3/0.1), RAL : 9003

Stucco white

Munsell : (4.2Y 7.5/1.1), RAL : 7004

Net weight kg 13 43.0

Compressor type & Quantity — RMT5111MCE2(Twin rotary type) x 1

Compressor motor (Starting method) kW — 0.90 (Inverter driven)

Refrigerant oil (Amount, type) ℓ — 0.35 (DIAMOND FREEZE MA68)

Refrigerant (Type, amount, pre-charge length) kg R410A 1.45 in outdoor unit (Incl. the amount for the piping of 15m)

Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing

Refrigerant control Capillary tubes + Electronic expansion valve

Fan type & Quantity Tangential fan x 1 Propeller fan x 1

Fan motor (Starting method) W 42 x1 (Direct drive) 34 x1 (Direct drive)

Air flow Cooling m3/min Hi: 13.1 Me: 10.8 Lo: 7.3 ULo: 5.0 36.0

Heating Hi: 13.9 Me: 11.8 Lo: 8.6 ULo: 5.4 31.0

Available external static pressure Pa 0 0

Outside air intake Not possible —

Air filter, Quality / Quantity Polypropylene net (Washable) x 2 —

Shock & vibration absorber Rubber sleeve (for fan motor)

Rubber sleeve (for fan motor & compressor)

Electric heater — —

Operation

control

Remote control Wireless - remote control

Room temperature control Microcomputer thermostat

Operation display RUN: Green, TIMER: Yellow, ECO: Blue

Safety equipments

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Indoor fan motor error protection,

Heating overload protection( High pressure control ), Cooling overload protection

Installation

data

Refrigerant piping size (O.D) mm Liquid line: φ6.35 (1/4") Gas line: φ9.52 (3/8")

Connecting method Flare connection Flare connection

Attached length of piping m Liquid line : 0.55 / Gas line : 0.48 —

Insulation for piping Necessary (Both sides), independent

Refrigerant line (one way) length m Max.25

Vertical height diff. between O.U. and I.U. m Max.15 (Outdoor unit is higher) / Max.15 (Outdoor unit is lower)

Drain hose Hose connectable (VP 16) Holes φ20 x 5 pcs

Drain pump, max lift height mm — —

Recommended breaker size A 16

L.R.A. (Locked rotor ampere) A 4.3

Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Terminal block (Screw fixing type)

IP number IPX0 IPX4

Standard accessories

Mounting kit, Clean filter (Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1)

Option parts Interface kit (SC-BIKN-E)

The pipe length is 5m.

Notes (1) The data are measured at the following conditions.

(2) This air-conditioner is manufactured and tested in conformity with the ISO.

(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.

(4) Select the breaker size according to the own national standard.

Item

Operation

Indoor air temperature Outdoor air temperature Standards

DB WB DB WB

Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1

Heating 20˚C — 7˚C 6˚C ISO5151-H1

Heating (H2) 20˚C — 2˚C 1˚C ISO5151-H2

RWA000Z269

'17 • SRK-T-203

Model

Item

SRK50ZSX-S

Indoor unit SRK50ZSX-S Outdoor unit SRC50ZSX-S

Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz

Operation

data

Nominal cooling capacity (range) kW 5.0 ( 1.0(Min.) - 5.8 (Max.))

Nominal heating capacity (range) kW 6.0 ( 0.6(Min.) - 8.1 (Max.))

Heating capacity (H2) kW —

Power consumption

Cooling

1.30 (0.19 - 1.80)

Heating 1.36 (0.18 - 2.43)

Heating (H2) —

Max power consumption 2.90

Running current Cooling

6.0 / 5.7 / 5.5 (220/ 230/ 240V)

Heating 6.2 / 6.0 / 5.7 (220/ 230/ 240V)

Inrush current, max current 5.0　Max.　15

Power factor Cooling %99

Heating 99

EER Cooling 3.85

COP Heating 4.41

Heating (H2) —

Sound power level Cooling

dB(A)

59 63

Heating 62 63

Sound pressure level Cooling Hi: 44 Me: 39 Lo: 31 ULo: 22 50

Heating Hi: 46 Me: 41 Lo: 33 ULo: 23 49

Silent mode sound pressure level — Cooling:42 / Heating:43

Exterior dimensions (Height x Width x Depth) mm 305 x 920 x 220 640 x 800 (+71) x 290

Exterior appearance

(Equivalent color)

Fine snow

Munsell : (8.0Y 9.3/0.1), RAL : 9003

Stucco white

Munsell : (4.2Y 7.5/1.1), RAL : 7004

Net weight kg 13 45

Compressor type & Quantity — RMT5113MCE2(Twin rotary type) x 1

Compressor motor (Starting method) kW — 1.50 (Inverter driven)

Refrigerant oil (Amount, type) ℓ — 0.45 (DIAMOND FREEZE MA68)

Refrigerant (Type, amount, pre-charge length) kg R410A 1.50 in outdoor unit (Incl. the amount for the piping of 15m)

Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing

Refrigerant control Capillary tubes + Electronic expansion valve

Fan type & Quantity Tangential fan x 1 Propeller fan x 1

Fan motor (Starting method) W 42 x1 (Direct drive) 34 x1 (Direct drive)

Air flow Cooling m3/min Hi: 14.3 Me: 12.4 Lo: 7.8 ULo: 5.4 39.0

Heating Hi: 17.3 Me: 14.3 Lo: 9.8 ULo: 6.2 33.0

Available external static pressure Pa 0 0

Outside air intake Not possible —

Air filter, Quality / Quantity Polypropylene net (Washable) x 2 —

Shock & vibration absorber Rubber sleeve (for fan motor)

Rubber sleeve (for fan motor & compressor)

Electric heater — —

Operation

control

Remote control Wireless - remote control

Room temperature control Microcomputer thermostat

Operation display RUN: Green, TIMER: Yellow, ECO: Blue

Safety equipments

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Indoor fan motor error protection,

Heating overload protection( High pressure control ), Cooling overload protection

Installation

data

Refrigerant piping size (O.D) mm Liquid line: φ6.35 (1/4") Gas line: φ12.7 (1/2")

Connecting method Flare connection Flare connection

Attached length of piping m Liquid line : 0.55 / Gas line : 0.48 —

Insulation for piping Necessary (Both sides), independent

Refrigerant line (one way) length m Max.30

Vertical height diff. between O.U. and I.U. m Max.20 (Outdoor unit is higher) / Max.20 (Outdoor unit is lower)

Drain hose Hose connectable (VP 16) Holes φ20 x 5 pcs

Drain pump, max lift height mm — —

Recommended breaker size A 16

L.R.A. (Locked rotor ampere) A 5.0

Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Terminal block (Screw fixing type)

IP number IPX0 IPX4

Standard accessories

Mounting kit, Clean filter (Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1)

Option parts Interface kit (SC-BIKN-E)

The pipe length is 5m.

Notes (1) The data are measured at the following conditions.

(2) This air-conditioner is manufactured and tested in conformity with the ISO.

(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.

(4) Select the breaker size according to the own national standard.

Item

Operation

Indoor air temperature Outdoor air temperature Standards

DB WB DB WB

Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1

Heating 20˚C — 7˚C 6˚C ISO5151-H1

Heating (H2) 20˚C — 2˚C 1˚C ISO5151-H2

RWA000Z269

'17 • SRK-T-203

Model

Item

SRK60ZSX-S

Indoor unit SRK60ZSX-S Outdoor unit SRC60ZSX-S

Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz

Operation

data

Nominal cooling capacity (range) kW 6.1 ( 1.0(Min.) - 6.8 (Max.))

Nominal heating capacity (range) kW 6.8 ( 0.6(Min.) - 8.7 (Max.))

Heating capacity (H2) kW —

Power consumption

Cooling

1.81 (0.19 - 2.50)

Heating 1.67 (0.18 - 2.86)

Heating (H2) —

Max power consumption 2.90

Running current Cooling

8.3 / 7.9 / 7.6 (220/ 230/ 240V)

Heating 7.7 / 7.3 / 7.0 (220/ 230/ 240V)

Inrush current, max current 5.0　Max.　15

Power factor Cooling %99

Heating 99

EER Cooling 3.37

COP Heating 4.07

Heating (H2) —

Sound power level Cooling

dB(A)

62 65

Heating 63 64

Sound pressure level Cooling Hi: 46 Me: 41 Lo: 33 ULo: 22 52

Heating Hi: 46 Me: 42 Lo: 34 ULo: 23 52

Silent mode sound pressure level — Cooling:42 / Heating:43

Exterior dimensions (Height x Width x Depth) mm 305 x 920 x 220 640 x 800(+71) x 290

Exterior appearance

(Equivalent color)

Fine snow

Munsell : (8.0Y 9.3/0.1), RAL : 9003

Stucco white

Munsell : (4.2Y 7.5/1.1), RAL : 7004

Net weight kg 13 45

Compressor type & Quantity — RMT5113MCE2(Twin rotary type) x 1

Compressor motor (Starting method) kW — 1.50 (Inverter driven)

Refrigerant oil (Amount, type) ℓ — 0.45 (DIAMOND FREEZE MA68)

Refrigerant (Type, amount, pre-charge length) kg R410A 1.50 in outdoor unit (Incl. the amount for the piping of 15m)

Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing

Refrigerant control Capillary tubes + Electronic expansion valve

Fan type & Quantity Tangential fan x 1 Propeller fan x 1

Fan motor (Starting method) W 42 x1 (Direct drive) 34 x1 (Direct drive)

Air flow Cooling m3/min Hi: 16.3 Me: 13.4 Lo: 8.9 ULo: 5.4 41.5

Heating Hi: 17.8 Me: 13.7 Lo: 10.9 ULo: 6.2 39.0

Available external static pressure Pa 0 0

Outside air intake Not possible —

Air filter, Quality / Quantity Polypropylene net (Washable) x 2 —

Shock & vibration absorber Rubber sleeve (for fan motor)

