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Samsung RC125DHXEH - Page 80

Samsung RC125DHXEH
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6-8 Samsung Electronics
Outdoor Unit PCB (cont.)
Inverter PCB : 3Phase
- RC180DHXGH/XSA
#R : AC 380~400V : WHT
#S : AC 380~400V : BRN
#T : AC 380~400V : BLK
#1-#3 : AC 220~240V
#1 : RXD , #2 : TXD
#3 : GND, #4 : DC 5V
#5 : DC 12V, #6 : INV. SMPS signal
#1 : RXD_ATARO, #2 : TXD_ATARO
#3, #8 : N.C, #4~#7 : DATA signal
#9 : GND, #10 : DC 5V
For S/W engineer debugging
#1 : DC 360V , #2 : N.C
#3 : GND, #4 : DC 15V
#5 : FAN RPM, #6 : FAN RPM feedback
#1 : DC 360V, #2 : N.C
#3 : GND, #4 : DC 15V
#5 : FAN RPM, #6 : FAN RPM feedback
#1 : COMP. U-phase(RED)
#2 : COMP. V-phase(BLU)
#3 : COMP. U-phase(YEL)
#1-#2 : DCL Reactor
RST-AC POWER 3phase CN100-AC POWER
CN31-MAIN COMM
CN22-Downloader
CN21-DAC/ENCODER
CN600-REACTOR
CN91-FAN2 CN90-FAN1 CN800-COMP.
2 6 7 3 4 5
9 8
1
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