PMA-Relay S 3PH
from 60A to 210A
4
User Manual
1.
Important warnings for safety
This chapter contains important information for the safety. The not observance of these
instructions may result in serious personal injury or death and can cause serious damages to the
Thyristor unit and to the components system included.
The installation should be performed by qualified persons.
In the manual are used symbols to give more evidence at the notes of safety and operativity for
the attention for the user:
This icon is present in all the operational procedures where the Improper operation
may result in serious personal injury or death by Electrical Shock Hazard Symbol
(a lightning bolt in a triangle) precedes an electric shock hazard CAUTION or WARNING
safety statement.
Warning or Hazard that needs further explanation than the label on unit can provide.
Consult User’s Guide for further information.
Unit is compliant with European Union directives. See Declaration of Conformity for
further details on Directives and Standards used for Compliance.
If available, unit is a Listed device per Underwriters Laboratories. It has been
investigated to ANSI/UL® 508 standards for Industrial Control Switches and equivalent
to CSA C22.2 #14. For more detail search for File E505847 on
www.ul.com
ESD Sensitive product, use proper grounding and handling techniques when installing
or servicing product.
Do not throw in trash, use proper recycling techniques or consult manufacturer for
proper disposal.
A “
NOTE
” marks a short message to alert you to an important detail.
A “
CAUTION
” safety alert appears with information that is important for protecting your
equipment and
performance. Be especially careful to read and follow all cautions that apply to your application.
A “
WARNING
” safety alert appears with information that is important for protecting you, others
and equipment
from damage. Pay very close attention to all warnings that apply to your application.
1.1.
Safety notes
WARNING!
To avoid damage to property and equipment, injury and loss of life, adhere to applicable
electrical codes and standard wiring practices when installing and operating this product. Failure to do
so could result in damage, injury and death.
WARNING!
All service including inspection, installation, wiring, maintenance, troubleshooting, fuse
or other user serviceable component replacement must be performed only by properly qualified
personnel. Service personnel must read this manual before proceeding with work. While service is
being performed unqualified personnel should not work on the unit or be allowed in the immediate
vicinity.
WARNING!
When in use the power controller is connected to dangerous voltages. Do not remove the
protective covers without first disconnecting and preventing power from being restored while servicing
the unit.
WARNING!
Do not use in aerospace or nuclear applications.
