Fan Connection To Power Mains Schematics - Vents Fan Operation Manual

Sample schematic of basic three-speed fan model connection - basic modification and
FAN CONNECTION
modification C.
TO POWER MAINS
SCHEMATICS
EL
A
A - Fan
B - Distribution box
EL - Lighting lamp
S - External speed switch
P3-1-300 (shown schematically).
65
30
L
N
B
S
The fan is set to one of the three speeds
as necessary or switched off manually
with the help of external switch S
(e.g. P3-1-300).
Diagram 1
OFF
N
1
1
2
2
3
3
S
A
VN VN
L
N
EL
OFF
1
2
3
S
The fan is set to one of the 3 speeds with
the help of the external switch S
(e.g. P3-1-300).
The fan is activated or deactivated
simultaneously with the light in the
premises.
The fan is activated / deactivated only
simultaneously with the lights.
Diagram 2
N
1
2
3
A