Mitsubishi Electric LGH-200RVXT-E Technical Manual page 13

3. Wiring diagram --- Models LGH-250RVXT-E
* TM1, TM2, TM3, TM4, TB5 shown in dotted lines are field work.
* Be sure to connect the ground wire.
* A power supply isolator must be installed.
* Always use an all-pole isolator for the main switch power connection.
EXHAUST
FAN MOTOR
(Inside)
M
4
EXHAUST
FAN MOTOR
(Outside)
M
2
SUPPLY
FAN MOTOR
(Inside)
M
1
SUPPLY
FAN MOTOR
(Outside)
GM
GM
：
M1 Motor for supply fan (outside)
：
M2 Motor for supply fan (inside)
：
M3 Motor for exhaust fan (inside)
：
M4 Motor for exhaust fan (outside)
：
GM Motor for By-pass damper
：
TH1 Thermistor for outside air
：
TH2 Thermistor for return air
：
SW2,5 Sw itch (Function selection)
：
TM1 Terminal block (Pow er supply)
：
TM2 Terminal block (External control input)
：
TM3 Terminal block (Monitor output)
：
TM4 Terminal block (Transmission cable)
：
TB5 Terminal block (M-NET Transmission cable)
：
TAB1,TAB2,TAB5 Connector (Pow er supply)
Top Right Printed
Circuit Board
(EA Inside)
M
3
CN9 LED6
CN118
TAB2 TAB1
TAB5
LED6
CN121
CN9
Top Left Printed
Circuit Board
(EA Outside)
TAB2 TAB1
LED6
CN10
Bottom Right
Printed Circuit
Board
(SA Inside)
CN121
TAB1
TAB2
LED6
CN121
CN10
Bottom Left
Printed Circuit Board
(SA Outside)
TAB1
CN7
TAB2
：
X13 Relay contact
：
X14 Relay contact
：
X15 Relay contact
：
CN5 Connector (Thermistor RA)
：
CN7 Connector
(Motor for By-pass damper)
：
CN9 Connector (Fan motor)
：
CN10 Connector (Fan motor)
：
CN17 Connector (Fan speed 1/2/3/4)
：
CN18 Connector
：
CN118 Connector
：
CN19 Connector
：
CN119 Connector
Bypass monitor or
Preheater signal
output (*1)
Malfunction
monitor output (*1)
CN119
Operation
monitor output (*1)
COM
PZ-
61DR-E
2nd remote controller
(Max 2 controllers)
2nd Lossnay unit
(Max 15 units)
M-NET
transmission cable
Shield Wire
12V or
Volt-free
24V DC
contact
Mr.Slim
(non-polar)
REACTOR
FILTER
REACTOR
REACTOR
CN21
CN121
CN22
CN26
CN32
SA1
SA2
LED1 to 4 ： Inspection indicator lamp
LED6
SYMBOL
( 13 / 14 )
(*1) MAX 240VAC 1A MIN 220VAC 100mA
24VDC 1A 5VDC 100mA
TM3
7
CN20(GR)
8
CN26(WH)
9
CN32(WH)
10
X15 X14 X13
CN17(RE)
1
TM4
LED3
2
Printed Circuit
Board
A
for Control
B TB5
LED4
LED2
S
LED1
TM2
1
2
SW2
3
SA1 SA2
SW5
CN21
CN19
CN18
CN5
CN22
TH1(OA)
TH2(RA)
ISOLATOR
LINE
(Field supply)
L L
N N
POWER SUPPLY
PE
220-240V~ 50Hz
TM1
220V~ 60Hz
：
Connector
：
Connector
：
Connector (Thermistor OA)
：
Connector (By-pass,
0 - 10 VDC Fan speed control)
：
Connector (Remote control selection)
：
Address setting rotary sw itch (tens digit)
：
Address setting rotary sw itch (ones digit)
：
Pow er supply indicator lamp
： Terminal block
： Connector on PCB
N15HHGT0033