Component Designations Used In The Diagrams; 2×D8T 6-Pulse Circuit Diagrams - ABB ACS880-304 +A018 Hardware Manual

262 Example circuit diagrams

Component designations used in the diagrams

2×D8T 6-pulse circuit diagrams
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The 2×D8T 6-pulse circuit diagrams include:
Designation Component
A1.1 CVAR board for UL/CSA installations only
A51 BCU control unit
A58 DPMP-01 door mounting kit for control panel
A59 ACS-AP-I control panel
A61 Emergency stop safety relay
A62 Emergency stop extension safety relay
F1.x Main AC fuses for protecting the input cables, main contactor
F3.x AC fuses for protecting the modules
G24 Incoming cubicle fan for cooling the AC fuses
Q1.1 Main switch-disconnector
Q2.1 Main contactor (not obligatory). See
page 40.
Q21 Auxiliary voltage switch with fuses
S21 Operating switch
S61 Emergency stop button
S62 Emergency stop reset button
T1.x Frame D8T diode supply module(s)
T111 400 V AC 3-phase DOL fan supply (option +C188)
T21 Auxiliary voltage transformer
The 2×D8T 6-pulse circuit diagrams also include:
•
an example of auxiliary voltage distribution
•
internal heating element of the module (option +C183)
•
DSU cabinet option +Q963 Emergency stop (category 0) with safety relays, by
activating the Safe torque off function without opening the main contactor/main
breaker.
Switching, disconnecting and protecting solution on