Axial fans

H2) EC motors (size 055, line-fed and constant air flow)
Notes on various control possibilities and their applications
U min = 15 V
I max =
10 mA
Mains
50/60 Hz
L
brown
N
blue
+
-
PE
green/yellow
PWM
12 V
10 K
+
-
U
Voltage output
+10 V max. 1.1 mA
red
Lin/PWM input
for set value
0-10 VDC / PWM
yellow
Air flow setting
PWM 1 - 10 kHz
100% PWM -> Vmax
17% PWM -> Vmin
< 15% PWM -> V= 0m 3 /h
Air flow setting
with variable
resistance
Max.
air flow
Air flow setting
1 V - 10 V
10 V -> Vmax
1.7 V -> Vmin
< 1.5 V -> V= 0m 3 /h
Counter
Controller
Alarm
GND
blue
Tach output
1 pulse per revolution
white
I sink max. 10 mA
680
47 V
1 F
start up at > 1.4 V
start up at > 1.4 V
Speed display
Customer circuit
Connection
Fan
Line 1
Line 2
L
N
PE
+10 V
0-10 V
PWM
GND
Tach
brown
blue
green/yellow
red
yellow
blue
white
Line Connection Colour Assignment / function Line Connection Colour Assignment / function
1 L brown Mains 50/60 Hz, phase 2
+10 V red Voltage output +10 V max. 1.1 mA
N blue Mains 50/60 Hz, neutral
0-10 V / PWM yellow Input for set value (impedance 100 k)
PE green/yel Protective earth
GND
blue
GND
Tach white Tach output: 1 pulse per revolution
422