ABB PSTX 30***105, Service Manual

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Safety
Warning and information
This chapter describes warning and information signs used in
this manual, which the user should pay attention to.
• The service of the Softstarter shall be performed by
authorized personnel only.
• This manual need to be accessible to authorized
personnel working with service of Softstarters
PSTX720...840.
• The manual shall always be read through before
performing any service tasks.
Usage of warnings and notes
There are two types of safety instructions throughout this
manual: warnings and notes. Warnings caution you about
conditions which can result in serious injury or death and/
or damage to the equipment, and advise on how to avoid
the danger. Notes draw attention to a particular
condition or fact, or give information on a subject.
The warning symbols are used as follows:
WARNING. HAZARDOUS VOLTAGE
General warning symbol indicates the presence of
a hazard which could result in personal injury and
damage to equipment or property.
WARNING
Warning symbol indicates the presence of
hazardous voltage which could result in personal
injury.
Electrostatic sensitive devices warning
Electrostatic discharge is needed to not damage
the equipment.
WARNING. HAZARDOUS VOLTAGE
Symbol indicates that only authorized and
appropriately trained personnel are allowed to do
the installation, operation and maintenance of the
product. It should be done in accordance, with
existing laws and regulations.
INFORMATION
Information sign tells the reader important facts
and conditions.
Electrostatic sensitive devices warning
The printed circuit boards contain components
sensitive to electrostatic discharge. Wear a grounding
wrist band when handling the boards. Do not touch
the boards unnecessarily.
Personal safety
WARNING. HAZARDOUS VOLTAGE
Service and repair shall be performed by
authorized personnel only.
Service and repair shall be done in accordance
with existing laws and regulations.
ABB personnel must under all circumstances, as a
minimum, follow the ABB CISE 15.4 instruction.
WARNING
Use protective gloves when working with cover
plates to prevent cutting injuries.