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Toshiba VN-250SE Service Manual page 22

Heat exchange ventilators
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Divide the power lines running
to the switch and the main unit.
On the product. do not attach
more then one cable to each
terminal.
Operation Switch
(1) 0 (OFF)
(2) 1 (ON)
Air Flow Switch
(3) High
(4) Low
Function Select Switch
(5) Heat Exchange
Ventilation
(6) Normal Ventilation
To find out the function
of each switch.
• Use the polyvinyl chloride insulated and sheathed cables for fixed wiring having
1.6 mm to 2.0 mm in diameter or 2.0 mm² to 3.1 mm² in conformity with IEC 60227-4.
(Carry out the work based on the laws, regulations and technical standards of the
country concerned.)
• Follow the following steps for wiring.
• Unfasten two cover-fixing screws of the electrical equipment box,
open the box cover, and then connect wiring firmly.
• Fit the cables from the terminal firmly with a cord clamber.
• When you need much airflow or a duct is long, change the wire connection from High to Extra High.
• Unfasten two cover-fixing screws of the electrical equipment box and open the box cover.
• Change CN6 to CN5 and CN8 to CN7 inside the Electric Parts Lid.
• It is possible to operate up to 10 units from one switch set.
(CN8)
(CN8)
• Use the power source corresponding to the name plate. Using a different power source may cause the
motor to burn out.
• Carry out grounding work according to the laws and regulations of the country concerned and the technical
standard.
• After completion of wiring, check again there are no wrong wirings before power ON.
Red
Supply
Air Fan
Orange
Yellow
Blue
Low
High
Whte
Extra
High
Black
Common
Power Source
1 2 3 4 5 6 7
CN–
1
2
3
4
5
6
7
SAFM
3
1
(LINE)
CN8
CN7
(NEUTRAL)
NO
NC
(1)
RY5
CM
(2)
(3)
L
N
(4)
COMMON
LOW
(5)
HIGH
(6)
DAMPER
Switch
(Srcond main body)
(To be procured
locally)
L
Power Source
N
COMMON
LOW
HIGH
DAMPER
Third main body
Switching Connector
(CN8)
(CN8)
Damper
Motor
Red
Exhaust
Capacitor
Capacitor
Air Fan
Orange
Yellow
Blue
Low
High
Whte
Extra
High
Black
Common
1 2 3 4 5 6 7 8
1 2 3 4 5
1
2
3
4
5
6
7 8
1 2 3
4
CN–
EAFM
NC
NO
4
RY4
CM
1
CN6
CN5
NO
RY3
NO
NC
CM
RY2
CM
NC
NO
RY1
CM
1
TM1
2
3
4
5
6
7
TM1
1
2
3
4
5
6
7
Cover-fixing screws of the
Electric Parts Lid
Electric Parts Lid
CAUTION
– 22 –
5
CN–DM
RY4
RY3
Model
RY1
VN-800SE
RY5
VN-1KSAE
RY2
Model
VN-800SE
VN-1KSAE
Power Source
220-240V~50Hz/
220V~60Hz
220-240V~50Hz
Capacitor
8.0µF 450VAC
10.0µF 450VAC
Ring
terminal
Secure wire
properly
Stranded
wire

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This manual is also suitable for:

Vn-350seVn-500seVn-800seVn-1ksae