13
CONNECTION TO POWER MAINS
The fan is rated for connection to single-phase AC 230 V/50-60 Hz power mains.
TERMINAL DESIGNATIONS ON THE WIRING DIAGRAM
L
— line
+10 V
— +10 V output
N
— neutral
CTR
—
control 2 ... + 10 V
Х1
— terminal block for 230 V/50-60 Hz power mains
GND
—
general
Х2
— terminal block for connection of an external speed controller
TACH
—
2 signals per 1 revolution
S1
— external speed controller 0-10 V
SW
— DIP switch
QF
— external circuit breaker
R1
— internal speed controller
N
L
QF
(2)
SW
R1
X1
X2
blue
re
d
yello
w
blue
whit
e
br
own
external
control device
230 V
50/60 Hz
