Axial fans

AC axial
K series
AC axial
A series
EC axial
S series
Technology
Q-motor
Accessories
EC axial fans
AC axial
S series
AC axial fans
General
information
PE1
+18
V
+10 0-10
GND
GND NC COM
1 V V
H+ H+ TW
Sensor
KL2B
KL3B
KL5B
PE2
+ -
KL1
ESM
EC-SYSTEMS
RS
A
RS
B
RS
A
KL2A
RS
B
An
Tacho
GND NO COM EN EṈ
+
KL3A KL4
H1 H2 H3
PTC H- H- U V W
KL5A
KL6
Connector Connection Assignment / function Connector Connection Assignment / function
PE1
Ground connection
KL3A NO
Relay contact for alarm, make for failure
PE2
Ground connection
COM Relay contact for alarm
KL1 + 110 VDC
KL3B NC
Relay contact for alarm, break for failure
-
110 VDC
COM Relay contact for alarm
KL2A RS A Interface connection RS A
KL4 EN + Enable input via RESET function
RS B Interface connection RS B
EN - Enable input via RESET function
RS A Interface connection RS A
KL5A H1 Hall-sensor 1
RS B Interface connection RS B H2 Hall-sensor 2
An, Tacho Tach output, open collector H3 Hall-sensor 3
GND Reference KL2 (for KL2 only) Shielding connection
KL2B +18 V +18 V (non-stabilised, +20%, 20 mA) for supplying
Shielding connection
external sensors
KL5B H+ Power supply for hall-sensors (+)
Sensor 1 Input for external sensor, Ri = 100 k H+ Power supply for hall-sensors (+)
GND Reference KL2 (for KL2 only) TW / PTC Thermal switch or PTC connection
+10 V +10 V (stabilised +/- 3 %, 25 mA) H- Power supply for hall-sensors (-)
0-10 V Input for set value 0 - 10 V, Ri = 100 k H- Power supply for hall-sensors (-)
GND Reference KL2 (for KL2 only) KL6 U Motor winding U
V
Motor winding V
W
Motor winding W
339
Contacts