
2 SP 2-Ex,SP 2.3-Ex,SP 2.4-Ex
The Installation,ServiceandMaintenanceInstructionsaredrawnup accordingto requirementsofECExecutive
Nr.89/392/EEC"Uniformrequirementsformachinesand devicesfromthe pointofviewofsafetyand health
care", to save life and health ofusers and to avoid materialdamagesand exposure environment to danger.
1.Generaldata
1.1Purpose andapplications
Explosion -proofelectricpart-turnactuators (hereinafterEA)types SP2-Ex,SP2.3-Ex, SP2.4-Ex
(hereinafterSP X-Ex) resp. EA withcontrollertypesarehigh-powered electric-mechanicalproducts,designedfor
directinstallationsonto controlled devices(regulating bodies-valves,etc.).EAareprovided forremote controlof
closing bodies,andEAwith controllerforautomotivecontrolofregulating bodiesinbothdirectionsoftheir
movement. Theycan be equippedwith meansofmeasuring and controloftechnologicalprocesseswherean
unifiedanaloguedirectcurrent orvoltagesignalisan information beareron theirinput and/oroutput. Theycan
be used inheating, energy,gas,air-conditioningandothertechnologicalsystems,whichtheyaresuitablefor,
regarding theirfeatures.Theyareconnected with controlleddeviceswith aflange according to ISO5211 anda
couplingorusing a stand and a coupling/a lever.
1. Donot count with tight closing performedby control signalsof EA with controller.
2. Itis forbiddento use EA as a lifting mechanism!
3. Switching of actuatorbya semiconductorswitches haveto be consultedwith producer.
1.2Safetyinstructions
In orderto demonstrate thecompliancewiththe requirementsofthe EuropeanCouncildirectiveon machinery
2006/42/EC,European Parliament andCouncil Directive 2014/34/EU on equipment and protectivesystems
intendedforuseinpotentiallyexplosiveenvironment (designated asDirectiveATEX100a),directiveofthe
Council2014/35/EUon LVDand Council Directive2014/30/EUonEMC, the electricactuators aresubjectto
certification byauthorized certification facilities.
The productmeetsthe essentialsafetyrequirementsaccordingtoEN 60204-1and isincompliance with
EN 55011/A1withinvalidedition.
1.3Productinfluencetoenvironment
Productcharacteristicsfrom riskpoint of view
EA of SPX-Ex typesarereservedtechnicaldeviceswith higherrate ofdanger(group A),with possibility
ofinstallationinareasspeciallydangerregardingcasualtiescausedbyelectriccurrent. Electricactuators are
accordingtodirectiveLVD2014/35/EUand standardEN/IEC61010-1withinvalideditionassignedfor
installation categoryII (overvoltage category).
Productinfluence to environment
Electromagnetic compatibility(EMC):the productcomplieswith therequirementsof the Directive2014/30/EU
ofthe European Parliamentandofthe Councilon theapproximation ofthelawsthe MemberStatesrelating to
the electromagneticcompatibilityandwiththe requirementsof ENstandardsaswell EN/IEC61000-6-4+A1,
EN/IEC 61000-6-2, EN/IEC61000-3-2and EN/IEC61000-3-3withinvalidedition.
Vibrations causedbythe product: productinfluenceisnegligible.
Noise producedbytheproduct: The maximumallowablenoicelevel(A)ofthe productmeasured inaplaceof
operation is80dB(A).
Electricactuators are made inexplosion-proofversion Exdb eb h II BT5 Gb and Ex
h tb IIIC T100°CDb, pursuant to:
EN/IEC 60079-0: Explosiveatmospheres– Part 0 : Equipment generalrequirements– Generalrequirements
EN/IEC 60079-1: Explosiveatmospheres– Part 1 : Equipment protection byflameproofenclosures“d”
EN/IEC 60079-7: Explosive atmospheres-Part7: Equipment protection byincreased safety"e".
EN/IEC 60079-31:Explosive atmospheres– Part 31: Equipment dust initionprotectionbyenclosure „t“,within
validedition.
ElectricpartsEA areproposed:
- as devices ofthe group II resp. III for othersthreatened areas (excluding mines)
- ofthe category 2 withdemanding requirementsforsafety
- for use inzone 1, 2, 21 a22.
- for atmospheres G (gases, vaporsor mists) or D (combustibleconductivedusts)
- topressurerange from0.8to1.1bar.
II 2G II 2D