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
IND. CONT. EQ.
E231578 2RD5
ESD Sensitive product, use proper grounding and handling techniques when installing or servicing prod-
uct.
Do not throw in trash, use proper recycling techniques or consult manufacturer for proper disposal.
www.west-cs.co.uk
5
