Connection Principle - ABB ACS355 series User Manual

Connection principle


Connection with internal +24 V DC power supply
K
X1C:1
X1C:2
X1C:3
X1C:4

Connection with external +24 V DC power supply
24 V DC
-
+
X1C:1
K
X1C:2
X1C:3
X1C:4
X1A:3/6/8/10
Control unit
STO
OUT1
+ 24 V DC
OUT2
+ 24 V DC
IN1
IN2
Control logic
Control unit
STO
OUT1
+ 24 V DC
OUT2
+ 24 V DC
IN1
IN2
Control logic
GND
Appendix: Safe torque off (STO) 419
Drive
UDC+
T1/U,
T2/V,
A
T3/W
UDC-
Drive
UDC+
T1/U,
T2/V,
A
T3/W
UDC-