Mitsubishi Electric MFZ-KA-VA Technical Data Book page 38

SEZ-KD25VA(L)
SEZ-KD35VA(L)
SEZ-KD50VA(L)
SEZ-KD60VA(L)
SEZ-KD71 VA(L)
TB15
1
TO MA REMOTE
2
CONTROLLER
For SEZ-KD VA
•
LED3
CN90
1 2 3 4 5
W.B.
1 2 3 4 5
CN1
BZ1
RU
RECEIVER
SW1
For SEZ-KD
SYMBOL EXPLANATION
SYMBOL
I.B. INDOOR CONTROLLER BOARD
FUSE FUSE AC250V 6.3A
ZNR01,02 VARISTOR
DSA ARRESTER
X1 AUX. RELAY
CN2L CONNECTOR (LOSSNAY)
CN32 CONNECTOR (REMOTE SWITCH)
CN41 CONNECTOR (HA TERMINAL-A)
CN51 CONNECTOR (CENTRALLY CONTROL)
LED1 POWER SUPPLY(I.B.)
LED2 POWER SUPPLY(I.B.)
LED3 TRANSMISSION(INDOOR-OUTDOOR)
SW1 SWITCH (FOR MODE SELECTION)
SW2 SWITCH (FOR CAPACITY CODE)
SWE CONNECTOR (EMERGENCY OPERATION)
NOTE) 1. Since the outdoor side electric wiring may change,be sure to check the outdoor unit electric wiring diagram for servicing.
2. Indoor and outdoor connecting wires have polarities, make sure to match terminal numbers(S1,S2,S3) for correct wirings.
3. Symbols used in wiring diagram above are,
:Connector,
SW1 SW2
CN32
CN51 CN41
CN2L
ON OFF
SWE
LED2
CN4F CN44
6 7 8 9 3 4 1
CN4F
1 2 3 4
6 7 8 9
LED1
SW2
t°
FS
TH2
VAL
•
Optional Parts
NAME
:Terminal Block.
INSIDE SECTION OF CONTROL BOX
I.B.
1 3
CN3C (Blue)
1 2
CN22 (Blue)
DC310~340V
ZNR01
Rectify circuit
LED1
(Red)
CN20 CNMF
2 3 4 1 2 7 6 5 4
t° t°
M
TH5 TH1
Fan motor
SYMBOL
W.B. WIRELESS REMOTE CONTROLLER BOARD
RU RECEIVING UNIT
BZ1
BUZZER
LED1
LED (RUN INDICATOR)
SW1
SWITCH (HEATING ON/OFF)
SW2
SWITCH (COOLING ON/OFF)
TH1
INTAKE AIR TEMP. THERMISTOR
TH2
PIPE TEMP. THERMISTOR/LIQUID
TH5
COND. /EVA. TEMP. THERMISTOR
L1
AC REACTOR(POWER FACTOR IMPROVEMENT)
FS
FLOAT SWITCH
TERMINAL BLOCK
TB4
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK
TB15
(REMOTE CONTROLLER TRANSMISSION LINE)
38
CN01
1 3 5
(Black)
DSA
ZNR02
U
FUSE
U
X1
CNP
1 3 1
(Blue)
M
1~
Drainpump
Optional Parts
NAME
L1:only
SEZ-KD71VA(L)
L1
TB4
S1
S2
TO
OUTDOOR
S3
UNIT