Wiring Diagrams; Utz-Bd025B; Utz-Bd035B, Utz-Bd050B - Fujitsu UTZ-BD035B Technical Manual

3. WIRING DIAGRAMS

3-1. UTZ-BD025B

SW1
Power Source
Switch
220-240V~single
phase 50Hz
Operation Switch
(3) (ON)
Low
(1) (OFF)
Air Flow Switch
(3) High
Damper
(1) Low
Function Select Switch
(3) Energy Recovery
Ventilation
(1) Normal Ventilation
To find out the function of
each switch, refer to Page 7
of the Owner's manual.

3-2. UTZ-BD035B, UTZ-BD050B

SW1
Power Source
Switch
220-240V~single
phase 50Hz
Operation Switch
(3) (ON)
Low
(1) (OFF)
Air Flow Switch
(3) High
Damper
(1) Low
Function Select Switch
(3) Energy Recovery
Ventilation
(1) Normal Ventilation
Main unit
Power Source
(Line)
L
Power Source
(Voltage)
(Neutral)
N
(Ground)
SW1
High
SW2
Common
Low
High
Damper
Terminal
board
Second main body
Main unit
Power Source
(Line)
L
Power Source
(Neutral)
N
SW1
High
SW2
Common
Low
High
Damper
Terminal
board
Second main body
Brown
Black
White
Black
Blue
Red
Red
Red Red
Black
Black
Relay 1
Black
White
Blue
White
Brown
White
Relay 2
Black
Grey
Grey
White
Relay 3
Brown
Black
White
Black
Blue
Red
Red
Red Red
Black
Black
Relay 1
Black
White
Blue
White
Brown
White
Relay 2
Black
Grey
Grey
White
Relay 3
- (01-13) -
UTZ-BD025B
Connector
Black
Capacitor
Orange
Red
Yellow
Yellow
White White Blue(High)
Yellow White(Extra high)
White
(Connector)
Black
Capacitor
Black
Orange
Red
Black
Yellow
White Blue(High)
White(Extra high)
(Connector)
Connector
Blue
Black
Black
White White
White
Yellow Yellow
Yellow
Connector Connector
Model No,
UTZ-BD035B
UTZ-BD050B
Connector
Black
Capacitor
Orange
Red
Yellow
Yellow
White White
Blue(High)
Yellow White(Extra high)
White
(Connector)
Black
Capacitor
Black
Orange
Red
Black
Yellow
White
Blue(High)
White(Extra high)
(Connector)
Connector
Blue
Black Black
White
White White
Yellow Yellow Yellow
Connector Connector
Black
Orange
Red
Supply
Yellow
Air Fan
Blue
White
Black
Orange
Red
Exhaust
Yellow
Air Fan
Blue
White
Damper
Motor
Micro switch
Capacitor
3.5 µF 450VAC
6.0 µF 450VAC
Black
Orange
Red
Supply
Yellow
Air Fan
Blue
White
Black
Orange
Red
Exhaust
Yellow
Air Fan
Blue
White
Damper
Motor
Micro switch