ABB PSTX370 Service Manual page 8

1.1 Service manual
This manual contains step-by-step instructions on
how to perform service and maintenance on Softstarter
range PSTX210...370 and PSTX470...570.
maintenance should be performed in accordance with this
instruction to ensure product functionality, and to prevent
that the lifetime of the product is shortened.
1
1.1.1 Intended audience
General
The service manual is intended for internal use and for
the maintenance personnel responsible for service within
ABB.
Reprint
Reprinting of this service manual is only promoted on
approval. Reprint for internal use is permitted only for ABB
service engineers.
1.1.2 Revision notes and related
documents
For latest information on revisions and other documents
related to the Softstarters, please check
lowvoltage.
Table 1
Document
Spare parts catalogue
1.1.3 Acronyms and abbreviations
Acronyms and abbreviations used in this manual.
Table 2
Acronym/ Description
Abbreviation
PCBA Printed circuit board assembly
ESD Electrostatic sensitive device
LED Light Emitting Diode
LCD Liquid Crystal Display
SCR Silicon Controlled Rectifier (Thyristor)
HMI Human-Machine Interface
FBP Fieldbusplug
PCBA Printed Circuit Board Assembly
CT Current Transformer
R\L-key Remote or Local
i-key Information key
Introduction | Service Manual |
8
Service and
www.abb.com/
Document name
1SFC001013C0201
1SFC13105M0201
1.1.4 Chapters included
Table 3
Chapter Description
1. Introduction Introduces the reader to this manual.
2. Description Describes the maintenance in general.
3. Service This chapter describes how to perform service on the
PSTX210...370 Softstarter step-by-step.
The chapter contains:
• Earth the Softstarter
• How to enter the password code
• Update firmware
• Set the ID
• Reset to factory defaults
• Remove the HMI
• Place new HMI
• Disconnect main power cables and control
cables
• Connect main power cables and control
cables
• Change the PCBA
• Change the fans
• Change the bypass contactor
• Change the current transformers
• Change the SCR
• Test the SCR
4. Service This chapter describes how to perform service on the
PSTX470...570 Softstarter step-by-step.
The chapter contains:
• Earth the Softstarter
• How to enter the password code
• Update firmware
• Set the ID
• Reset to factory defaults
• Remove the HMI
• Place new HMI
• Disconnect main power cables and control
cables
• Connect main power cables and control
cables
• Change the PCBA
• Change the fans
• Change the bar holders
• Change the current transformers
• Assemble the Softstarter
• Change the bypass contactor
• Assemble the Softstarter
• Change the SCR
• Assemble the Softstarter
• Test the SCR
• Change the Stays
4. Revision Shows revisions of this manual