123
4U75S2SR2FA
4U85S2SR2FA 5U105S2SR2FA
PMV_A
●
1 2 3 4 5 6 7 8
CN33
CN34
CN9
CN8
MODULE COM
ELECTRONIC
CONTROL UNIT
Tc
LED11
LED12
M
●
250VAC T25A
FUSE1
CN16
CN1
CN2
ON
4321
ON
DISPLAY
COMM
L N
Power
CN3
SW6 SW5
W
B
R
W
U
COMPRESSOR
R
V
B
W
PMV_B
M
CN17
PMV_C
M
PMV_D
M
CN19
PMV_RE
M
Y/G
●
To Indoor
●
Units E
2
1
3
Definition of SW6
1
2
3
4
OFF
OFF
OFF
OFF
OFF
OFF OFFON
ON
ON
ON ON
Centralized Control
Address=1
Address=2
Address=16
---------------
---- ---- ---- ----
Definition of SW5
SW5-1
SW5-2
SW5-3
SW5-4
SW5-5
SW5-6
SW5-7
SW5-8
OFF
Restrict of Max Current:
ON→Less than 15A; OFF→Adjust by machine types
4U75S2SR2FA
Frequency Modify: ON→Available; OFF→Unavailable (Default)
Definition of SW1
SW1-1
SW1-2
SW1-3
SW1-4
Normal Operating(Default)
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
ON OFF
Compulsive Heating
Compulsive Cooling
Rated Operating
Y/G
To Indoor
Units D
2
1
3
Y/G
To Indoor
Units C
2
1
3
Y/G
To Indoor
Units B
2
1
3
Y/G
OR: Orange B: Black BL: Blue BR:Brown
Y/G: Yellow/Green R: Red W: White
Tc: Condensing Temp. Sensor
Ts: Compressor Suction Temp. Sensor
Ta: Ambient Temp. Sensor
Td: Compressor Discharge Temp. Sensor
Te: Defrosting Temp. Sensor
Tc1(a/b/c/d/e):Condensing Temp. Sensor
for Indoor Units a/b/c/d/e (Gas Pipe)
Tc2(a/b/c/d/e):Condensing Temp. Sensor
for Indoor Units a/b/c/d/e (Liquid Pipe)
*
●
The dashed part is optional.
R
R
R
R
ON
OFF
ON
Y/G
DISPLAY
ON
4321
CN2
CN3
CN1
CN4
SW1
4321
5
12 3 4
ON
W
B
0150526299
PMV_E
M
CN20
OFF
OFF
ON
ON OFF
ON
4U85S2SS2FA
Y/G
To Indoor
Units A
2
1
3
R
C2
C1
A
B
To Center
Controller
OFF
OFF
ON
OFF
Time Defrost Valid
MODULE
AC-L
AC-N
U
W
V
CN10
B
W
OFFOFF
ON
ON
ON
Cooling &
Heating
(Default)
Cooling Only
Available
Heating Only
Available
Note:The CN20
、
CN24-E
、
CN25-E and terminal block
E are only used on 5U105S2SS2FA
Vdc
PGND
Vcc
VSP
FB
SW7
CN15
CN14
CN24 CN25
Ts
Ta
Td Te E D
C
B A E D
C
B A
CN23
CN26
CN27
DC FAN
MOTOR
CN11
CN22
MODULE POWER
N-OUT
L-OUT
AC-N
PE
CN32
CN31
5U105S2SS2FA
W
B
L-OUT
N-OUT
B
W
CN11
TC1
TC2
HP
CN12 CN13
LP
CN18
AC-L
CN21
CRANKCASE
HEATER
CHASSIS
HEATING WIRE
CON9
CN5
4-WAY VALVE
CON8
L
N
CN4
CN35
PE
B
W
Quiet Operation: ON→Available; OFF→Unavailable (Default)
CN43
CN44
CN41
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