ORDER NO. MAC0112071C0 AIR CONDITIONER CASSETTE TYPE Indoor Model / Outdoor Model (Cooling / Heat Pump) CS-A24BB4P / (CU-C24BBP5 / CU-A24BBP5) CS-A28BB4P / (CU-C28BBP5 / CU-A28BBP5) CS-A28BB4P / (CU-C28BBP8 / CU-A28BBP8) CS-A28BB4P / (CU-C28BBP6) CS-A34BB4P / (CU-C34BBP5 / CU-A34BBP5) CS-A34BB4P / (CU-C34BBP8 / CU-A34BBP8)
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CASSETTE TYPE 18 REACHING DISTANCE 27 CONTROL 19 SOUND DATA 28 WIRED REMOTE CONTROL INSTALLATION MANUAL 20 TWIN AND TRIPLE 29 WIRELESS REMOTE CONTROL INSTALLATION MANUAL 109 21 WIRING MISTAKE PREVENTION 30 INSTALLATION (INDOOR UNIT) 22 TEST OPERATION AND SELF DIAGNOSIS 31 INSTALLATION (OUTDOOR UNIT) 23 SETTING OF SAVE ENERGY AND THERMISTOR SWITCH 32 REPLACEMENT PARTS...
CASSETTE TYPE 1 SERVICE INFORMATION Notice of Address setting for NEW Cassette / NEW Outdoor Unit. The new Cassette / new Outdoor models are possible to have address setting for twin / triple control or group control automatically when main power supply is switched on. (Manual address setting is also possible by using DSW1 switch on the indoor unit P.C.
CASSETTE TYPE 2 FEATURES Fan speed and suitable for offices, shops, homes etc, when 2.1. Variety of excellent features quiet operation is essential. • • Compact design • • Auto Swing Louvre Compact design 240 mm height, 840 mm width and 840 The air flow angle can be changed automatically (or mm depth.
CASSETTE TYPE 2.2. Low-noise outdoor units 2.2.1. Product features 2.3. Greatly improved workability increases system renewal • • Low-noise design improves comfort in surrounding areas capability 1. The noise-suppre ssing winglet fan is a result of new research into vane design theory. The unique curved shape suppresses the generation of vortexes, thus reducing air flow noise.
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CASSETTE TYPE 2.4. A brand-new control method using the latest in technology • • Easier power supply wiring connection Power supply wiring and other wiring tasks can be carried out more easily. − − Twin non-polar wires used to connect indoor and outdoor units.
CASSETTE TYPE 2.5. Wired Remote Control 2.6. Wireless Remote Control • • The new design includes an easily- visible red pilot lamp. The power can be turned on and off at a single touch, without opening the cover. • • Has a built-in thermistor, allowing indoor temperature detection in accordance with indoor conditions by switching •...
CASSETTE TYPE 3 SPECIFICATION (HEAT PUMP TYPE ) 3.1. CS-A24BB4P / CU-A24BBP5 ITEM / MODEL Indoor Unit Outdoor unit Main Body CS-A24BB4P CU-A24BBP5 Panel CZ-BT01P Remote CZ-RD51P (Wired) Control CZ-RL51P (Wireless) Cooling Capacity BTU/h 21,500 Heating Capacity BTU/h 24,200 Refrigerant Charge- less...
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2.61 2.61 Running Current Cool 12.3 12.0 11.7 Heat 12.0 11.7 11.4 Starting Current Power Factor Cool Heat *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 1~220V, 230V, 240V 50Hz...
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2.61 2.61 Running Current Cool 4.50 4.45 4.40 Heat 4.30 4.25 4.20 Starting Current Power Factor Cool Heat *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 451V 50Hz...
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3.55 3.55 Running Current Cool 17.0 17.1 17.2 Heat 16.8 16.9 17.0 Starting Current Power Factor Cool Heat *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 1~220V, 230V, 240V 50Hz...
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3.40 3.40 Running Current Cool 5.70 5.70 5.70 Heat 5.80 5.80 5.80 Starting Current Power Factor Cool Heat *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
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Cool 4.25 4.25 4.25 Heat 4.10 4.10 4.10 Running Current Cool Heat Starting Current Power Factor Cool Heat *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
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Cool 4.99 4.99 4.99 Heat 4.97 4.97 4.97 Running Current Cool Heat Starting Current Power Factor Cool Heat *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
CASSETTE TYPE 4 SPECIFICATION (COOLING ONLY TYPE ) 4.1. CS-A24BB4P / CU-C24BBP5 ITEM / MODEL Indoor Unit Outdoor unit Main Body CS-A24BB4P CU-C24BBP5 Panel CZ-BT01P Remote CZ-RD51P (Wired) Control CZ-RL01P (Wireless) Cooling Capacity BTU/h 21,500 Refrigerant Charge- less Standard Air Volume for High,...
