ABB ACS880-M04 - Example of a Bypass Connection

Planning the electrical installation 69
 Example of a bypass connection
Q1 Drive main switch S11 Drive main contactor on/off control
Q4 Bypass circuit breaker S40 Motor power supply selection (drive or
direct-on-line)
K1 Drive main contactor S41 Start when motor is connected direct-on-
line
K4 Bypass contactor S42 Stop when motor is connected direct-on-
line
K5 Drive output contactor