Safety Block Diagrams - ABB ACS880-07 User Manual

Safety block diagrams


The components that are included in the safety circuit are shown in the safety block
diagrams below for different drive types.
Diagram 1: ACS880-07 drives, frames R6 to R11 and ACS880-17/-37 drives, frame R8,
6-pulse variants with one contactor or circuit breaker
E-stop
button
Diagram 2: ACS880-17/37 drives, frame R11
E-stop
button
Auxiliary
safety
relay
Diagram 3: ACS880-07 drives, frames nxDXT + nxR8i, 12-pulse variants with two
contactors
E-stop
button
E-stop
safety
relay
E-stop
safety
relay
Main
contactor
E-stop Auxiliary
safety
safety
relay
relay
Option description and instructions 29
Main
Auxiliary
contactor
safety
or
relay
circuit
breaker
Auxiliary
safety
relay
Main
contactor
Charging
supply
contactor
Main
contactor