Technical information
23
Compress 3400i AWS – 6721825369 (2021/11)
9.4.2 Wiring diagram of CS3400iAWS 6 OR-S, CS3400iAWS 8
OR-Sand CS3400iAWS 10 OR-S
WARNING
Risk of electric shock!
Working on electrical components can result in electric shocks.
▶ Do not preform any electric work while LED are on and wait at least
one minute after power off.
Fig. 28 Wiring diagram outdoor unit single phase CS3400iAWS 6 OR-S, CS3400iAWS 8 OR-Sand CS3400iAWS 10 OR-S
[1] Compressor
[2] Outdoor unit fan motor
[3] ODU HMI outdoor unit
[4] External alarm connection
[5] Power supply to main board
[6] Line filter
[7] CBI (communication board to indoor unit)
[8] LED (operate/status/fault)
[9] Main controller
[B] Communication to indoor unit
[C] Power supply to outdoor unit (230V ~, 50Hz)
[BLU] Blue
[BRN] Brown
[WHT] White
[YEL] Yellow
[GRN] Green
[MDC] CBI board DC power supply port
[BH] Base heater
[CCH] Crank case heater
[COMM] Communication
[CTT] Compressor top temperature
[EEV] Electronic expansion valve
[GND] Ground (earth)
[HPS] High pressure switch
[M2L] Auxiliary communication
[OAT] Outdoor air temperature
[OCT] Outdoor coil temperature
[OMT] Outdoor coil middle temperature
[RV] Reverse valve
[- - -] Optional
9.5 Information on refrigerant
This device contains fluorinated greenhouse gases as refrigerant. You
will find the information on the refrigerant according to the Regulation
(EU) No 517/2014 on fluorinated greenhouse gases in the operating
instructions of the device.
Information for the installer: If you refill refrigerant, enter the additional
charge size and the total charge size of the refrigerant in the table
“information on refrigerant” of the operating instructions.
CAN COMM
CAN
TERMINATE
SW501
P501
CAN
ODU COMM
P201
M2L
P202
MDC
P101
ODU COMM
RED
GREEN
CAN ID
SW401
YEL
BLK
WHT
P102
GND
YEL/GRN
MDC
M
OFF
ON
DIP SWITCH
15
L
N
GND
C
COMM
*
16A
GND
N
P105
P109
L
N
L
FUSE
*/250VAC
P501
FLASH
PORT
CN701
P107 P108
P802
P803
P801
P804
MAIN EEV
OMT
OMT
OAT
CTT
OCT
P807
P104
BH/CCH 250V/1A
P105
RV
T3.5AH 250V
FUSE
P101
P402
P403
P401
P106
P404
P602
OFAN 2
P601
OFAN 1
M
CHOCK
COIL
R(U)
S(V)
C(W)
BLUE
BROWN
RED
M
J1
SB
STATUS
FAULT
U
V
W
LED
GEN.DRY
ALARM 12V/30mA
(EXTERNAL RELAY)
M2L
HPS
DC_LED
WHITE
BLUE
HMI
CAN H
CAN L
CAN GND
B
GND
BLUE
BROWN
YEL/GRN
WHT
BLK
YEL
0010036055-002
1
3 42 5
7
6
8
9
20A
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