Samson 3374 Mounting And Operating Instructions - page 6
6
EB 8331-3 EN
Safety instructions and measures
Revisions and other modifications
Revisions,conversionsorothermodificationstotheproductarenotauthorizedbySAMSON.
Theyareperformedattheuser'sownriskandmayleadtosafetyhazards,forexample.
Furthermore, the product may no longer meet the requirements for its intended use.
Safety features
Upon power supply failure, the Type 3374
1)
Electric Actuator causes the valve to move to a
certainfail-safeposition.Thefail-safeactionofSAMSONactuatorsisspecifiedonthe
actuator nameplate.
1)
Type 3374-21/-26/-31/-36
Warning against residual hazards
To avoid personal injury or property damage, plant operators and operating personnel must
preventhazardsthatcouldbecausedinthecontrolvalvebytheprocessmedium,theopera-
ting pressure, the signal pressure or by moving parts by taking appropriate precautions.
Theymustobserveallhazardstatements,warningandcautionnotesinthesemountingand
operating instructions, especially for installation, start-up and service work.
Responsibilities of the operator
The operator is responsible for proper operation and compliance with the safety regulations.
Operators are obliged to provide these mounting and operating instructions to the operating
personnel and to instruct them in proper operation. Furthermore, the operator must ensure
that operating personnel or third persons are not exposed to any danger.
Responsibilities of operating personnel
Operating personnel must read and understand these mounting and operating instructions as
wellasthespecifiedhazardstatements,warningandcautionnotes.Furthermore,the
operating personnel must be familiar with the applicable health, safety and accident
prevention regulations and comply with them.
Referenced standards and regulations
TheType 3374ElectricActuatorfulfillstherequirementsoftheDirectives2014/30/EUand
2014/35/EU.Thedeclarationofconformityincludesinformationabouttheappliedconfor-
mity assessment procedure. This declaration of conformity is included in the appendix of the-
se instructions.
TheType 3374ElectricActuatorisdesignedforuseinlowvoltageinstallations.
Î
For wiring, maintenance and repair, observe the relevant safety regulations.