General information
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c. This process controls the On/Off time of the valve and the rotating refrigerants in the
circle thus adjusting the capacity.
d. The cooling capacity of the outdoor units is adjusted automatically, according to the
number of operating indoor unit(s).
[3] PWM (Pulse Width Modulation) Valve
PWM valve is the valve to take away the fixed scroll by lifting up through the difference
of pressure after the digital scroll compressor being connected to the outlet and inlet of suction.
Therefore, the capacity of compressor is controlled automatically according to the operation
status such as loading when the valve is closed or unloading when the valve is opened. PWM
means the ON/OFF signal to the valve for loading /unloading.
Summary of Contents for R-410A
Page 103: ...Wall mount 102 Part 4 2 Wall Mounted...
Page 113: ...Wall mount 112 4 Dimensions 4 1 YDS 22 36EC 4 2 YDS 45 56EC...
Page 115: ...Wall mount 114 5 Piping Diagrams 5 1 YDS 22 56EC 5 2 YDS 22 56HC...
Page 116: ...Wall mount 115 6 Wiring diagrams 6 1 YDS 22 36EC 6 2 YDS 45 56EC...
Page 117: ...Wall mount 116 6 3 YDS 22 56HC...
Page 118: ...Wall mount 117 7 Sound level 7 1 Test condition 7 2 Noise spectrums YDS 22 36EC HC...
Page 119: ...Wall mount 118 YDS 45 56EC HC...
Page 120: ...Wall mount 119 8 Velocity temperature distribution Discharge angle 70...