Panasonic CZ-18BT1U + CU-KS12NK1A, CS-KS12NB41, CS-KS18NB4UW TC Total Cooling Capacity BTU/h

Page 33

Indoor Unit

: CS-KS18NB4UW & CZ-18BT1U

 

 

 

 

 

 

 

 

Outdoor Unit

: CU-KS18NKUA

 

 

 

 

 

 

 

 

 

 

 

Power Supply : 230V Single Phase 60Hz

 

 

 

 

 

 

 

 

 

 

< Cooling Capacity (Low Ambient) >

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RATING CAPACITY:

17,500 BTU/h

 

 

AIR FLOW RATE:

 

341 CFM

 

 

INDOOR

 

 

 

 

 

OUTDOOR

 

 

 

 

 

ENT. TEMP. oF (oC)

 

 

 

 

 

AMBIENT TEMP. oF (oC)

 

 

 

 

WB

DB

 

 

0

5

 

15

25

 

35

45

55

 

 

 

 

 

 

(-17.8)

(-15.0)

 

(-9.4)

(-3.9)

 

(1.7)

(7.2)

(12.8)

 

 

 

 

TC

 

13,400

13,430

 

13,440

13,470

 

13,500

13,520

13,510

 

 

 

72 (22.2)

SHC

 

9,740

9,740

 

9,740

11,860

 

9,740

9,800

9,800

 

 

59

76 (24.4)

SHC

 

10,930

10,930

 

10,930

13,050

 

11,000

11,000

11,000

 

 

(15.0)

80 (26.7)

SHC

 

12,190

12,190

 

12,190

13,470

 

12,190

12,260

12,190

 

 

 

84 (28.9)

SHC

 

13,380

13,380

 

13,380

13,470

 

13,380

13,450

13,450

 

 

 

88 (31.1)

SHC

 

13,400

13,430

 

13,440

13,470

 

13,500

13,520

13,510

 

 

 

 

TC

 

13,260

13,300

 

13,370

13,480

 

13,560

13,640

13,670

 

 

 

72 (22.2)

SHC

 

7,950

7,950

 

7,950

11,860

 

8,080

8,080

8,140

 

 

63

76 (24.4)

SHC

 

9,140

9,140

 

9,210

13,050

 

9,270

9,270

9,340

 

 

(17.2)

80 (26.7)

SHC

 

10,400

10,400

 

10,400

13,480

 

10,530

10,530

10,600

 

 

 

84 (28.9)

SHC

 

11,590

11,590

 

11,590

13,480

 

11,720

11,720

11,790

 

 

 

88 (31.1)

SHC

 

12,790

12,790

 

12,850

13,480

 

12,920

12,980

12,980

 

 

 

 

TC

 

12,980

13,040

 

13,170

13,380

 

13,530

13,670

13,760

 

 

 

72 (22.2)

SHC

 

6,090

6,160

 

6,220

11,860

 

6,360

6,420

6,420

 

 

67

76 (24.4)

SHC

 

7,280

7,350

 

7,420

13,050

 

7,550

7,610

7,680

 

 

(19.4)

80 (26.7)

SHC

 

8,540

8,610

 

8,680

13,380

 

8,810

8,870

8,870

 

 

 

84 (28.9)

SHC

 

9,740

9,800

 

9,870

13,380

 

10,000

10,070

10,070

 

 

 

88 (31.1)

SHC

 

11,000

11,000

 

11,060

13,380

 

11,190

11,260

11,330

 

 

 

 

TC

 

12,550

12,630

 

12,830

13,160

 

13,390

13,600

13,750

 

 

 

72 (22.2)

SHC

 

4,230

4,230

 

4,370

11,860

 

4,570

4,630

4,700

 

 

71

76 (24.4)

SHC

 

5,430

5,490

 

5,560

13,050

 

5,760

5,820

5,890

 

 

(21.7)

80 (26.7)