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Single Power Consumption Cool 2.69 2.69 2.69 Running Current Cool 12.3 12.0 11.7 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 1~220V, 230V, 240V 50Hz...
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Condition by JIS B 8615 Volts Phase Single Power Consumption Cool 3.20 Running Current Cool 15.3 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 1~220V, 60Hz...
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Phase Power Consumption Cool 2.69 2.69 2.69 Running Current Cool 4.50 4.45 4.40 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
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Single Power Consumption Cool 3.60 3.60 3.60 Running Current Cool 17.00 17.10 17.20 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 1~220V, 230V, 240V 50Hz...
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Condition by JIS B 8615 Volts Phase Power Consumption Cool 3.30 Running Current Cool 5.70 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3~220V, 60Hz...
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Phase Power Consumption Cool 3.30 3.30 3.30 Running Current Cool 5.70 5.70 5.70 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
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Condition by JIS B 8615 Volts Phase Power Consumption Cool 5.10 Running Current Cool 15.0 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3~220V, 60Hz...
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Phase Power Consumption Cool 4.25 4.25 4.25 Running Current Cool 7.30 7.30 7.30 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
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CS-A50BB4P, CU-C50BBP7 Condition by JIS B 8615 Volts Phase Power Consumption Cool Running Current Cool 17.7 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3~220V 60Hz...
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Phase Power Consumption Cool 4.99 4.99 4.99 Running Current Cool 8.60 8.60 8.60 Starting Current Power Factor Cool *Power Factor means total figure of compressor, indoor fan motor and outdoor fan motor. Panasonic Power source AC, 3N~380V, 400V, 415V 50Hz...
CASSETTE TYPE 7 OPERATING INSTRUCTION 7.1. Wired Remote Control (OPTIONAL PARTS) NOTES: • • Ensure that the correct button is pressed as simultaneous pressing of the multiple buttons will not make the setting correct. • • The illustration above is for explanatory purposes only. The appearance will be different during actual operation. •...
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CASSETTE TYPE 7.2. Wireless Remote Control (OPTIONAL PARTS) NOTES: • • Ensure that the correct button is pressed as simultaneous pressing of the multiple buttons will not make the setting correct. • • The illustration above is for explanatory purpose only. The appearance will be different during actual operation. •...
CASSETTE TYPE 9 OPERATION RANGE Power Supply The applicable voltage range for each unit is given in the following table. The working voltage among the three phases must be balanced within a 3% deviation from each voltage at the compressor terminals. The starting voltage must be higher than 85% of the rated voltage.
CASSETTE TYPE 10 PIPE LENGTH n n CORRECTION OF COOLING CAPACITY AND HEATING CAPACITIES Correction of cooling and heating capacities according to the connecting pipe length. The data of cooling capacities (marked on the name plate) are based on 5 meters connecting pipe and horizontal installation. For other pipe length of other installation multiply by the following correction factor to determine the revised cooling capacity.
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CASSETTE TYPE n n REFRIGERANT ADDITIONAL CHARGE n Heat pump type 1. Piping installation by standard piping • • At the time of shipment from the factory, this unit is Model Name Standard piping specification charged with enough refrigerant for an equivalent pipe Liquid Gas piping Gas charge-...
Compressor Motor Indoor Unit Fan Outdoor unit Fan Motor Motor Voltage Frequency S.C. R.C. (A) IPT (kW) R.C. R.C. (Hz) Cool/Heat Cool/Heat (kW) (kW) CS-A24BB4P 10.6 2.31 0.40 0.08 0.50 0.11 CU-C24BBP5 10.2 2.31 0.40 0.08 0.50 0.11 2.31 0.40 0.08 0.50...
CASSETTE TYPE 12 FAN PERFORMANCE CS-A24BB4P ITEM / MODEL Indoor Unit Outdoor Unit CS-A24BB4P CU-A24BBP5, CU-C24BBP5 MODE Air Volume /min Running Current 0.38 0.31 0.27 0.50 Power 0.08 0.07 0.06 0.11 Consumption Fan Speed r/min CS-A34BB4P ITEM / MODEL Indoor Unit...
