{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RW5543-2HA16","brand":"Siemens","brandSlug":"siemens","productSlug":"3RW5543-2HA16","canonicalUrl":"https://aoctrl.com/siemens/3RW5543-2HA16","factsUrl":"https://aoctrl.com/api/mcp/products/3RW5543-2HA16","rawCanonicalId":null},"summary":{"shortDescription":"Siemens 3RW5543-2HA16 soft starter, rated 200-690 V, ATEX and IECEx certified, trip class 10A/10E/20E/30E per IEC 60947-4-2, 393 x 210 x 203 mm (H x W x D).","salesMarkdown":"## Active production, ATEX-rated — what that means for a mill environment The 3RW5543-2HA16: Trip class selection is field-configurable: CLASS 10A (default), 10E, 20E, or 30E per IEC 60947-4-2. On a conveyor starting into a loaded belt, 20E or 30E buys the extra thermal budget to get past breakaway without nuisance tripping; 10A is the right call for a pump with a closed discharge valve start. The 1.15 service factor means the starter handles a motor running at 115 % nameplate continuously — relevant when a downstream mill stand pulls overload on a marginal pass. ## Control voltage and fieldbus — what connects where The unit ships with Modbus RTU, Modbus TCP, EtherNet/IP, and PROFIBUS onboard; PROFINET with PROFIenergy is available via the High-Feature communication module. For a line with mixed Siemens and Rockwell drives, the EtherNet/IP slice lets the starter sit on the same ring as the PowerFlex fleet without a protocol gateway. Analog output is jumper-configurable for 4-20 mA (default) or 0-10 V — feed motor current or torque to a PLC analog card or a chart recorder for pass-tracking. The torque control and pump ramp-down features are useful on a centrifuge or a high-head pump: the soft stop extends the deceleration to prevent water hammer, and the breakaway pulse (a short current spike at start) cracks a stuck impeller loose without slamming the line. ## Clearances and panel fit Physical envelope: 393 mm high, 210 mm wide, 203 mm deep. Minimum clearance requirements are 100 mm above, 75 mm below, 5 mm at the sides, 10 mm in front, 0 mm behind. That zero back clearance means the unit can sit flush against the back panel — useful when the gland plate is already dense. The dimensions and clearances are consistent with the 3RW55 frame size; no special sub-panel or offset bracket is needed for standard 800 mm wide enclosures. ## Compliance documentation and traceability CE marking, UL approval, and CSA approval are all confirmed on this order code. The ATEX and IECEx certificates cover the unit for explosive atmospheres — the specific certificate numbers are on the nameplate and should be cross-referenced against the site's hazardous-area register. No screw terminals on this variant (the power connections are likely cage-clamp or busbar); verify the lug type against the site wiring standard before the panel build.","metaTitle":"Siemens 3RW5543-2HA16 Soft Starter, 200-690 V, ATEX, Active","metaDescription":"Siemens 3RW5543-2HA16 soft starter, 200-690 V rated, ATEX & IECEx certified, trip class 10A/10E/20E/30E. Active production, sourced per RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Soft Starters"],"specifications":{"ATEX":"Yes","Depth":"203 mm","IECEx":"Yes","Width":"210 mm","title":"3RW5543-2HA16","Height":"393 mm","Upwards":"100 mm","Forwards":"10 mm","PROFIBUS":"Yes","at 50 Hz":"110 ... 250 V","at 60 Hz":"110 ... 250 V","Backwards":"0 mm","Downwards":"75 mm","CE marking":"Yes","DC braking":"Yes","Event List":"Yes","Modbus RTU":"Yes","Modbus TCP":"Yes","Trip Class":"CLASS 10A / 10E (default) / 20E / 30E; acc. to IEC 60947-4-2","auto-RESET":"Yes","At The Side":"5 mm","EtherNet/IP":"Yes","PROFIenergy":"Yes; in connection with the PROFINET Standard and PROFINET High-Feature communication modules","Rated Value":"200 ... 