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WARNING!
Never connect the drive output to the electrical power network. The connection
may damage the drive.
■
Example bypass connection
An example bypass connection is shown below.
Drive main switch
Q1
Bypass circuit breaker
Q4
Drive main contactor
K1
Bypass contactor
K4
Drive output contactor
K5
Drive main contactor on/off control
S11
Motor power supply selection (drive or direct-on-line)
S40
Start when motor is connected direct-on-line
S41
Stop when motor is connected direct-on-line
S42
Switching the motor power supply from drive to direct-on-line
1. Stop the drive and the motor with the drive control panel stop key (drive in the local
control mode) or the external stop signal (drive in the remote control mode).
2. Open the main contactor of the drive with S11.
3. Switch the motor power supply from the drive to direct-on-line with S40.
92 Guidelines for planning the electrical installation
Summary of Contents for ACQ580-34
Page 1: ... ABB DRIVES FOR WATER ACQ580 34 drive modules Hardware manual ...
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Page 132: ...Dimension drawing 132 External control unit option P906 ...
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Page 184: ...Standard configuration E208 and E210 included 184 Dimension drawings ...
Page 185: ...Drive module with option B051 Dimension drawings 185 ...
Page 186: ...Drive module with options B051 H370 186 Dimension drawings ...
Page 187: ...LCL filter module Dimension drawings 187 ...
Page 190: ...190 ...
Page 208: ... Declaration of conformity 208 The Safe torque off function ...
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