Connection To Power Mains - Vents TT Silent-M EC U Series User Manual

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
N
— neutral
Х1
— terminal block for 230 V/50-60 Hz power mains
Х2
— terminal block for connection of an external speed controller
— external speed controller 0-10 V
S1
QF — external circuit breaker
230 V
50/60 Hz
X1
QF
N
L
+10 V
— +10 V output
CTR
— control signal +2 ... + 10 V
GND
— general
TACH
— 2 signals per 1 revolution
SW
— DIP switch
R1
— internal speed controller
R1
SW
external
control device
13
X2