5 Electrical wiring diagrams
figure 49 - Electrical wiring of outdoor unit (single phase model)
WOYG112LBT / WOYG112LCT
WOYG140LBT / WOYG140LCT
Temp. sensor.
Pressure
regulator.
Temp. sensor.
Evaporator medium
Re-injection
pressure
regulator coil
Temp. sensor.
Back-flow
Temp. sensor.
Evaporator
Temp. sensor.
Outdoor
Temp. sensor.
Compressor
Pressure
switch
4 way valve
Re-injection
coil
Pressure
regulator coil
Fan 1 motor (upper)
Fan 2 motor (lower)
fuse
10A
Electrical
power supply
230 V
Interconnection
between outdoor unit
and hydraulic module
F2 T 3,15A - 250 V
F4 T 5A - 250 V
Posistor
Coil
Relay
Diode bridge
Terminal
block
Terminal
block
Terminal
block
Compressor
Inverter board
Option (connector)
see the technical
instructions
Active
filter
board
Filter board
Main regulation board
Temp. sensor.
radiator
Colour codes
BK
black
BN
brown
BU
Blue
GN
green
GY
Grey
OG
Orange
RD
red
VT
Violet
WH
white
YE
yellow
Fuse
Fuse
Installation and operating manual
"
1605 - EN
"
alfea hybrid duo heat pump oil low NOx CH
- 54 -