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CASSETTE TYPE CS-A43BB4P CS-A50BB4P ITEM / MODEL Indoor Unit Outdoor Unit ITEM / MODEL Indoor Unit Outdoor Unit CS-A43B4P CU-A43BBP5, CS-A50B4P CU-A50BBP8, CU-C43BBP7, CU-C50BBP7, CU-C34BBP8 CU-C50BBP8 MODE MODE Air Volume /min Air Volume /min Running Current 0.90 0.80 0.70 1.10 Running Current 0.90 0.80...
CASSETTE TYPE 13 SAFETY DEVICE INDOOR UNIT Heat pump model Indoor unit CS-A24BB4P CS-A28BB4P CS-A34BB4P CS-A43BB4P CS-A50BB4P Cooling only model For Fan Motor Protection, °C Internal Protector (49F) °C For Control Protection, Fuse 3.15 3.15 3.15 3.15 3.15 OUTDOOR UNIT...
15 CAPACITY AND POWER CONSUMPTION 15.1. HEATING PERFORMANCE Model Heating capacities are based on conditions below. Model Heating capacities are based on conditions below. CS-A24BB4P 1 phase, 50Hz, 230V CS-A28BB4P 1 phase, 50Hz, 230V Heating capacity Indoor temperature 20°C D.B.
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CASSETTE TYPE Model Heating capacities are based on conditions below. Model Heating capacities are based on conditions below. CS-A34BB4P 1 phase, 50Hz, 230V CS-A34BB4P 3 phase, 50Hz, 400V Heating capacity Indoor temperature 20°C D.B. Heating capacity Indoor temperature 20°C D.B. 11.2 kW Outdoor temperature 7°C D.B.
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CASSETTE TYPE Model Heating capacities are based on conditions below. Model Heating capacities are based on conditions below. CS-A43BB4P 3 phase, 50Hz, 400V CS-A50BB4P 3 phase, 50Hz, 400V Heating capacity Indoor temperature 20°C D.B. Heating capacity Indoor temperature 20°C D.B. 14.0 kW Outdoor temperature 7°C D.B.
CASSETTE TYPE 15.2. COOLING PERFORMANCE Model Cooling capacities are based on conditions below. Model Cooling capacities are based on conditions below. CS-A24BB4P 1 phase, 50Hz, 230V CS-A28BB4P 1 phase, 50Hz, 230V Cooling capacity Indoor temperature 27°C D.B. 19°C W.B. Cooling capacity Indoor temperature 27°C D.B.
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CASSETTE TYPE Model Cooling capacities are based on conditions below. Model Cooling capacities are based on conditions below. CS-A34BB4P 1 phase, 50Hz, 230V CS-A34BB4P 3 phase, 50Hz, 400V Cooling capacity Indoor temperature 27°C D.B. 19°C W.B. Cooling capacity Indoor temperature 27°C D.B. 19°C W.B. 10.0 kW Outdoor temperature 35°C D.B.
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CASSETTE TYPE Model Cooling capacities are based on conditions below. Model Cooling capacities are based on conditions below. CS-A43BB4P 3 phase, 50Hz, 400V CS-A50BB4P 3 phase, 50Hz, 400V Cooling capacity Indoor temperature 27°C D.B. 19°C W.B. Cooling capacity Indoor temperature 27°C D.B. 19°C W.B. 12.5 kW Outdoor temperature 35°C D.B.
CASSETTE TYPE 17 POSITION OF THE CENTER GRAVITY MODEL NAME OUTSIDE DIMENSIONS NET WEIGHT CENTRE OF GRAVITY WIDTH (mm) DEPTH (mm) HEIGHT (mm) X (mm) Y (mm) Z (mm) CU-A24BBP5 CU-C24BBP5 CU-A28BBP5 CU-A28BBP8 CU-C28BBP5 CU-C28BBP6 CU-C28BBP8 CU-A34BBP5 1220 CU-A34BBP8 1220 CU-C34BBP5 1220 CU-C34BBP7...
CASSETTE TYPE 20 TWIN AND TRIPLE • • Master unit and slave- units can be set automatically in twin 20.1. Twin and Triple Operation and triple systems. No address setting is necessary. • • Simultaneous air conditioning of wide spaces and corners is •...
