Panasonic CU-4KE31NBU CS-MKE12NB4U ×, Power Supply 230V Single Phase 60Hz Cooling Capacity

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Outdoor Unit

: CU-3KE19NBU

 

 

 

 

 

 

 

 

Indoor Unit

: CS-MKE12NB4U × 3

 

 

 

 

 

 

 

Power Supply : 230V Single Phase 60Hz

 

 

 

 

 

 

 

 

< Cooling Capacity >

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RATING CAPACITY:

17,400 BTU/h

 

AIR FLOW RATE:

706 CFM

 

INDOOR

 

 

 

 

OUTDOOR

 

 

 

 

 

ENT. TEMP. o F ( o C)

 

 

AMBIENT TEMP. o F ( o C)

 

 

 

WB

 

DB

 

65

75

85

95

105

115

 

 

 

 

 

(18.3)

(23.9)

(29.4)

(35.0)

(40.6)

(46.1)

 

 

 

 

TC

17,460

16,880

16,260

15,760

15,020

14,220

 

 

72

(22.2)

SHC

15,450

15,180

14,900

14,630

14,350

13,940

 

59

76

(24.4)

SHC

17,460

16,880

16,260

15,760

15,020

14,220

 

(15.0)

80

(26.7)

SHC

17,460

16,880

16,260

15,760

15,020

14,220

 

 

84

(28.9)

SHC

17,460

16,880

16,260

15,760

15,020

14,220

 

 

88

(31.1)

SHC

17,460

16,880

16,260

15,760

15,020

14,220

 

 

 

 

TC

18,290

17,700

17,060

16,570

15,810

14,980

 

 

72

(22.2)

SHC

12,570

12,300

12,020

11,890

11,610

11,200

 

63

76

(24.4)

SHC

15,180

14,900

14,630

14,490

14,080

13,810

 

(17.2)

80

(26.7)

SHC

17,920

17,650

17,060

16,570

15,810

14,980

 

 

84

(28.9)

SHC

18,290

17,700

17,060

16,570

15,810

14,980

 

 

88

(31.1)

SHC

18,290

17,700

17,060

16,570

15,810

14,980

 

 

 

 

TC

19,120

18,520

17,870

#

17,400

16,620

15,760

 

 

72

(22.2)

SHC

9,690

9,420

9,140

9,000

8,730

8,460

 

67

76

(24.4)

SHC

12,300

12,020

11,750

11,610

11,340

11,060

 

(19.4)

80

(26.7)

SHC

15,040

14,770

14,490

14,350

14,080

13,670

 

 

84

(28.9)

SHC

17,650

17,370

17,100

16,960

16,620

15,760

 

 

88

(31.1)

SHC

19,120

18,520

17,870

17,400

16,620

15,760

 

 

 

 

TC

19,950

19,350

18,690

18,240

17,440

16,560

 

 

72

(22.2)

SHC

6,540

6,400

6,120

5,990

5,710

5,440

 

71

76

(24.4)

SHC

9,140

9,000

8,730

8,590

8,320

8,040

 

(21.7)

80

(26.7)

SHC

11,890

11,750

11,470

11,340

11,060

10,790

 

 

84

(28.9)

SHC

14,490

14,350

14,080

13,940

13,670

13,390

 

 

88

(31.1)

SHC

17,100

16,960

16,690

16,550

16,270

16,000

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TC

20,670

20,070

19,400

18,990

18,180

17,290

 

75

76

(24.4)

SHC

6,260

5,990

5,850

5,710

5,440

5,160

 

(23.9)

80

(26.7)

SHC

9,000

8,730

8,590

8,460

8,180

7,910

 

 

84

(28.9)

SHC

11,610

11,340

11,200

11,060

10,790

10,510

 

 

88

(31.1)

SHC

14,220

13,940

13,810

13,670

13,390

13,120

TC : Total Cooling Capacity (BTU/h) SHC : Sensible Heat Capacity (BTU/h)

NOTE

1.Rating conditions (#) : Indoor Unit Entering Air Temp. 80 °F (26.7 °C) DB / 67 °F (19.4 °C) WB

:Outdoor Ambient Temp. 95 °F (35 °C) DB

2.Above data does not take Freeze Prevention Protection during cooling operation into account. For this reason, the value may vary from the actual cooling characteristics.

3.Above data represents the value when the operation frequency of a compressor is fixed.