SHC

 

6,690

6,690

 

6,820

13,160

 

7,020

7,080

7,150

 

 

 

84 (28.9)

SHC

 

7,880

7,950

 

8,010

13,160

 

8,210

8,280

8,340

 

 

 

88 (31.1)

SHC

 

9,070

9,140

 

9,210

13,160

 

9,400

9,470

9,540

 

 

 

 

TC

 

12,010

12,110

 

12,380

12,850

 

13,150

13,440

13,650

 

 

75

76 (24.4)

SHC

 

3,640

3,700

 

3,770

12,850

 

4,030

4,170

4,230

 

 

(23.9)

80 (26.7)

SHC

 

4,900

4,960

 

5,030

12,850

 

5,290

5,360

5,490

 

 

 

84 (28.9)

SHC

 

6,090

6,160

 

6,220

12,850

 

6,490

6,620

6,690

 

 

 

88 (31.1)

SHC

 

7,280

7,350

 

7,420

12,850

 

7,680

7,810

7,880

 

 

 

TC : Total Cooling Capacity (BTU/h)

SHC : Sensible Heat Capacity (BTU/h)

 

NOTE

1.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.

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

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Contents DC Inverter Split System AIR Conditioner Safety Precautions Prohibit Table of Contents Checking Electrical Components Operating Range Models CS-KS18NB4UW & CZ-18BT1U + CU-KS18NKUModels CS-KS12NB41 & CZ-18BT1U + CU-KS12NK1A Unit Specifications SpecificationsIndoor Unit Outdoor UnitDimensions & Weight Indoor Unit 208V Unit Dimensions Height Inch mm 12-5/16 Outdoor Unit CU-KS12NK1A CS-KS12NB41 & CZ-18BT1UCU-KS12NK1A Outdoor Unit CU-KS18NKUA 230V CU-KS18NKUA Indoor Unit Outdoor Unit CU-KS18NKUA 208V Indoor Unit Major Component SpecificationsIndoor Unit Body CS-KS12NB41 Indoor Unit Panel CZ-18BT1UCB-CS-KS18NB4U Indoor Unit Body CS-KS18NB4UWOutdoor Unit CU-KS18NKU Outdoor UnitControl Circuit Fuse 125V 25A Outdoor Unit CU-KS18NKUA Other Component Specifications Unit inch mm Dimensional DataUnit inch mm 852-0-0010-12600-0 CU-KS18NKUA Refrigerant Flow Diagram Refrigerant Flow DiagramIndoor unit Outdoor unit Indoor Unit CS-KS18NB4UW & CZ-18BT1U Outdoor Unit CU-KS18NKULow pressure performance chart Temperature ChartsOperating current performance chart Indoor discharge air performance chartTube Cooling Capacity Power Supply 115V Single Phase 60Hz Cooling CapacityPower Supply 230V Single Phase 60Hz Cooling Capacity CS-KS18NB4UW & CZ-18BT1UCU-KS18NKU or CU-KS18NKUA Cooling Capacity Low Ambient TC Total Cooling Capacity BTU/h Electrical Characteristics Electrical DataCooling Outdoor Unit Complete Unit Fan Motor CS-KS12NB41 18BT1U8FA2-5250-46900-2 Outdoor Unit CU-KS12NK1A 8FA2-5251-12300-2 BLK Outdoor Unit CU-KS18NKU CU-KS18NKUAAddress Setting of the Remote Controller MaintenanceHow to Connect How to DisconnectDisassembly Procedure Disconnect the connectors in the control boxRemove the air intake grill Remove the ceiling panel Remove the power box and control box Remove the indoor air temperature sensorScrew Ground cable CN07 CN03 CN09 CN06 Remove the main body lower section Remove the heat exchanger sensor Remove the drain pump and float switchRemove the heat exchanger Remove the turbo fan and fan motorOperation Functions FunctionsEmergency operation PAM- controlLamp colors Timer backupProtective Functions Compressor discharge temperature controlFreeze prevention CT Peak current cut-off controlTroubleshooting Before Calling for Service Precautions before Performing Inspection or RepairMethod of Self-Diagnostics Indoor Unit Self-diagnostics LampsChecking the Indoor and Outdoor Units Using the TEST/T-RUN terminalsReplace the controller Replace the circuit board or the fuseOff Blinking Illuminated Serial Communication Error Identification ProcedureBefore the Operation Condition E01From the previous page a Condition E12 Indoor Fan Motor Trouble Diagnosis of Fan MotorOutdoor Fan Motor Noise Malfunction and Electromagnetic Interference Noise malfunctionElectromagnetic interference Checking Electrical Components Power Supply CordMeasurement of Insulation Resistance Measurement of Insulation Resistance for Electrical PartsChecking Continuity of Fuse on PCB Assy Characteristics of New Refrigerant R410A Refrigerant R410A Special Precautions When Servicing UnitWhat is New Refrigerant R410A? CharacteristicsChecklist before Servicing Tools Specifically for R410A Tubing Installation ProceduresCase of Compressor Malfunction Procedure for Replacing CompressorAmount in the charging cylinder is less than 20% ExampleTo prevent the composition Case Refrigerant is Leaking Welding leaking pointsRecharging Charging Additional Refrigerant When Tubes are ExtendedRetro-Fitting Existing Systems Use of Existing Units

