LG PRDCA0 - FAN Signal Wiring Concept

28
AHU KIT WIRING CONFIGURATION WITH DDC
ENGLISH
ƖƖ
12
ƖƖ
Ɩ
3
Ɩ
HI
MED
LOW
[AHU Comm. Kit]
HEX
(MCC Panel )
HI(L)
MED(L)
LOW(L)
M
N
[AHU]
Motor operating power
220-240 V~ 50 Hz
220 V~ 60 Hz
208/230 V~ 60 Hz
M
Motor
Relay
Field Wiring
Factory Wiring
ƖƖ
1(L) 2(N)
ƖƖ
ſſ
1(L) 2(N)
ſſ
Control power
220-240 V~ 50 Hz
220 V~ 60 Hz
208/230 V~ 60 Hz
Cable : Over CV 1.5mm
2
R-HI R-MED
R-LOW
h If the motor is On/Off type, HI/MED/LOW wire have to connect as common.
For example, If you just connect HI wire to the motor(On/Off), motor is not operating according
to our control logic.
FAN Signal Wiring Concept