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Contents DC Inverter MULTI-SYSTEM AIR Conditioner Safety Precautions Prohibit Table of Contents Appendix a Semi-Concealed Type Wall Mounted TypeOperating Range Duct Less Type Rated 230V Unit SpecificationsOutdoor Unit CU-3KE19NBU Indoor Unit CS-MKE9NKU ×Indoor Unit Outdoor Unit208V CU-4KE24NBU Running Amperes 10.1 Running Amperes 10.0 11.1 CU-4KE31NBU Running Amperes 12.3 10.3 Running Amperes 12.7 11.4 Outdoor Unit Major Component SpecificationsOutdoor Unit CU-4KE24NBU Outdoor Unit CU-4KE31NBU CU-3KE19NBU CU-4KE24NBU CU-4KE31NBU Other Component SpecificationsDimensional Data Unit inchmm 852-0-0010-20400-0 Unit inchmm 852-0-0010-20300-0 Refrigerant Flow Diagram Insulation of Refrigerant TubingIndoor unit Outdoor unit Valve Narrow tube Curve because it can cause the tube to break or crack Temperature Charts Temperature Charts CU-3KE19NBUIndoor Unit CS-MKE7NKU × F21 Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE12NKU × Heating CharacteristicsIndoor Unit CS-MKE18NKU × Indoor Unit CS-MKE9NB4U × Outdoor Unit CU-3KE19NBU Indoor Unit CS-MKE12NB4U × Indoor Unit CS-KE12NB4UW × Temperature Charts CU-4KE24NBU 188 Lo fan Hi fan HH fan Outdoor Unit CU-4KE24NBU Indoor Unit CS-MKE12NKU × Indoor Unit CS-MKE18NKU × Indoor Unit CS-MKE24NKU × 23C 73F Current 21C Temp 70F 17C Air Indoor 63F Outdoor Unit CU-4KE24NBU Indoor Unit CS-MKE12NB4U × Indoor Unit CS-KE12NB4UW × Temperature Charts CU-4KE31NBU Wide 362 Pressure 290 High 218 Outdoor air temperature F C 73F 23C Temp Indoor 73F 23C Air Temp 86F 30C Temp Air Indoor 63F Wide 362 Current Indoor Outdoor Cooling CapacityCS-MKE12NB4U × Power Supply 230V Single Phase 60Hz Cooling CapacityCS-MKE9NKU × CS-KE18NB4UW + CS-MKE12NB4U + CS-MKE12NB4U 30,600 BTU/h CS-MKE9NB4U × Cooling Capacity Low Ambient TC Total Cooling Capacity BTU/h ENT. TEMP. o F o C Ambient TEMP. o F o C 12.8 23,390 23,310 18,570 22,160 24,260 30,760 22,560 28,790 22,730 TH Total Heating Capacity BTU/h Heating CapacityPower Supply 230V Single Phase 60Hz Heating Capacity 29,200 BTU/h 28,400 BTU/h 32,000 BTU/h 000 CFM Outdoor Unit CU-3KE19NBU 8FA2-5251-11700-1 Electric Wiring DiagramsOutdoor Unit CU-4KE24NBU 8FA2-5251-11500-1 Outdoor Unit CU-4KE31NBU 8FA2-5251-11300-1 Explanation of Functions FunctionsStop Cool Frequency control Fluctuation fanFluctuation fan Low Ambient Cooling Operation Non-stop defrosting Clean defrostProtective Functions Defrost Detection and ReleaseCurrent control Current ControlDescription of function Automatic frequency controlControl at Heat Start-up Compressor Temperature ControlReset conditions Low Start CurrentPrecautions before Performing Inspection or Repair Troubleshooting Before Calling for ServiceTrouble Diagnosis by Error Monitor Lamps Location of the Error Monitor LampsDisplay of the Error Monitor Lamps Checking the defrost operation Work procedure Check items unit operationChecking the Outdoor System Checking the outdoor unitTrouble Diagnosis of Each Part Problems of Each Part and Inspection PointsInspection Points for Each Part CU-3KE19NBU MV0 MV1 MV2 CU-4KE24NBU CU-4KE31NBU Electric expansion valveBranch tubing temperature sensor BreakerRefrigerant gas pressure Trouble Diagnosis of Fan Motor Diagnostic procedureDiagnostic results Remedy for symptom 3 toComponents mixing proportions Characteristics of New Refrigerant R410AWhat is New Refrigerant R410A? CharacteristicsChecklist before Servicing Tools Specifically for R410A Tubing Installation ProceduresCase of Compressor Malfunction Procedure for Replacing CompressorR410A from changing Amount in the charging cylinder is less than 20%Example To prevent the compositionCase Refrigerant is Leaking Welding leaking pointsRecharging Use of Existing Units When Tubes are ExtendedCharging Additional Refrigerant Retro-Fitting Existing SystemsPage 852-6-4190-584-00-2 For Outdoor Unit ContentsPlease Read Before Starting ‡ 8VHWKHIODUHPHWKRGIRUFRQQHFWLQJWXELQJ Fins of the outdoor unit. You may get injuredGeneral For ceiling-mounted cassette units Installation Site SelectionIndoor Unit For wall-mounted unitsH1, H2, H3, H4 Connecting Indoor Units Connecting indoor unit for CU-3KE19NBUConnecting indoor unit for CU-4KE24NBU 815.88mm Locally purchased Connecting indoor unit for CU-4KE31NBU CS-MKE24NKU Back Baffle Plate for the Outdoor UnitIt is recommended to use baffle plates FrontAir Discharge Baffle Air Intake BafflePrecautions for installation CU-4KE31NBU Outer Dimensions of Outdoor UnitCU-3KE19NBU CU-4KE24NBUNever install only a single indoor unit Diagram of Outdoor Unit InstallationInstallation Process Flaring Procedure with a Flare ToolUse of the Flaring Method Tubing Connections To 0.5 mm Adjust so that the amount of tube For ceiling-mounted cassette units Insulation of Refrigerant TubingTo prevent heat loss and wet floors due to dripping of con  For wall-mounted unitsFinishing the Installation Air Purging Air Purging with a Vacuum Pump for Test Run Adapter manual, and use the adapter correctly External diameter of service port R410A 5/16If pump-down is not possible What is pump-down?Pump-down procedure  Pump DownWiring Instructions General Precautions on WiringRecommended Wire Length and Diameter Disconnect switch may be required by national or local codes For Indoor Unit How to connect wiring to the terminalFor Outdoor Unit  For solid core wiring or F-cable  For stranded wiringIndoor unit C Wiring Instructions for the Outdoor UnitIndoor unit D Indoor unit BChecking tubing and wiring Test RunPerforming a test run Installation Check Sheet Connecting a Home Automation DeviceDC1111-0
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CU-3KE19NBU, CU-4KE24NBU, CU-4KE31NBU specifications

