Mitsubishi Electric SEZ-KD09NA4.TH Product Manual page 16

SEZ-KD09NA4.TH
SEZ-KD12NA4.TH
3-4. ELECTRICAL WIRING DIAGRAMS
SEZ-KD15NA4.TH
SEZ-KD18NA4.TH
SEZ-KD09NA4.TH SEZ-KD12NA4.TH SEZ-KD15NA4.TH SEZ-KD18NA4.TH
SW1
LED3
(WHITE)
CN90
1
9
2
1
TB15
TRANSMISSION
WIRES DC 12V
1 9
TB6
1 2
CN1
LED1
BZ1
RU
R.B.
SW1 SW2
W.B.
SYMBOL EXPLANATION
SYMBOL NAME
I.B. INDOOR CONTROLLER BOARD
FUSE FUSE AC250V 6.3A
X1 AUX. RELAY
CN2L CONNECTOR (LOSSNAY)
CN24 CONNECTOR (BACK-UP HEATING)
CN30 CONNECTOR (LLC)
CN32 CONNECTOR (REMOTE SWITCH)
CN41 CONNECTOR (HA TERMINAL-A)
CN51 CONNECTOR (CENTRALLY CONTROL)
CN90 CONNECTOR (WIRELESS)
CN105 CONNECTOR (RADIO FREQUENCY INTERFACE)
LED1 POWER SUPPLY (I.B.)
LED2 POWER SUPPLY (I.B.)
LED3 TRANSMISSION (INDOOR-OUTDOOR)
Note1. Since the outdoor side electric wiring may change be sure to check the outdoor unit electric wiring for servicing.
2. Indoor and outdoor connecting wires are made with polarities,make wiring matchingterminal numbers (S1,S2,S3).
3. Symbols used in wiring diagram above are as follows.
:CONNECTOR
:TERMINAL
(HEAVY DOTTED LINE):FIELD WIRING
(THIN DOTTED LINE):OPTIONAL PARTS
4. Use copper supply wire.
Due to continuing improvement, above specification may be subject to change without notice.
SEZ-16
SEZ Ducted Heat Pump Systems (August 2014)
2
SW2
CN24 CN32
(YELLOW)
CN51 CN41
(RED)
1 2
CN2L
CN22 (BLUE)
ON OFF
SWE
LED2
(RED)
(WHITE) (WHITE)
CN105
CN4F CN44
1 4 1 4
9 1 5
5
RFI
FS TH2 TH5
SYMBOL
I.B. INDOOR CONTROLLER BOARD
SW1 SWITCH (FOR MODE SELECTION)
SW2 SWITCH (FOR CAPACITY CODE)
SW6 SWITCH (FOR MODEL SELECTION)
SWE CONNECTOR (EMERGENCY OPERATION)
TH1 INTAKE AIR TEMP. THERMISTOR
TH2 PIPE TEMP. THERMISTOR/LIQUID
TH5 COND./EVA. TEMP. THERMISTOR
FS FLOAT SWITCH
TERMINAL BLOCK
TB4
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK
TB15
(REMOTE CONTROLLER TRANSMISSION LINE)
RFI RADIO FREQUENCY INTERFACE FOR RF THERMOSTAT
INSIDE SECTION OF CONTROL BOX
I. B.
CN01
(BLACK) 1 3
1 3
SW6
CN3C (BLUE)
1 2
ON
DC294-340V
OFF
RECTIFY CIRCUIT
+
-
LED1
(RED) (WHITE) X1
CN20 CN30(GREEN) CNMF
1 2 7 4 1 3 1
(BLUE)
M
1~
MS
3~
DRAINPUMP
TH1
FAN MOTOR
NAME SYMBOL
OPTIONAL PARTS
W.B.
RU
BZ1
LED1
SW1
SW2
R.B.
TB6
14
5
FUSE
TB4
S1
S2
CNP
TO OUTDOOR
UNIT
S3
CONTROL BOX
TB15
PARTS LOCATION
NAME
IR WIRELESS REMOTE CONTROLLER BOARD
RECEIVING UNIT
BUZZER
LED (RUN INDICATOR)
SWITCH (HEATING ON/OFF)
SWITCH (COOLING ON/OFF)
REMOTE CONTROLLER BOARD
TERMINAL BLOCK
(REMOTE CONTROLLER TRANSMISSION LINE)
© 2014 Mitsubishi Electric US, Inc.
I. B.
TB4