Multiple Ach580-04 Drives, External Power Supply; Activation Switch - ABB ACH580-04 Hardware Manual

176 The Safe torque off function

Multiple ACH580-04 drives, external power supply

+ 24 V DC
+ 24 V DC
2
1
2
1
2
1
1 Drive
2 Control unit
K

Activation switch

Activation switch
￭
In the wiring diagrams, the activation switch has the designation [K]. This represents a
component such as a manually operated switch, an emergency stop push button switch, or
the contacts of a safety relay or safety PLC.
STO
34 OUT1
35 OUT2
36 SGND
37 IN1
38 IN2
STO
34 OUT1
35 OUT2
36 SGND
37 IN1
38 IN2
STO
34 OUT1
35 OUT2
36 SGND
37 IN1
38 IN2
24 V DC
– +
K