{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3RF2330-1AA24","brand":"Siemens","brandSlug":"siemens","productSlug":"3RF2330-1AA24","canonicalUrl":"https://aoctrl.com/siemens/3RF2330-1AA24","factsUrl":"https://aoctrl.com/api/mcp/products/3RF2330-1AA24","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS 3RF2330-1AA24, single-phase solid-state contactor, 30 A AC-51, 27 A UL 508, zero-point switching, screw terminals, 45 mm width.","salesMarkdown":"The Siemens 3RF2330-1AA24 is a SIRIUS single-phase solid-state contactor with zero-point switching, rated 30 A at AC-51 (resistive loads) and 27 A per UL 508. It's built for switching resistive heating elements, lighting banks, or transformer primaries — loads where zero-cross turn-on minimizes inrush and EMI. The AC-51 rating of 30 A is the resistive load curve — heaters, incandescent lamps, resistive banks. That's the rating that governs continuous current in a resistive circuit. The UL 508 rating of 27 A is the nameplate you'd use for a UL-listed panel. The 600 V insulation voltage covers 480 V line-to-line systems with margin. The 40 ms on/off delay plus one half-wave means it fires within one cycle of the control signal; fast enough for most sequencing, but not for precision phase-angle control. The main circuit terminals accept 1.5–6 mm² solid or stranded, and the control terminals take 1x 0.5–2.5 mm² or 2x 0.5–1.0 mm². For AWG, main contacts handle 2x 14–10 AWG. Screw-type terminals throughout — no spring cages, so torque them to the manufacturer spec when you land the wires.","metaTitle":"Siemens 3RF2330-1AA24 SIRIUS solid-state contactor, 30 A AC-","metaDescription":"Siemens 3RF2330-1AA24 SIRIUS solid-state contactor, 30 A AC-51, 27 A UL 508, single-phase, zero-point switching, current production. Sourced to order against RFQ.","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["Solid State Relays"],"specifications":{"Depth":"135.5 mm","Solid":"1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)","Width":"45 mm","at AC":"2 mA","title":"3RF2330-1AA24","Height":"95 mm","at 50 Hz":"110 ... 230 V","at 60 Hz":"110 ... 230 V","description":"Solid-state contactor 1-phase 3RF2 AC 51/ 30 A / 40 °C 48-460 V / 110-230 V AC screw terminal","1 Rated Value":"50 Hz","2 Rated Value":"60 Hz","ON-delay time":"40 ms; additionally max. one half-wave","During Storage":"-55 ... +80 °C","OFF-delay time":"40 ms; additionally max. one half-wave","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","Fastening Method":"screw fixing and snap-on mounting on standard mounting rail 35 mm according to IEC 60715","Product Function":"zero-point switching","For Main Contacts":"7 mm","I2t value maximum":"1 800 A²·s","Solid Or Stranded":"1.5 ... 6 mm²","Product Brand Name":"SIRIUS","Degree Of Pollution":"3","Product Designation":"solid-state contactor","at NH design usable":"3NA6807; These fuses have a smaller rated current than the semiconductor relays","Derating Temperature":"40 °C","at 50 Hz rated value":"48 ... 460 V","at 60 Hz rated value":"48 ... 460 V","at AC-51 rated value":"30 A","Design Of The Product":"single-phase","Side-By-Side Mounting":"Yes","of DIAZED fuse usable":"5SB2711; These fuses have a smaller rated current than the semiconductor relays","of NEOZED fuse usable":"5SE2320; These fuses have a smaller rated current than the semiconductor relays","For Main Current Circuit":"screw-type terminals","Operational Current Minimum":"500 mA","at AC in hot operating state":"33 W","Substance Prohibitance (Date)":"07/01/2006","Insulation Voltage Rated Value":"600 V","Operating Frequency Rated Value":"50 ... 60 Hz","according to UL 508 rated value":"27 A","Reverse Current Of The Thyristor":"10 mA","for AWG cables for main contacts":"2x (14 ... 10)","For Auxiliary And Control Circuit":"screw-type terminals","control current at AC rated value":"15 mA","For Auxiliary And Control Contacts":"7 mm","Without Load Current Share Typical":"3.5 W","at AC-51 according to IEC 60947-4-3":"22 A","Surge Current Resistance Rated Value":"600 A","Symmetrical Line Frequency Tolerance":"5 Hz","Of The Auxiliary And Control Contacts":"M3","at AC in hot operating state per pole":"33 W","reference code according to EN 61346-2":"Q","At Cylindrical Design 14 X 51 Mm Usable":"3NW6105-1; These fuses have a smaller rated current than the semiconductor relays","At Cylindrical Design 22 X 58 Mm Usable":"3NW6205-1; These fuses have a smaller rated current than the semiconductor relays","due to burst according to IEC 61000-4-4":"2 kV / 5 kHz behavior criterion 2","number of NC contacts for main contacts":"0","number of NO contacts for main contacts":"1","reference code according to IEC 81346-2":"Q","1 Of The Accessories That Can Be Ordered":"terminal cover","4 Of The Accessories That Can Be Ordered":"load monitoring","Finely Stranded With Core End Processing":"1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)","Number Of Poles For Main Current Circuit":"1","Finely Stranded Without Core End Processing":"1x (0.5 ... 