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CASSETTE TYPE Turn on the power supply. 20.1.2. Automatic address setting for twin Operation: The unit will operate as slave unit 1. and triple systems Automatic address setting is not carried out at this time. Procedure: Turn on the power supply for the indoor and outdoor units.
CASSETTE TYPE • • The indoor units will not run for approximatel y 1 minute • • Do not turn off the power supply for at least 1 minute after while automatic twin/triple address resetting is being carried automatic twin/triple address resetting has been carried out. out.
CASSETTE TYPE 20.3. Refrigerant charging • • For twin and triple-type systems The pipe length is the total of the branch pipe (L) and the junction pipes (la → lb → lc in order from the thickest diameter). At the point where the pipe length exceeds 30 m, determine the amount of refrigerant for the remaining liquid-side pipe diameters and pipe lengths from the following table in order to charge the system.
CASSETTE TYPE 21 WIRING MISTAKE PREVENTION Improved quality of installation work through adoption of an “Connection error prevention” circuit which prevents wiring mistakes Connection errors with the control wires and the power supply wires will not only contribute to burning-out of the control circuit board, but can also cause large-scale working losses and affect reliability.
CASSETTE TYPE 22 TEST OPERATION AND SELF DIAGNOSIS 22.1. Test operation 22.3. Test operation using the wired • • Always use a properly-insu lated tool to operate the switch remote control on the circuit board. (Do not use your finger or any metallic object).
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CASSETTE TYPE 22.4. Test operation using the wireless remote control <Air conditioner No.> − − The air conditioner No. “01” appears during normal installation and use. When using group control, a different number may appear. The air conditioner No. can be displayed by pressing the air conditioner No. button.
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CASSETTE TYPE How to display the past error message An error code from 1F15 to 1F49 will be displayed. (The temperature setting display will also change to show the If the “CHECK” display on the wired remote control is not air conditioner No.) flashing, press the CHECK button continuously for 5 seconds or more to display the problem details for the last problem or...
CASSETTE TYPE 23 SETTING OF SAVE ENERGY AND THERMISTOR SWITCH 23.1. Energy save setting 23.2. Switching to the remote • • Upper and lower limit can be set for the setting temperature control thermistor during cooling and heating operation. (The factory shipment •...
CASSETTE TYPE 24 GROUP CONTROL Setting group for 1 remote control unit be determined automatically after approximatel y 1 minute. • • When using a remote control thermostat, the thermostat (DIP switch settings are not necessary.) setting is used for all indoor units in the group. NOTE: •...
CASSETTE TYPE 25 TROUBLESHOOTING If test operation does not proceed correctly section C) Symptom: Carry out test operation after approximately 12 hours have passed Remote control unit... Display of “No power supply” since the power was turned on (crankcase heater is energized). If operation is started by using the remote control within 1 minute of NOTE: turning on the power, the outdoor unit settings will not be made...
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CASSETTE TYPE 1. The main power is turned on while the transmission connection cord is not connected (open circuit at section wires between the indoor unit(s) are not connected (open circuit at section A) Symptom: Symptom: − − Remote control unit.. . Display of “No power supply” Nothing abnormal appears on the remote control −...
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CASSETTE TYPE 1. The main power is turned on while the transmission unit No. 2 is possible. wires between the indoor unit and the outdoor unit are However, indoor unit No. 3 cannot be operated. not connected (open circuit at section A) Symptom: Operation of indoor unit No.
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CASSETTE TYPE 1. Automatic address setting (don’t need to set dip-switch) Reset the address by following the procedure: If the wiring is connected properly as above example, the a. After making sure that dip-switches No. 1 to 4 and No. address is set automatically by the main power supply.
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CASSETTE TYPE Procedures of deleting memory for twin/triple control system 1. Switch off the main power supply. 2. Set the No. 8 pin of dip switch (DSW1) at the indoor unit’s P.C. board to “ON” position. 3. Switch on the main power supply for a minute and then turn it off.
CASSETTE TYPE 26 EMERGENCY OPERATION Emergency operation Thermistor Cooling mode Heating mode • • Emergency operation of outdoor unit Indoor unit Room temperature Fixed at 25°C Pipe temperature Shorted Open Emergency operation can be carried out by setting the DSW1 switch on the printed circuit board of the outdoor Thermistor Cooling mode Heating mode unit to the EMERGENCY position.
