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This helps you achieve up to 80 percenttime savings in product selection andintegration in your tools.Adapt flexibly: connection versionsDon’t worry about compatibility with yourinstallation: The 3VA molded case circuitbreaker is always the right solution. Itoffers you a wide and varied range ofconnection technologies and so can beadapted to any installation requirements.Install quickly: consistent technologyPlan on spending less time, because consistent, end to-end connection technology greatly simplifies installation. It allowsyou to use the same connections forfixed mounting, plug-in technology, anddraw-out technology. Identical dimensions for switch disconnectors andmolded case circuit breakers also facilitate your planningData on the go: Knowledge ManagerWhenever you need technical information – around the clock, during installation, parameterization, or maintenance –the Knowledge Manager is always at theready. Technical product information canbe retrieved directly at the system on thebasis of article numbers via a QR code.This gives you convenient, continuousaccess to relevant product data, includingcharacteristic curves, certificates, manuals (also available as tablet version), andoperating instructions.Highlights Less time and effort neededfor planning, configuration,and documentation Quick and easy selection ofbasic devices and accessoriesusing configurators Suited to all installation re-quirements thanks to vari ableconnection technology Knowledge Manager:Technical information canbe retrieved directly at theinstalled deviceKnowledge Manager – retrieve all the information directly at your systemIf technical information is required during installation, parameterization, or maintenance, it can be retrieveddirectly at your system via a QR code. This gives you instant access to up-to-the-minute data – fail-safe,worldwide, and around the clock.A QR code is clearly visible onevery 3VA molded case circuitbreaker.Scan the QR code with a smartphone or tablet PC.Take advantage of the full range of services by usingthe free “Industry Support” app from Siemens.You can directly view or downloadall relevant product information.13

Increase transparency:Keep an eye on your ENCYENSURESYSTEMAVAILABILITYKeep an eye on your system atall times and instantly identifyenergy-saving potential. Withits reliable data acquisition andtransfer, the 3VA2 molded casecircuit breaker series is also ideally equipped to meet modernpower distribution challenges.It can be easily integrated intohigher-level energy management and automation systems.Acquire data efficiently:power monitoringCollect all energy-related data and increase the transparency of your systemwith the 3VA2 molded case circuit breaker:The ETU 8-series provides an integratedmeasuring function for current, voltage,and energy values. You now have acomplete overview of various measuredvalues – for consistent, end-to-end monitoring and evaluation according to yourown requirements. As a result, you canimmediately optimize energy consumption and efficiency.Numerous communication options –end-to-end flexibilityEthernet (Modbus TCP)3VA-linePROFIBUS DPCommunicative:The 3VA2 moldedcase circuit breakercan be connected tohigher-level management systems viaconventional bussystems.14powermanagerpower monitoringsoftwarepowerconfigconfiguration software3VA2 molded casecircuit breakerT-Connector

Obtain instant overview: system statusYou can connect your communicationcapable 3VA2 molded case circuit breakerto higher-level energy management andautomation systems via the commonPROFIBUS, PROFINET, Ethernet (ModbusTCP) and Modbus RTU bus systems. Thesystem states and measured values canthen be transferred via these interfaces.This keeps the processes in your systemtransparent at all times.Quickly up-to-date: data transferThe 3VA molded case circuit breakercontinuously transmits status, error, andalarm signals to higher-level management systems. If the 3VA2 molded casecircuit breaker is installed in the drawoutframe, its position (CONNECT, TEST,DISCONNECT) can also be transmitted tothe system.The COM800 data concentrator allowsyou to monitor more than one 3VA2molded case circuit breaker: It collatesand communicates data from up to eightbreakers.Highlights ETU 8-series: integratedmeasuring function for current,voltage, and energy values Constant overview of thecircuit breaker status (ON,OFF, TRIPPED) and limit values Communication connection viaPROFIBUS, PROFINET, Ethernet(Modbus TCP) and Modbus RTU DSP800 display for viewingmeasuring data from upto eight molded case circuitbreakers, for installation ina cabinet door Continuous system monitoring,e.g. for preventive maintenanceSIMATIC S7PROFIBUS DPPROFINETT-ConnectorEthernetCOM800breaker dataserverDSP800displayCOM060communication module3VA2 molded casecircuit breaker7KM PAC Switched EthernetPROFINET expansion module7KM PAC PROFIBUS DPexpansion module7KM PAC RS485expansion module15