CZ-18BT1U + CU-KS18NKU, CZ-18BT1U + CU-KS12NK1A, CZ-18BT1U + CU-KS18NKUA, CS-KS18NB4UW, CS-KS12NB41 specifications

The Panasonic CZ-18BT1U indoor unit, when paired with the appropriate outdoor units like CU-KS18NKU, CU-KS18NKUA, CU-KS12NK1A, CS-KS18NB4UW, and CS-KS12NB41, offers a robust solution for maintaining optimal indoor climates. These units are designed for residential and commercial applications, ensuring reliable heating and cooling performance.

One of the standout features of the Panasonic CZ-18BT1U is its energy efficiency. This model boasts a high Seasonal Energy Efficiency Ratio (SEER), enabling users to enjoy a comfortable environment without incurring excessive energy costs. This is further complemented by advanced inverter technology, which allows for variable speed operation, adjusting the compressor activity based on the cooling or heating needs of the space. This feature not only enhances comfort but also minimizes energy consumption.

The outdoor unit options, CU-KS18NKU, CU-KS18NKUA, and CU-KS12NK1A, support this efficiency with high-performance compressors designed for reduced noise levels. They are built to withstand varied weather conditions, ensuring durability and longevity. The outdoor units also feature high-efficiency heat exchangers that improve thermal performance, enhancing overall system efficiency.

Noise reduction is a critical consideration in HVAC systems, and the Panasonic CS-KS18NB4UW and CS-KS12NB41 outdoor units are engineered with this in mind. They operate at low decibel levels, making them ideal for residential areas where noise can be a concern. Additionally, these units come equipped with a wide range of operational modes, such as cooling, heating, and dehumidification, providing users with year-round comfort.

Flexibility and installation convenience are enhanced by the compact design of both the indoor and outdoor units. This versatility allows for various placement options, making them suitable for different room layouts.

Moreover, these systems incorporate air purification technologies, which help to improve indoor air quality by filtering out pollutants. This feature is especially beneficial for users with allergies or respiratory conditions, ensuring a healthier living environment.

In summary, the Panasonic CZ-18BT1U paired with CU-KS18NKU, CU-KS18NKUA, CU-KS12NK1A, CS-KS18NB4UW, and CS-KS12NB41 units offer an efficient and quiet HVAC solution. With advanced technologies, energy-saving features, and health-oriented design, they are a smart investment for maintaining comfort and improving air quality in any indoor space.
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