Panasonic CS-A24BD / CS-A28BD / CS-A34BD / CS-A43BD / CS-A50BD / CU-A24BB / CU-A28BB / CU-A34BB / CU-A43BB / CU-A50BB / CU-C24BB / CU-C28BB / CU-C34BB / CU-C43BB / CU-C50BB Service Manual ▷ View online
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8 REFRIGERATION CYCLE
8.1. Heating Model
CS-A24BD3P / CU-A24BBP5
CS-A28BD3P / CU-A28BBP5, 8
CS-A34BD3P / CU-A34BBP5, 8
CS-A43BD3P / CU-A43BBP8
CS-A50BD3P / CU-A50BBP8
CS-A28BD3P / CU-A28BBP5, 8
CS-A34BD3P / CU-A34BBP5, 8
CS-A43BD3P / CU-A43BBP8
CS-A50BD3P / CU-A50BBP8
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8.2. Cooling Only Model
CS-A24BD3P / CU-C24BBP5
CS-A28BD3P / CU-C28BBP5, 8
CS-A34BD3P / CU-C34BBP5, 8
CS-A43BD3P / CU-C43BBP8
CS-A50BD3P / CU-C50BBP8
CS-A28BD3P / CU-C28BBP5, 8
CS-A34BD3P / CU-C34BBP5, 8
CS-A43BD3P / CU-C43BBP8
CS-A50BD3P / CU-C50BBP8
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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 3% deviation from each voltage at the compressor terminals. The starting voltage must be higher
than 85% of the rated voltage.
The applicable voltage range for each unit is given in “ the following table”. The working voltage among the three phases
must be balanced within 3% deviation from each voltage at the compressor terminals. The starting voltage must be higher
than 85% of the rated voltage.
Power Supply
Model-CU
Unit Main Power
Applicable Voltage
Model-CU
Unit Main Power
Applicable Voltage
Phase, Volts
Hz
Maximum
Minimum
Phase, Volts
Hz
Maximum
Minimum
A24BBP5
A28BBP5
A34BBP5
C24BBP5
C28BBP5
C34BBP5
A28BBP5
A34BBP5
C24BBP5
C28BBP5
C34BBP5
1~220
50
242
198
A28BBP8
A34BBP8
A43BBP8
A50BBP8
C28BBP8
C34BBP8
C43BBP8
C50BBP8
A34BBP8
A43BBP8
A50BBP8
C28BBP8
C34BBP8
C43BBP8
C50BBP8
3N~380
50
418
342
1~230
50
253
207
3N~400
50
440
360
1~240
50
254
216
3N~415
50
457
374
Indoor and Outdoor Temperature All Models
Operating
Hz
Indoor Temp. (D.B./W.B.) (°C)
Outdoor Temp. (D.B./W.B.) (°C)
Maximum
Minimum
Maximum
Minimum
Cooling
50
32/23
21/15
43/-
-5/-
Heating
50
27/-
16/-
24/18
-10/-
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