Ensure system availability:Respond PARENCYENSURESYSTEMAVAILABILITYSafe:Residual current devices(RCDs) reliably disconnect fault currents forincreased personnel,fire, and ground-faultprotection.16You can rely on the trouble-freeoperation of your system,because the 3VA molded casecircuit breaker sets the standard for reliability. An intuitiveoperating concept, excellentselectivity properties, and accessory components for extended protection functions ensurehigh availability, security, andprotection of your systems andconsumers.3VA2 molded case circuit breakerwith loadside mounted RCD8200Operate smoothly: protection functionsAlways be on the safe side during operation: The 3VA molded case circuit breakerpromptly identifies critical system states,enabling it to respond quickly to preventunscheduled system shutdowns. Reportsfrom the trip unit combined with reportsfrom auxiliary and alarm switches ensurequick and easy fault diagnosis as well assmooth operation.Direct protection: selectivityAvoid unnecessary costs and maintainavailability: thanks to the sophisticatedselectivity concept from Siemens. Fullselectivity enables the 3VA molded casecircuit breaker to disconnect the specificsystem component that is malfunctioning– even in the dynamic tripping range –3VA1 molded case circuit breakerwith side mounted RCD510

which prevents a complete shutdown ofyour entire system.Protect consistently: operational safetyEnjoy the security of increased personneland line protection – without effort butwith high reliability – thanks to residualcurrent devices (RCDs) mounted on the3VA molded case circuit breaker. RCDscontinuously detect fault and differentialcurrents and ensure disconnection in theevent of an emergency.Operate conveniently: identificationThe intuitive operation of the 3VA mol ded case circuit breaker leaves nothing tochance: it’s clear and simple to handle aswell as safe and time-saving during dailyoperation. For example, you can clearlyidentify the switch position regardless ofvisibility, thanks to the clever illumination kit. The safety of system operatorswas also a major consideration duringdevelopment. The result: a high level ofprotection against unauthorized operation, front and rear interlocking, andsecuring of the actuator in the ON or OFFposition.Short downtimes are assured, even forcritical applications: The 3VA moldedcase circuit breaker can be quickly andeasily exchanged – especially when in stalled with plug-in or draw-out techno logy.Highlights Maximum safety forpersonnel and systems Prompt response thanksto fast and reliable faultdiagnosis Preventing of shutdown bymeans of a sophisticatedselectivity concept Easy and intuitive operation Simple fuse adaption withthe ELISA ETU340 trip unitSimple fuse adaption: ELISA tripping characteristicSimplify your system planning: The new ELISA current-time characteristic improves the selective scalingof upstream circuit breakers in combination with downstream fuses. Rated current gaps between thecircuit breakers and fuses can now be coordinated better and more easily. This results in smaller ratedcurrent gaps, allowing the use of smaller, more cost-effective circuit breakers.10,0003VA2 molded case circuit breakerwith ETU350 (In 160 A)1,00010,0003VA2 molded case circuit breakerwith ETU340 ELISA (In 160 A)1,000LV HRC fuse (In 100 A)100Non-selective solutionLV HRC fuse (In 100 lective solution0.1110100100017

3VA1 molded case circuit breakersfor standard applications

3VA1 molded case circuitbreaker, 160 A, with TMTUand side mounted RCD –installed in a distributionboard.3VA1 molded case circuitbreaker, 160 A, 1- and2-pole, installed in a powerdistribution board.3VA1 switch disconnectorin molded case circuitbreaker design, 160 A, withside wall mounted rotaryoperator – used in a control cabinet.3VA1 molded case circuitbreaker, 250 A, with TMTU –installed in a low-voltagepower distribution board.

