TheSiemensSIRIUS3TH4seriesisacontactorrelayforswitchingthecontrolsignalsinthecontrolcircuit
Ithasoperatingvoltageof220VAC
Thecontactorrelayshavestandard-compliantterminaldesignationsandareliableconnectiontechnology
Thetypeofelectricalconnectionforauxiliaryandcontrolcurrentcircuitisthroughscrewterminal
Duetomultiplicationofoutputs，simultaneousswitchingofupto10auxiliarycircuitsispossible
ThecontactsaredesignedwithpositivelydrivenoperationforsafetyapplicationsaswellasSUVAversions
Thedevicesareclimate-resistantandhaveahighcontactreliability
Itisapprovedforworldwideusee.g
IECandUL/CSA.ProtectionclassIPisIP20Ambientoperatingtemperatureis-25to+55℃
The Siemens SIRIUS 3TH4 series is a contactor relay for switching the control signals in the control circuit。It has operating voltage of 220 V AC。The contactor relays have standard-compliant terminal designations and a reliable connection technology。The type of electrical connection for auxiliary and control current circuit is through screw terminal。Due to multiplication of outputs， simultaneous switching of up to 10 auxiliary circuits is possible。The contacts are designed with positively driven operation for safety applications as well as SUVA versions。The devices are climate-resistant and have a high contact reliability。It is approved for worldwide use e.g。IEC and UL/CSA.Protection class IP is IP20 Ambient operating temperature is -25 to +55℃。
