Wiring Diagrams - Mitsubishi Electric LGH-F300RX3-E Handbook

3. Wiring diagrams

LGH-F300RX -E,LGH-F600RX
3
* Connect the wires shown as dotted lines.
* Be sure to connect the grounding wire.
* Breaker should be provided by the customer.
MARK : Indicates ter-
minal block
: Connector
: Board inser-
tion connector or
fastening connec-
tor of control
board
-E
3
— 7 —
Symbol explanation
M1: Motor for exhaust fan
M2: Motor for supply fan
C: Capacitor
GM: Motor for Bypass move-
ment
LS: Microswitch
TH1: Thermistor for outside air
TH2: Thermistor for return air
SW1: Switch (Main/Sub change)
SW2,5: Switch (Function selec-
tion)
SW3: High/E.High select switch
(Exhaust fan)
SW4: High/E.High select switch
(Supply fan)
TM1: Terminal block
(Power supply)
TM2: Terminal block
(Transmission cable and
external control input)
TM3: Terminal block (Monitor
output)
TB5: Terminal block
(M-NET Transmission
cable)
S1,S2: Connector (Power sup-
ply)
TR: Control circuit trans-
former
X7: Relay contact (For opera-
tion monitor output)
• PZ-41SLB-E and PZ-52SF-E cannot be used simultaneously.
X8: Relay contact (For mal-
function monitor output)
CN1: Connector
(Transformer primary)
CN2: Connector
(Transformer secondary)
CN5: Connector
(Thermistor)
CN6: Connector
(Microswitch)
CN7: Connector (Motor for
Bypass operation)
CN8-1: Tab connector
(Fan motor)
CN8-2: Tab connector
(Fan motor)
CN9: Connector (Fan motor)
CN10: Connector (Fan motor)
CN16: Connector (High/Low
switch)
CN32: Connector (Remote
control selection)
SA1: Address setting rotary
switch
(10 digit)
SA2: Address setting rotary
switch
(1 digit)
LED1: Inspection indicator lamp
LED2: Inspection indicator lamp
LED4: Power supply indicator
lamp
LED6: M-NET indicator lamp