The right solution inmany fields of applicationWhether in industrial applications, infrastructure, orbuildings, our new 3VA molded case circuit breakerprovides safe, flexible, and cost-effective applicationoptions for low-voltage power distribution.3VA1 molded case circuitbreaker for line protectionIn: 16 A – 250 A3VA1 molded case circuitbreaker for line protection,1- and 2-pole, e.g. as amain switchIn: 16 A – 160 A3VA1 switch disconnectorfor reliable safety in industrial applicationsIn: 63 A – 250 A3VA1 molded casecircuit breaker forstarter protectionIn: 32 A – 200 A

Communication-capable3VA2 molded case circuitbreakers with integratedmeasuring function fordata centers or industrialapplicationsIn: 25 A – 630 A3VA2 molded case circuitbreaker for motor andstarter protectionIn: 25 A – 500 A

3VA2 molded case circuitbreaker, 250 A, with ETU8-series and door mountedrotary operator – installedin a low-voltage distributionboard.3VA2 molded case circuitbreaker, 250 A, with ETU8-series – installed in acontrol cabinet.

3VA2 molded case circuit breakersfor selective applications

Broad spectrum:With a rated current of 16 A to250 A, the 3VA1 molded casecircuit breaker is appropriate formany standard applications –whether in industrial plants orinfrastructure.3VA1 molded case circuitbreaker: Sets the standard.Highlights Performs standard functions inresidential and public buildingsand in infrastructure Its extremely compact designmakes it ideal for use in smalldistribution boards Also available as a switch dis-connector in a molded case circuit breaker design for simpleindustrial applications Molded case circuit breakeravailable in 1-, 2-, 3-, and4-pole versions24Especially designed for yourstandard applications: The 3VA1molded case circuit breakerconvinces with a broad range ofpotential applications. Thanks toa rated current of 16 A to 250 Aand a switching capacity of up to70 kA, it is suitable for functionsin residential and public buildings, infrastructure, and industrial plants.Space-saving designIt has the perfect size for distributionboards: The 3VA1 molded case circuitbreaker rated up to 250 A impresses witha cap dimension of only 45 mm and highlycompact design. The 1- and 2-pole versions in frame size 160 A are especiallysuited for small distribution boards andare used for the central power supply.Adaptable as line protectionThe 3VA1 molded case circuit breakerprovides overload and short-circuit protection for cables, lines, and non-motorizedconsumers. Their thermal-magnetic tripunits have an extended setting range (0.7to 1.0 ln), making them extremely flexiblein terms of your choice of basic device.Reliable starter protectionA clever combination for smooth operation. The starter protection version of the3VA1 molded case circuit breaker combined with an overload relay and a contactor forms a complete motor feeder.Cost-efficient as a switch disconnectorThe new 3VA1 switch disconnector inaccordance with IEC 60947-3 in a moldedcase circuit breaker design allows youto safely dis connect individual machinegroups from the network. With its additional functionalities, it is the perfectcomplement to the breaker series – in aconsistent, end-to-end design and withthe same accessories.

Safe electrical installationin the smallest space:The 3VA1 molded case circuitbreaker is ideal for use in distri bution boards.3VA1 molded case circuit breaker100 A160 A160 A160 A250 A up to 50 A––Switch disconnector––– DC applications 3, 4123, 43, 416 10016 16016 16016 160160 25069041541569069016, 25, 3625, 36*25, 3625, 36,55, 7036, 55, 70Line protectionStarter protectionNumber of polesRated currentRated operational voltageRated ultimate short-circuitbreaking capacityIn 50 C [A]Ue AC [V]Icu 380 415 V [kA]up to 125 A up to 200 ATrip unitthermalfixedfixedfixedfixed /adjustableadjustableTrip unitmagneticfixedfixedfixedfixed /adjustableadjustable* at 240 V AC25

High functionality:With a rated current of 25 Ato 630 A, the 3VA2 molded casecircuit breaker is designed fordemanding applications.3VA2 molded case circuitbreaker: Meets high demands.Highlights Meets the highest technicalrequirements of infrastructureand industry Excellent selectivity character istics for high system availability Flexible communicationoptions for transparencyin your power distributionsystemIn the switchboard, in the powerdistribution board, in the powerdistribution system: The demanding functions waiting there arechild’s play for the 3VA2 moldedcase circuit breaker. With its electronic trip units, comprehensivecommunication options, and integrated measuring function, itis fully equipped for your specificapplication. Its increased switching capacity and excellent selective protection characteristicsalso add important value.Always at the readyThe 3VA2 molded case circuit breaker provides reliable line protection and optimalsystem availability. Comprehensive accessories, including a range of26connection technologies, various operators, and internal accessories, permitflexible use especially in machine engineering.Flexible communicationThanks to its flexible communicationcapabilities, the 3VA2 molded case circuitbreaker helps you optimize your systemutilization, identify potential energy savings, and increase efficiency. It reliablyreports system states and measured values to higher-level energy managementand automation systems.Switching and protectingRely on dependable motor protection atall times with the 3VA2 molded case circuit breaker. Protect your electric motorsagainst short circuits and overload evenin small spaces with just a single compactdevice.

