1.2 Intended audience
1.2.1 General
The Installation and commissioning manual is intended for
authorized installation, commissioning, and maintenance
personnel.
1.2.2 Requirements for personnel
The installation personnel must have a basic knowledge
in handling electric equipment. The commissioning and
maintenance personnel must be well experienced in
using electric equipment. ABB personell have to obey the
instructions in ABB CISE 15.4.
1.3 Revision notes and other
documents
For latest information on revisions and other
do
cuments related to the PSTX softstarters, please
check ABB Website. Select the link Control Products on
the site, and then continue to Softstarters.
1.4 Acronyms and abbreviations
The acronyms and abbreviations described in table 3 are
used in this manual.
Table 3 Acronyms and abbreviations
Acronym/
abbreviation
Description
BP By-pass
DOL Direct-on-line
EOL Electronic overload
FB Fieldbus
FBP Fieldbus Plug
HMI Human-Machine Interface
I
e
Rated operational current
IT Information Technology
LED Light Emitting Diode
PCBA Printed Circuit Board Assembly
PLC Programmable Logic Controller
PTC Positive Temperature Coefficient
SC Short Circuit
SCR Silicon Controlled Rectifier (thyristor)
TOR Top of Ramp (full voltage/Full-On)
U
c
Rated control circuit voltage, used for
controlling the softstarter. *
U
e
Rated operational voltage on the motor (three
phase main voltage feeding the motor). *
U
s
Rated control supply voltage, feeding the
electronics in the softstarter. *
*) For definition see IEC 60947-1 edition 5.0
1
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