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System example for ECOi multi-connection system (140 kW capacity)
16 HP
System Overview – ECO G systems
Single-connection
A
AHU Kit enclosure (complete)
B
AHU system (field supplied)
C
Remote controller (integrated in AHU Kit enclosure)
D
Outdoor unit
E
Liquid piping (field supplied)
F
Gas piping (field supplied)
G
Electronic expansion valve
1 Single-connection system shown here as an example.
2 Multi-connection systems are possible in combination with PAW-160MAH2(L/M) or PAW-280MAH2(L/M). In case of
multi-connections with PAW-560MAH2(L/M) further restrictions will apply. For details, please contact your local Panason-
ic service partner.
AHU Kit – Installation Instructions – 11/2021
ECOi outdoor units
RC group wiring
16 HP
18 HP
Gas tube
Liquid tube
Outdoor unit / indoor unit communication
or multiple-connection
1
A
I
K
H
G
PAW-280MAH2
PAW-560MAH2
Air inlet temperature sensor
PAW-560MAH2
systems
2
B
C
D
F
J
L
M
H
Thermistor for liquid pipe (E1)
I
Thermistor for gas pipe (E3)
J
Thermistor for suction air (TA)
K
Thermistor for discharge air (BL)
L
Inter-unit wiring
M
Magnetic relay for operating the blower (field sup-
plied)
Product description
Fan operation signal
28 kW heat
Fan
exchanger
motor control
PCB
56 kW heat
exchanger
56 kW heat
exchanger
Air outlet temperature sensor
E
3
35
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