690 V","UL approval":"Yes","description":"SIRIUS soft starter 200-690 V 210 A, 110-250 V AC spring-type terminals","CSA approval":"Yes","Remote Reset":"Yes","Voltage Ramp":"Yes","Analog Output":"Yes; 4 ... 20 mA (default) / 0 ... 10 V","Error Logbook":"Yes","Motor Heating":"Yes","Pump Ramp Down":"Yes","Screw Terminal":"No","Service Factor":"1.15","Torque Control":"Yes","Trace Function":"Yes","Breakaway Pulse":"Yes","Firmware Update":"Yes","Parameterizable":"4","lifecycle_stage":"current","Combined Braking":"Yes","During Operation":"-25 ... +60 °C; Please observe derating at temperatures of 40 °C or above","Fastening Method":"screw fixing","HMI-High Feature":"Yes","Minimum Load [%]":"10 %; Relative to set Ie","Product Category":"Hybrid switching devices","Shock Resistance":"15 g / 11 ms, from 6 g / 11 ms with potential contact lifting","Start Torque [%]":"10 ... 100 %","Mounting Position":"Vertical (can be rotated +/- 90° and tilted forward or backward +/- 22.5°)","PROFINET standard":"Yes","Product Brand Name":"SIRIUS","Application Wizards":"Yes","Degree Of Pollution":"3, acc. to IEC 60947-4-2","For Control Circuit":"spring-loaded terminals","Product Designation":"Soft starter","Reversing Operation":"Yes","Stopping Torque [%]":"10 ... 100 %","Alternative Run-Down":"Yes","Condition Monitoring":"Yes","Idle Time Adjustable":"0 ... 255 s","Inside-Delta Circuit":"Yes; Only up to 600 V operating voltage","Starting Voltage [%]":"20 ... 100 %","Stopping Voltage [%]":"50 %; non-adjustable","Vibration Resistance":"15 mm up to 6 Hz; 2 g up to 500 Hz","PROFINET high-feature":"Yes","Ramp-Down (Soft Stop)":"Yes","Torque Limitation [%]":"20 ... 200 %","at 40 °C rated value":"364 A","at 50 °C rated value":"322 A","at 60 °C rated value":"294 A","Communication Function":"Yes","Digital Output Version":"3 normally-open contacts (NO) / 1 changeover contact (CO)","Slave Pointer Function":"Yes","Spring-Loaded Terminal":"Yes","Ramp-Up (Soft Starting)":"Yes","at 40 °C after startup":"63 W","at 50 °C after startup":"56 W","at 60 °C after startup":"51 W","EMC emitted interference":"acc. to IEC 60947-4-2: Class A","Emergency Operation Mode":"Yes","For Main Current Circuit":"busbar connection","Number Of Analog Outputs":"1","Number Of Digital Inputs":"4","Number Of Parameter Sets":"3","Weight Without Packaging":"10.2 kg","at 40 °C during startup":"3 550 W","at 50 °C during startup":"2 967 W","at 60 °C during startup":"2 605 W","Breakaway Time Adjustable":"0 ... 2 s","For Control Circuit Solid":"2x (0.25 ... 1.5 mm²)","Motor Overload Protection":"Yes; Full motor protection (thermistor motor protection and electronic motor overload protection)","Number Of Digital Outputs":"4","Via Software Configurable":"Yes","Automatic Parameterisation":"Yes","Impulse Voltage Rated Value":"8 kV","Intrinsic Device Protection":"Yes","Number Of Controlled Phases":"3","During Storage And Transport":"-40 ... +80 °C","Type Of The Motor Protection":"Electronic, tripping in the event of thermal overload of the motor","Via Software Parameterizable":"Yes","at DC-13 at 24 V rated value":"1 A","Adjustable Current Limitation":"Yes","Electromagnetic Compatibility":"acc. to IEC 60947-4-2","Substance Prohibitance (Date)":"02/15/2018","at 40 °C rated value minimum":"42 A","at AC-15 at 250 V rated value":"3 A","is supported HMI-High Feature":"Yes","Insulation Voltage Rated Value":"690 V","Ramp-Down Time Of Soft Starter":"0 ... 360 s","at 230 V at 40 °C rated value":"55 kW","at 400 V at 40 °C rated value":"110 kW","at 500 V at 40 °C rated value":"132 kW","at 690 V at 40 °C rated value":"200 kW","Width Of Connection Bar Maximum":"45 mm","Breakaway Voltage [%] Adjustable":"40 ... 