Increased efficiency:The 3VA2 molded case circuitbreaker reliably monitors energyflows in industrial environments,which ensures optimal systemavailability.3VA2 molded case circuit breakerNumber of polesRated currentIn 50 C [A]Ue AC [V]Rated operational voltageRated ultimate short-circuitbreaking capacityIcu 380 415 V[kA]100 A160 A250 A400 A630 A3, 43, 43, 43, 43, 425 10025 160160 250250 400400 63069069069069069055, 85,110, 15055, 85,110, 15055, 85,110, 15055, 85,110, 15055, 85,110, 150Trip unit (electronic)Line protectionLIETU320 LIGETU330 ELISA LIETU340 ETU350/550/850 ETU560/860 LSILSIGStarter protectionIETU310M–up to 100 A up to 200 A up to 250 A up to 500 AMotor protectionLSIETU350M–up to 100 A up to 200 A up to 250 A up to 500 ALSIGETU860M–up to 100 A up to 200 A up to 250 A up to 500 ACommunication (optional)Energy data acquisition available with all ETUs 8-series27

High quality –evident in the design.Let yourself be seduced by innovative technology andhigh quality: Experience the elegant design and intuitiveoperating concept of the new 3VA molded case circuitbreaker while enjoying its modern design and ease ofhandling.28

Elegant and safe: The manual rotaryoperators can be optionally equippedwith an illumination kit – for a clearindication of the switch position underall viewing conditions.User-friendly: The tripping characteristicscan be set directly via the ETU – both thesetting parameters and the a values areclearly visible at all times on the displaywith background illumination.Unambiguous: The switch positionin the guide frame is color-codedfor instant identification.29

Tremendous time savingsthanks to valuable CAx dataEfficient engineering processes make adecisive contribution to your company’scompetitive edge. With CAx data for allconventional configuration tools, youcan complete the process steps of yourmechanical and electrical planning inup to 80 percent less time, which savesyou money.Wide range of dataWe provide you with one of the mostcomprehensive data offerings: Up to12 CAx data types actively support youthroughout the entire engineeringprocess.Your benefits–– 24/7-Service:The CAx Download Manager providesyou with quick and easy access to upto 12 data types – free of charge andaround the clock.–– Within seconds:You can flexibly compile the requisitedata, download it within seconds, andseamlessly integrate it into all conventional configuration tools, for timesavings of up to 95 percent comparedwith a manual data search.–– Error-free:The central provision of high-qualitydata replaces manual acquisition and,for example, the generation of 2Ddimensional drawings and connectiondiagrams, preventing errors that canresult from manual data compilation.The 12 CAx data types in detailTake advantage of our extensivedata offering and benefit fromsignificantly shorter developmenttimes, reduced effort, greaterplanning quality, and the resultantreduced costs.Scan herefor the tabletversion of themanualCommercial andtechnical dataDimensionaldrawings3D modelsConnectiondiagramsCircuit diagramsEPLAN ElectricP8 macrosOperatinginstructionsManualsProduct data sheetsCharacteristiccurvesCertificatesProduct imageswww.siemens.com/lowvoltage/cax30

Any questions?One click – well-informedLV Explorer – Discover Low Voltage in 3DGet comprehensive and specificinformation about our produc

magnetic trip unit and provides reliable protection for your systems and electrical drives. Due to its compact design and with a depth of only 70 mm, the 3VA1 molded case circuit breaker can be used even in the most confined spaces. With its cap size of 45 mm it is ideally suited for use in distribution boards. Tested safety: 3VA1 and 3VA2 molded