Mitsubishi Lossnay LGH-150RVXT-E Handbook page 7

LGH-250RVXT-E
* TM1, TM2, TM3, TM4, TB5 shown in dotted lines are field work.
* Be sure to connect the earth wire.
* A power supply isolator must be installed.
* Always use an isolator for the main switch power connection.
* Select proper circuit breaker according to the electrical current
shown in the right chart.
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: 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)
Top Right Printed Circuit Board
(EA Inside)
M (Top right power circuit board)
3
CN9
CN118
TAB2 TAB1
TAB5
LED6
CN121
CN9
Top Left Printed Circuit
Board (EA Outside)
(Top left power circuit board)
TAB2 TAB1
LED6
CN10
Bottom Right Printed
Circuit Board (SA Inside)
(Bottom right
power circuit board)
CN121
TAB1
TAB2
LED6
CN10
CN121
Bottom left Printed
Circuit Board (SA Outside)
(Bottom left
power circuit board)
TAB1
CN7
TAB2
TAB1, TAB2, TAB5: Connector (Power supply)
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
Model
Maximum current when operating
Inrush current after
power supply turned ON
Bypass monitor or Pre-
heater signal output (*1)
Malfunction monitor
LED6
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
Shielded Wire
12 V or
Volt-free
24 V DC
contact
Mr. Slim
(non-polar)
REACTOR
REACTOR
Definition of symbols
─ 7 ─
LGH-250RVXT-E
10.8 A
10 ms 21.8 A
100 ms 11.9 A
(*1)
MAX 240 V AC 1 A MIN 220 V AC 100 mA
24 V DC 1 A 5 V DC
TM3
7
CN20(GR)
8
CN26(WH)
9
CN32(WH)
10
X15 X14 X13
CN17(RE)
1
TM4
LED3
2
Printed Circuit Board for Control
(Control circuit board)
A
B TB5
LED4
S LED2
LED1
TM2
1
2
SW2
3
SA1 SA2
SW5
CN21
CN19
CN18
CN5 CN22
TH1(OA)
TH2(RA)
Isolator
LINE
(Field supply)
FILTER
L
N
POWER SUPPLY
PE
220-240V/ 50Hz
TM1
220V/ 60Hz
CN20: For optional components
CN21: Connector
CN121: Connector
CN22: Connector (Thermistor OA)
CN26: Connector (By-pass, 0 - 10 V DC Fan speed control)
CN32: Connector (Remote control selection)
SA1: Address setting rotary switch (tens digit)
SA2: Address setting rotary switch (ones digit)
LED1, LED2: Inspection indicator lamp
LED3: Remote controller power supply indicator lamp
LED4, LED6: Power supply indicator lamp
SYMBOL : Terminal block
: Connector on PCB
100 mA
L
N