The Panasonic CU-4KE24NBU, CU-4KE31NBU, and CU-3KE19NBU are high-efficiency air conditioning units that represent Panasonic's commitment to innovative climate control solutions. These models integrate advanced technologies to deliver superior performance, energy savings, and user comfort, making them ideal for both residential and commercial applications.

The CU-4KE24NBU, a part of the ECOi series, is designed for medium-sized spaces. It boasts an impressive cooling capacity, ensuring optimal temperature regulation. Its inverter technology adjusts the compressor speed according to the needs of the environment, resulting in reduced energy consumption and consistent comfort levels. The unit operates quietly, making it suitable for bedrooms, offices, or other noise-sensitive environments. Additionally, it features a robust air filtration system that improves indoor air quality by removing dust and allergens.

The CU-4KE31NBU offers a slightly higher capacity, making it perfect for larger areas. Like its counterpart, it utilizes inverter technology, which not only enhances energy efficiency but also minimizes wear and tear on the components, leading to a longer lifespan. Its multi-split capability allows for the connection of multiple indoor units to a single outdoor unit, providing flexibility in installation. The CU-4KE31NBU also integrates smart technology that allows users to control the system remotely via smartphones, giving them greater convenience and control over their environment.

For applications requiring a more compact option, the CU-3KE19NBU is an excellent choice. This model balances size and power, offering a competitive cooling capacity that can easily service small to medium-sized rooms. The unit is designed for easy installation and maintenance, featuring a lightweight construction that simplifies handling by technicians. The efficient inverter technology ensures that users benefit from lower energy bills while maintaining a consistent indoor climate.

All three models are equipped with Panasonic’s advanced refrigerants, which contribute to their eco-friendly performance. These refrigerants help reduce greenhouse gas emissions while maintaining high efficiency. Moreover, the units come with built-in diagnostic capabilities, allowing for quick detection of any issues, thus ensuring that the systems operate at peak efficiency throughout their lifespan.

In summary, the Panasonic CU-4KE24NBU, CU-4KE31NBU, and CU-3KE19NBU are exemplary air conditioning solutions that combine cutting-edge technology with user-friendly features, ensuring that they meet the varying needs of today's consumers while promoting energy efficiency and sustainability.