Rubber sleeve (for fan motor & compressor)

Electric heater — —

Operation

control

Remote control Wireless - remote control

Room temperature control Microcomputer thermostat

Operation display RUN: Green, TIMER: Yellow, ECO: Blue

Safety equipments

Compressor overheat protection, Overcurrent protection,

Frost protection, Serial signal error protection, Indoor fan motor error protection,

Heating overload protection( High pressure control ), Cooling overload protection

Installation

data

Refrigerant piping size (O.D) mm Liquid line: φ6.35 (1/4") Gas line: φ12.7 (1/2")

Connecting method Flare connection Flare connection

Attached length of piping m Liquid line : 0.55 / Gas line : 0.48 —

Insulation for piping Necessary (Both sides), independent

Refrigerant line (one way) length m Max.30

Vertical height diff. between O.U. and I.U. m Max.20 (Outdoor unit is higher) / Max.20 (Outdoor unit is lower)

Drain hose Hose connectable (VP 16) Holes φ20 x 5 pcs

Drain pump, max lift height mm — —

Recommended breaker size A 16

L.R.A. (Locked rotor ampere) A 5.0

Interconnecting wires Size x Core number 1.5mm2x 4 cores (Including earth cable) / Terminal block (Screw fixing type)

IP number IPX0 IPX4

Standard accessories

Mounting kit, Clean filter (Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1)

Option parts Interface kit (SC-BIKN-E)

The pipe length is 5m.

Notes (1) The data are measured at the following conditions.

(2) This air-conditioner is manufactured and tested in conformity with the ISO.

(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.

(4) Select the breaker size according to the own national standard.

Item

Operation

Indoor air temperature Outdoor air temperature Standards

DB WB DB WB

Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1

Heating 20˚C — 7˚C 6˚C ISO5151-H1

Heating (H2) 20˚C — 2˚C 1˚C ISO5151-H2

RWA000Z269

'17 • SRK-T-203

Hole on wall for right rear piping

Hole on wall for left rear piping

Gas piping

Outlet for piping

Drain hose

Symbol

（φ65）

VP16

Content

（φ65）

SRK 20,25,35 φ9.52（3／8"）（Flare）

Wireless remote control

SRK 50,60 φ12.7（1／2"）（Flare）

Wired remote control

（Option）

φ6.35（1／4"）（Flare）

Liquid piping

Unit:mm

Notes（1）The model name label is attached

　　　 on the right side of the unit.

（2）To connect the wired remote control,

　　　 the interface kit（SC-BIKN-E）is required.

□120 19

60 24

167

□120 19

920

305

60 45

6035

59.512.5

220 3

100

118.5118.5 683

145 630 145

176 568 176

460 460

10.3277.317.4

56.4

48.6

76.6

65 70

SRK 50,60 486

548

533

65120

88.6

（Service space）

SRK 20,25,35 480

（Service space）

Outlet for downward piping

（Refer to the top view）

Unit

Installation board

Terminal block

Space for installation and service when viewing from the front

D B AE C

F F

2. EXTERIOR DIMENSIONS

(1) Indoor units

Models SRK20ZSX-S, 25ZSX-S, 35ZSX-S, 50ZSX-S, 60ZSX-S

RLF000Z201

'17 • SRK-T-203

φ9.52（3／8"）（ Flare）

Content

C Pipe／cable draw-out hole

E Anchor bolt hole

Drain discharge hole

Symbol

A Service valve connection（Gas side）

M10-12×4 places

φ20×5 places

Service valve connection（Liquid side）φ6.35（1／4"）（ Flare）

Unit:mm

145

520

290

2-R

2-12X16

Slot hole L2

Inlet

Outlet

Inlet L3

Service

space

( )

Terminal block

100

250

Open

Ｉ Ⅱ

Open

250

280

Ⅲ

280

Open

Examples

Size

installation

Ⅳ

180

Open

Minimum installation space

D E

93 42.5

640

800

89 510 201

327.3

83.5

290

43.5

327.3

50.6

24.3312.514.8

71.2

17.9

40°

33.5148.4

12.4

351.6

38.6

90.6

520.6 161

35.6

Notes

　（ 1）The unit must not be surrounded by walls on the four sides.

　（ 2）The unit must be fixed with anchor bolts. An anchor bolt must not

protrude more than 15mm.

　（ 3）If the unit is installed in the location where there is a possibility of

strong winds, place the unit such that the direction of air from the

outlet gets perpendicular to the wind direction.

　（ 4）Leave 200mm or more space above the unit.

　（ 5）The wall height on the outlet side should be 1200mm or less.

　（ 6）The model name label is attached on the right side of the unit.

Center of gravity

(2) Outdoor units

Models SRC20ZSX-S, 25ZSX-S, 35ZSX-S

RCT000Z019

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