Wire Connection Diagram - Mitsubishi Electric LGH-25RVX-E Installation Instructions Manual

Installation method (continued)
Wire connection diagram ----- Model LGH-15 to 100 RVX-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 isolator for the main switch power connection.
M
1
EXHAUST
FAN MOTOR
M
2
SUPPLY
FAN MOTOR
GM
M1: Motor for exhaust fan
M2: Motor for supply fan
GM: Motor for By-pass damper
TH1: Thermistor for outside air
TH2: Thermistor for return air
SW2,5: Switch (Function selection)
TM1: Terminal block (Power 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 (Power supply)
TAB3,TAB4: Connector (Reactor)
By-pass monitor or Pre-
heater signal output (*1)
Malfunction monitor
REACTOR
Exhaust or Supply fan
monitor output (*1)
PZ-
61DR-E
2nd remote controller
TAB3,4
(Max. 2 controllers)
CN9
2nd Lossnay unit
LED6
(Max. 15 units)
Lower Printed
M-NET-
Circuit Board
transmission cable
Shielded Wire
CN10
Uncharged
CN119
A-contact
CN118
TAB5 TAB2 TAB1
CN7
LINE FILTER
Definition of symbols
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
CN22: Connector (Thermistor OA)
(*1)
MAX 240 VAC 1 A MIN 220 VAC 100 mA
24 VDC 1 A 5 VDC
TM3
output (*1)
7
CN26
8
9
COM
10
X15 X14 X13
1
LED3
TM4
Upper Printed
2
Circuit Board
LED4
A
LED2
TB5
LED1
B
S
TM2
1
12V or
24V DC
2
Mr .Slim
(non-polar)
3
SA2
SA1
CN19
CN18
CN5
CN22
TH1(OA)
TH2(RA)
Isolator (Field supply)
L
N
POWER SUPPLY
PE
220-240 V / 50Hz
220 V / 60Hz
TM1
CN26: Connector (By-pass, 0 - 10 VDC Fan speed control)
CN32: Connector (Remote control selection)
SA1: Address setting rotary switch (10 digit)
SA2: Address setting rotary switch (1 digit)
LED1 to LED3: Inspection indicator lamp
LED4, LED6: Power supply indicator lamp
SYMBOL
100 mA
CN32
CN17
SW2
SW5
L
N
: Terminal block
: Connector on PCB
Eng-7