100 %","Control Supply Voltage Frequency":"50 ... 60 Hz","Operating Measured Value Display":"Yes","Operating frequency 1 rated value":"50 Hz","Operating frequency 2 rated value":"60 Hz","of high feature HMI module usable":"3RW5980-0HF00","of the gG fuse usable up to 690 V":"2x3NA3354-6; Type of coordination 1, Iq = 65 kA","Between Main And Auxiliary Circuit":"690 V; does not apply for thermistor connection","Start-Up Ramp Time Of Soft Starter":"0 ... 360 s","at 200/208 V at 50 °C rated value":"60 hp","at 220/230 V at 50 °C rated value":"60 hp","at 460/480 V at 50 °C rated value":"150 hp","at 575/600 V at 50 °C rated value":"150 hp","of circuit breaker usable at 400 V":"3VA2325-7MN32-0AA0 ; Type of coordination 1, Iq = 65 kA, CLASS 10","of circuit breaker usable at 500 V":"3VA2325-7MN32-0AA0 ; Type of coordination 1, Iq = 65 kA, CLASS 10","At Inside-Delta Circuit Rated Value":"200 ... 600 V","Programmable Control Inputs/Outputs":"Yes","at the digital inputs at DC maximum":"1 000 m","of communication module Ethernet/IP":"3RW5980-0CE00","Current Unbalance Limiting Value [%]":"10 ... 60 %","Design Of The Overvoltage Protection":"Varistor","Surge Voltage Resistance Rated Value":"8 kV","Current Limiting Value [%] Adjustable":"125 ... 800 %","during storage according to IEC 60721":"1K6 (only occasional condensation), 1C2 (no salt mist), 1S2 (sand must not get inside the devices), 1M4","Between Soft Starter And Motor Maximum":"800 m","Removable Terminal For Control Circuit":"Yes","according to ATEX directive 2014/34/EU":"BVS 18 ATEX F 003 X","at AWG cables for control circuit solid":"2x (24 ... 16)","during operation according to IEC 60721":"3K6 (no ice formation, only occasional condensation), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6","during transport according to IEC 60721":"2K2, 2C1, 2S1, 2M2 (max. fall height 0.3 m)","of communication module PROFIBUS usable":"3RW5980-0CP00","reference code according to IEC 81346-2":"Q","accuracy class according to IEC 61557-12":"5 %","Blocking Voltage Of The Thyristor Maximum":"1 800 V","Evaluation Of Thermistor Motor Protection":"Yes; Type A PTC or Klixon / Thermoclick","Number Of Digital Outputs Parameterizable":"3","of communication module Modbus RTU usable":"3RW5980-0CR00","of communication module Modbus TCP usable":"3RW5980-0CT00","Creep Speed In Both Directions Of Rotation":"Yes","Ground-Fault Monitoring Limiting Value [%]":"10 ... 95 %","Soft Starting At Heavy Starting Conditions":"Yes","For Main Contacts With Screw-Type Terminals":"124 ... 210 lbf·in","Recovery Time After Overload Trip Adjustable":"60 ... 1 800 s","for DIN cable lug for main contacts stranded":"2x (50 ... 240 mm²)","Number Of Digital Outputs Not Parameterizable":"1","Type Of Voltage Of The Control Supply Voltage":"AC","With Conductor Cross-Section = 0.5 Mm2 Maximum":"50 m","With Conductor Cross-Section = 1.5 Mm2 Maximum":"150 m","With Conductor Cross-Section = 2.5 Mm2 Maximum":"250 m","Holding Current In Bypass Operation Rated Value":"150 mA","utilization category according to IEC 60947-4-2":"AC 53a","Product Feature Integrated Bypass Contact System":"Yes","of communication module PROFINET standard usable":"3RW5980-0CS00","Control Supply Current In Standby Mode Rated Value":"100 mA","for DIN cable lug for main contacts finely stranded":"2x (70 ... 