Mitsubishi Electric Lossnay LGH-100RX3-CAN Technical Manual page 147

City Multi + LOSSNAY ( LGH ) + PRE-HEAT UNIT INSTALLATION
Indoor
RA
LOSSNAY
LGH-RX type
SA
Power source
For damper
Operation monitor
Output
TM3
10
9
8
7
TM2
1 2 3 4 5
PAR-F27MEA
CAUTION:
All installation work should be carried out in accordance with local regulation.
Select and operate Pre-heat unit that Lossnay supply intake air temperature becomes between -10 to 40 degree C.
Pre-heat unit must be installed from Lossnay unit as far as possible, because of fire prevention.
144
EA
OA
Pre-heat unit OA damper
TM1
LOSSNAY
LGH-RX type
TB5
A B S
6
M1 M2 S
TB5
City Multi IC
EA damper
Outdoor
EA.
damper
Power source
For LOSSNAY
OFF delay TIMER
1. Pre-heat unit Power ON a contact
2. Pre-heat unit Power OFF a LOSSNAY delay OFF
Purpose : Heater cool down
After system off.
OA.
Relay
damper
Pre-heat unit
OFF
delay
TIMER
Switch
or
Thirmistor
(ON:winter)