ABB ACS880-107 Series

￭ Dual-channel connection with internal power supply
Frames R1i…R7i
+24 V
OUT
SGND
IN2
UDC+
UDC–
A
K
IN1
1
2
3
4
*
Inverter unit1
Control unit2
Control logic3
To motor4
Activation switchK
* "OUT1" with frame R5i
186 The Safe torque off function