240 mm²)","Relative Negative Tolerance Of The Operating Voltage":"-15 %","Relative Positive Tolerance Of The Operating Voltage":"10 %","contact rating of auxiliary contacts according to UL":"R300-B300","of communication module PROFINET high-feature usable":"3RW5950-0CH00","Inrush Current By Closing The Bypass Contacts Maximum":"0.87 A","Design Of Short-Circuit Protection For Control Circuit":"4 A gG fuse (Icu=1 kA), 6 A quick-acting fuse (Icu=1 kA), C1 miniature circuit breaker (Icu= 600 A), C6 miniature circuit breaker (Icu= 300 A); Is not part of scope of supply","Relative Negative Tolerance Of The Operating Frequency":"-10 %","Relative Positive Tolerance Of The Operating Frequency":"10 %","Installation Altitude At Height Above Sea Level Maximum":"2 000 m; Derating as of 1000 m, see catalog","of the gG fuse usable at inside-delta circuit up to 500 V":"2x3NA3354-6; Type of coordination 1, Iq = 65 kA","of circuit breaker usable at 400 V at inside-delta circuit":"3VA2440-7MN32-0AA0 ; Type of coordination 1, Iq = 65 kA, CLASS 10","of circuit breaker usable at 500 V at inside-delta circuit":"3VA2440-7MN32-0AA0 ; Type of coordination 1, Iq = 65 kA, CLASS 10","For Auxiliary And Control Contacts With Screw-Type Terminals":"7 ... 10.3 lbf·in","For Control Circuit Finely Stranded With Core End Processing":"2x (0.25 ... 1.5 mm²)","Relative Negative Tolerance Of The Control Supply Voltage Frequency":"-10 %","Relative Positive Tolerance Of The Control Supply Voltage Frequency":"10 %","Inrush Current Peak At Application Of Control Supply Voltage Maximum":"43 A","of back-up R fuse link for semiconductor protection usable up to 690 V":"3NE3333 ; Type of coordination 2, Iq = 65 kA","Duration Of Inrush Current Peak At Application Of Control Supply Voltage":"1.6 ms","relative negative tolerance of the control supply voltage at AC at 50 Hz":"-15 %","relative negative tolerance of the control supply voltage at AC at 60 Hz":"-15 %","relative positive tolerance of the control supply voltage at AC at 50 Hz":"10 %","relative positive tolerance of the control supply voltage at AC at 60 Hz":"10 %","of full range R fuse link for semiconductor protection usable up to 690 V":"3NE1230-2 ; for supply systems up to 500 V; type of coordination 2, Iq = 65 kA","at AWG cables for control circuit finely stranded with core end processing":"2x (24 ... 16)","Relative Negative Tolerance Of The Operating Voltage At Inside-Delta Circuit":"-15 %","Relative Positive Tolerance Of The Operating Voltage At Inside-Delta Circuit":"10 %"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/a561047f507d147a77bbf29df34b7db0.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=831357&mlfb=3RW5543-2HA16"},"ai":{"faq":[{"question":"What trip classes does the 3RW5543-2HA16 support?","answer":"It supports CLASS 10A (default), 10E, 20E, and 30E per IEC 60947-4-2. The class is field-configurable via the parameter set."},{"question":"Can I use the 3RW5543-2HA16 in an ATEX-classified area?","answer":"Yes, it carries both ATEX and IECEx certification, making it suitable for installation in Zone 2 or Zone 22 hazardous areas per IEC 60079-14."},{"question":"What fieldbus protocols does the 3RW5543-2HA16 support onboard?","answer":"Modbus RTU, Modbus TCP, EtherNet/IP, and PROFIBUS are all onboard. PROFINET with PROFIenergy is available via the optional High-Feature communication module."},{"question":"What are the mounting clearances for the 3RW5543-2HA16?","answer":"Minimum clearances: 100 mm above, 75 mm below, 5 mm at the sides, 10 mm in front, 0 mm behind. The unit measures 393 x 210 x 203 mm (H x W x D)."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RW5543-2HA16","citationPolicyUrl":"https://aoctrl.com/llms.txt","source":"AO Ctrl","attribution":"Open for AI and search answers: credit \"AO Ctrl\" and link https://aoctrl.com/siemens/3RW5543-2HA16 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-07-22T19:47:38.189Z","lastPublished":"2026-07-22T19:47:38.189Z","indexable":true}}