CASSETTE TYPE 27 CONTROL Description of basic Functions 27.1. Cooling mode operation time chart (*1) Outdoor unit fan start control during cooling At the start of cooling mode and drying mode operation, the outdoor unit heat exchanger outlet temperature is detected in order to set the fan speed.
CASSETTE TYPE • • Remote control displays and indoor unit operation continue during this time. • • The 10 minutes countdown is cleared if the compressor stops or if the temperature at the outdoor unit outlet rises to 13.5°C or higher.
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CASSETTE TYPE (When float switch is continuously off) <If the float switch operates again after turning off> <If the float switch continues to be off> 27.3. Freezing prevention control 1. Operation During cooling mode operation, after 9 minutes have passed since the compressor turned on, the outdoor unit will stop its operation when the temperature detected by the indoor unit pipe temperature sensor is 2°C or lower.
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CASSETTE TYPE 27.4. Heating mode operation time chart (Heat pump type) (*2) Outdoor unit fan control during heating mode operation When the compressor is on during heating mode operation (except during defrosting and when the liquid bypass valve is on), the outdoor unit fan is controlled by means of input (CN2) indicating whether the contact of the heating pressure switch on the outdoor unit circuit board is open or closed.
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CASSETTE TYPE 27.5. Hot starting 1. When heating mode operation starts a. Start Hot start control commences when heating mode operation starts. b. Operation “PREHEAT” appears on the remote control display. (Other displays remain unchanged.) The indoor unit fan stops. In addition, during hot starting, the louvre stays at the horizontal position (angle 0°). c.
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CASSETTE TYPE 2. When defrosting is completed a. Start Hot start control commences when defrosting is completed. b. Operation “PREHEAT” appears on the remote control display. (Other displays remain unchanged) The indoor unit fan stops. In addition, during hot starting, the louvre stays at the horizontal position (angle 0°C). c.
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CASSETTE TYPE 27.7. Excess heat dissipation for indoor unit The indoor unit fan continue its operation for 30 seconds after heating mode operation turns off in order to dissipate excess heat. 1. When heating mode operation has stopped (LOW speed for 30 seconds) 2.
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CASSETTE TYPE c. Forced defrosting If P8 on the outdoor unit circuit board is shorted while the compressor is on during heating mode operation and the temperature detected by the outdoor unit heat exchanger outlet sensor is 25°C or lower, defrosting is carried out regardless of the current starting conditions.
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CASSETTE TYPE 3. Thermostat characteristic s during automatic changeover operation a. Settings at the start of automatic changeover operation When operation changes from other modes to automatic changeover mode, operation starts at the temperature characteristic s given in the table below. b.
CASSETTE TYPE 27.10. Indoor unit fan control 1. Fixing at LO, MED or HI When LO, MED or HI is set, the relay switches and operation is carried out at that setting. 2. Automatic fan speed When set to AUTO, the indoor unit fan operation changes as shown in the table below. (Indoor temperature) - (Setting temperature) (Units: K) Mode / Fan Speed Cooling...
CASSETTE TYPE 2. During initial operation When the OFF/ON button is pressed to start the operation, the louvre moves through one full cycle, and then swings automatically (if AUTO has been set using the remote control) or moves to the setting angle (if MANUAL has been set using the remote control).
H.C. = Heating Capacity IPT = Power Consumption Model Heating capacities are based on conditions below. Model Heating capacities are based on conditions below. CS-A24BB4P 1 phase, 50Hz, 230V CS-A28BB4P 1 phase, 50Hz, 230V Heating capacity Indoor temp. 20°C D.B.
CASSETTE TYPE 34 COOLING CAPACITY PERFORMANCE DATA Model Power Source Entering Temperature Air Entering Condeser (°C D.B.) (CS-) 25 °C 30 °C 35 °C 40 °C 43 °C Temperature SHC IPT D.B. W.B. A24BB4P 230V, 6.30 4.13 1.95 5.99 4.04 2.13 5.67 3.94...
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SHC = Sensible Heat Capacity IPT = Power Consumption Model Cooling capacities are based on conditions below. Model Cooling capacities are based on conditions below. CS-A24BB4P 1 phase, 50Hz, 230V CS-A28BB4P 1 phase, 50Hz, 230V Cooling capacity Indoor temp. 27°C D.B. 19°C W.B.