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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.
4.
Wait for 10 seconds to allow the motor magnetization to dissipate.
5.
Start the motor with S41.
Guidelines for planning the electrical installation 81
Summary of Contents for ACS880-04F-504A-3
Page 1: ... ABB INDUSTRIAL DRIVES ACS880 04F drive modules Hardware manual ...
Page 2: ......
Page 4: ......
Page 26: ...26 ...
Page 36: ...36 ...
Page 44: ...44 ...
Page 50: ...50 Mechanical installation ...
Page 56: ...56 ...
Page 116: ...116 ...
Page 122: ...4 3 2 122 Maintenance ...
Page 128: ...128 ...
Page 143: ... Package dimensions Package dimensions without IP shroud kit Technical data 143 ...
Page 158: ...158 ...
Page 160: ...Standard configuration IP20 UL Type Open 160 Dimension drawings ...
Page 161: ...Drive module with options E208 and H370 IP20 UL Type Open Dimension drawings 161 ...
Page 162: ...Drive module with options 0B051 E208 0H371 IP00 UL Type Open 162 Dimension drawings ...
Page 163: ...Drive module with options 0B051 E208 0H371 C217 IP00 UL Type Open Dimension drawings 163 ...
Page 164: ...Drive module with options 0B051 0H371 IP00 UL Type Open 164 Dimension drawings ...
Page 165: ...Mounting plate opening 3AXD50000038119 Dimension drawings 165 ...
Page 166: ...3AXD50000038119 166 Dimension drawings ...
Page 167: ...External control unit 3AXD50000011687 Dimension drawings 167 ...
Page 168: ...168 ...