2.5 mm²), 2x (0.5 ... 1.0 mm²)","For Main Contacts With Screw-Type Terminals":"18 ... 22 lbf·in","at AC initial value for signal <1> detection":"90 V","number of CO contacts for auxiliary contacts":"0","number of NC contacts for auxiliary contacts":"0","number of NO contacts for auxiliary contacts":"0","shock resistance according to IEC 60068-2-27":"15g / 11 ms","Type Of Voltage Of The Control Supply Voltage":"AC","vibration resistance according to IEC 60068-2-6":"2g","for AWG cables for auxiliary and control contacts":"1x (AWG 20 ... 12)","electrostatic discharge according to IEC 61000-4-2":"4 kV contact discharging / 8 kV air discharging, behavior criterion 2","at 50 Hz full-scale value for signal<0> recognition":"40 V","at 60 Hz full-scale value for signal<0> recognition":"40 V","Surge Voltage Resistance Of Main Circuit Rated Value":"6 kV","Installation Altitude At Height Above Sea Level Maximum":"1 000 m","conducted HF interference emissions according to CISPR11":"Class A for industrial environment","field-bound HF interference emission according to CISPR11":"Class B for the domestic, business and commercial environments","of gS fuse for semiconductor protection at NH design usable":"3NE1803-0","Design Of The Thread Of The Screw For Securing The Equipment":"M4","For Auxiliary And Control Contacts With Screw-Type Terminals":"4.5 ... 5.3 lbf·in","Blocking Voltage At The Thyristor For Main Contacts Maximum Permissible":"1 200 V","of back-up R fuse link for semiconductor protection at NH design usable":"3NE8003-1","AWG number as coded connectable conductor cross section for main contacts":"10 ... 14","Rate Of Voltage Rise At The Thyristor For Main Contacts Maximum Permissible":"1 000 V/µs","of full range R fuse link for semiconductor protection at cylindrical design usable":"5SE1335","of back-up R fuse link for semiconductor protection at cylindrical design 10 x 38 mm usable":"3NC1032","of back-up R fuse link for semiconductor protection at cylindrical design 14 x 51 mm usable":"3NC1450","of back-up R fuse link for semiconductor protection at cylindrical design 22 x 58 mm usable":"3NC2263"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":"$226.07","stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/939439e644d6295fdbe70c3b0ecfcb91.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=234321&mlfb=3RF2330-1AA24"},"ai":{"faq":[{"question":"What are the key ratings I need to check for fit?","answer":"The main ratings are 30 A at AC-51 (resistive loads) and 27 A per UL 508. It's a single-phase device rated for 48–460 V AC at 50/60 Hz, with a control voltage of 110–230 V AC. The insulation voltage is 600 V. These tell you it's for resistive switching on a 480 V or lower system, not for motor loads or DC applications."},{"question":"What compliance documentation is available for this part?","answer":"RoHS compliance is confirmed with a substance prohibition date of July 1, 2006. The part carries a 600 V insulation voltage rating and is designed for pollution degree 3. It's CE-marked for the European market and UL-recognized (27 A per UL 508). Standard declarations of conformity and RoHS certificates are available from Siemens."},{"question":"How do I mount this and what are the wiring specs?","answer":"It snaps onto a 35 mm DIN rail (IEC 60715) or can be screw-fixed to a panel. Side-by-side mounting is allowed. Main terminals accept 1.5–6 mm² (14–10 AWG) solid or stranded wire via screw terminals. Control terminals take 1x 0.5–2.5 mm² or 2x 0.5–1.0 mm². No special tools needed beyond a screwdriver."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3RF2330-1AA24","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/3RF2330-1AA24 when reusing this data. Pricing, stock and lead time are quote-based — send users to the canonical page to request them.","lastUpdated":"2026-08-11T15:51:03.652Z","lastPublished":"2026-08-11T15:51:03.652Z","indexable":true}}