Power Supply(1)
AC 220V |
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| C1 |
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| 335 | |
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VAR1
POWER
TRANS
+ |
C2 |
2200/35V |
C6
0.1
| 3 |
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| 7805 | ||
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+ C7 |
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| 2 |
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100/16V |
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1
C4
0.1
| 3 |
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| 7812 | ||
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+ C5 |
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| 2 |
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470/25V |
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1
C3
104
DESCRIPTION
DC Power Supply in circuit needs +12V and +5V. +12V is used for Compressor Driving Relay, Fan Motor Driving Relay, Buzzer Driving, Swing Motor Driving Relay and LED Display. AC voltage of secondary Power Transformer is rectified by 4 Diode, and it is filtering by Main Condensor C2.
Filtered DC voltage is about +17V is regulated +12V DC by Regulator IC7812. And it is regulated +5V DC by Regulator IC7805.
VAR1 is surge filter and C4, C6 is Noise filter.
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