{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3UF7120-1AA01-0","brand":"Siemens","brandSlug":"siemens","productSlug":"3UF7120-1AA01-0","canonicalUrl":"https://aoctrl.com/siemens/3UF7120-1AA01-0","factsUrl":"https://aoctrl.com/api/mcp/products/3UF7120-1AA01-0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS 3UF7120-1AA01-0 current/voltage measuring module, trip class 5E overload protection, IP20, 110-690 V AC, 0.5 W consumption.","salesMarkdown":"## SIRIUS Current/Voltage Measuring Module with Overload Protection Siemens SIRIUS 3UF7120-1AA01-0 is a current and voltage measuring module that also provides overload protection with a trip class CLASS 5E curve, sized for motor and energy monitoring applications in control panels. Rated voltage detection from 110 V to 690 V AC at 50 or 60 Hz, with current detection and power measurement included. Frequency measurement is also onboard. Energy measurement accuracy is ±5 % over 0.25–8 A and ±10 % from 8 A to 32 A, within the voltage range 0.85 x 110 V to 1.1 x 690 V, cos phi 0.5 to 1.0, at 25 °C. Mounts via screw and snap-on mounting with any orientation. Dimensions are 45 mm wide, 84 mm high, 64 mm deep, with top and bottom clearance of 30 mm; left and right clearance is 0 mm. IP20. Altitude: 2 000 m standard, 3 000 m at +50 °C, 4 000 m at +40 °C. Vibration resistance: 1–6 Hz / 15 mm, 6–500 Hz / 2 g, with basic unit snapped on derated to 1 g. Inrush current maximum 40 A (10 x nominal).","metaTitle":"Siemens 3UF7120-1AA01-0 SIRIUS Module, Class 5E","metaDescription":"Siemens SIRIUS 3UF7120-1AA01-0 current/voltage measuring module with trip class 5E overload protection, IP20, 110-690 V AC, energy measurement ±5%. Current production, sourced to o","metaKeywords":null},"attributes":{"series":null,"packageCase":null,"mountingType":null,"rohsStatus":null,"productStatus":"Active","categoryPath":["PLC I/O & Expansion Modules"],"specifications":{"Top":"30 mm","Left":"0 mm","Depth":"64 mm","IECEx":"Yes; IECEx PTB 18.0004X","Right":"0 mm","Solid":"1x (0.25 ... 2.5 mm²), 2x (0.25 ... 1.0 mm²)","Width":"45 mm","title":"3UF7120-1AA01-0","Bottom":"30 mm","Height":"84 mm","1 Maximum":"2 000 m","2 Maximum":"3 000 m; max. +50 °C (no protective separation)","3 Maximum":"4 000 m; max. +40 °C (no protective separation)","Trip Class":"CLASS 5E","description":"Current/voltage measuring module for dry-running protection of centrifugal pumps in hazardous areas; Set current 0.3... 4 A, Voltage measurement up to 690 V, width 45 mm, straight-through transformer","During Storage":"-40 ... +80 °C","Type Of Voltage":"AC","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","During Transport":"-40 ... +80 °C","Fastening Method":"screw and snap-on mounting","Current Detection":"Yes","Mounting Position":"any","Power Measurement":"Yes","Voltage Detection":"Yes","according to UKCA":"ITS21UKEX0464, ITS21UKEX0455X","Product Brand Name":"SIRIUS","Current Measurement":"Yes","Overload Protection":"Yes","Product Designation":"Current/voltage measuring module","Voltage Measurement":"Yes","at AWG cables solid":"1x (24 ... 14), 2x (24 ... 18)","protection class IP":"IP20","Vibration Resistance":"1-6 Hz / 15 mm; 6-500 Hz / 2 g; with basic unit snapped on: 1g","at 50 Hz rated value":"110 ... 690 V","at 60 Hz rated value":"110 ... 690 V","Consumed Active Power":"0.5 W","Frequency Measurement":"Yes","Inrush Current Maximum":"40 A; 10 x Io","at AWG cables stranded":"1x (20 ... 14), 2x (20 ... 16)","At Energy Measurement 1":"+/- 5 %, 0.25 ... 8 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos phi (0.5...1), 50/60 Hz, 25 °C","At Energy Measurement 2":"+/- 10%, 8 A ... 32 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos-phi (0.5...1), 50/60 Hz, 25 °C","Ground-Fault Monitoring":"Yes","Power Factor Monitoring":"Yes","Active Power Measurement":"Yes","At Cos Phi-Measurement 1":"+/- 1.5 %, 0.4 A ... 8 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos phi (0.5...1), 50/60 Hz, 25 °C","At Cos Phi-Measurement 2":"+/- 5%, 8 A ... 32 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos-phi (0.5...1), 50/60 Hz, 25 °C","Of Frequency Measurement":"+/- 1.5 %, 0.25 A ... 8 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos phi (0.5...1), 50/60 Hz, 25 °C","Diameter Of Inlet Opening":"7.5 mm","For Current Measurement 1":"+/- 1.5 %, in range 0.25 A ... 8 A, in range 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), 50/60 Hz, 25 °C","For Current Measurement 2":"+/- 3%, in range 8 A ... 32 A, in range 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), 50/60 Hz, 25 °C","For Voltage Measurement 1":"+/- 1.5 %, in range 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), 50/60 Hz, 25 °C","temperature drift per °C":"0.02 %/°C; Reference temperature: 25°C","Measured Variable Frequency":"45 ... 65 Hz","At Active Power Measurement 1":"+/- 5 %, 0.25 ... 8 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos phi (0.5...1), 50/60 Hz, 25 °C","At Active Power Measurement 2":"+/- 10%, 8 A ... 32 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos-phi (0.5...1), 50/60 Hz, 25 °C","Substance Prohibitance (Date)":"05/28/2009","At Apparent Power Measurement 1":"+/- 3%, 0.25 A ... 8 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos-phi (0.5...1), 50/60 Hz, 25 °C","At Apparent Power Measurement 2":"+/- 5 %, 8 A ... 32 A, 0.85 x 110 V ... 1.1 x 690 V (line-to-line voltages), cos phi (0.5...1), 50/60 Hz, 25 °C","Input For Thermistor Connection":"No","Operating Frequency Rated Value":"50 ... 60 Hz","Relative Humidity During Operation":"10 ... 95 %","Accuracy Of Ground-Fault Monitoring":"In the range 30 % .. 120 %/Is: +/- 10 % (Class CI-A), in range 15 % .. 30 % Ie: +/- 25 % (Class CI-B), both values acc. to IEC 60947-1 Annex T","Surge Voltage Resistance Rated Value":"6 000 V","EMC immunity according to IEC 60947-1":"corresponds to degree of severity 3","during storage according to IEC 60721":"1K6 (no condensation, relative humidity 10 ... 95%), 1C2 (no salt mist), 1S2 (sand must not get into the devices), 1M4","according to ATEX directive 2014/34/EU":"BVS 06 ATEX F001, PTB 18 ATEX 5003 X","due to burst according to IEC 61000-4-4":"2 kV","during operation according to IEC 60721":"3K6 (no formation of ice, no condensation, relative humidity 10 ... 95%), 3C3 (no salt mist), 3S2 (sand must not get into the devices), 3M6","during transport according to IEC 60721":"2K2, 2C1, 2S1, 2M2","Finely Stranded With Core End Processing":"1x (0.25 ... 2.5 mm²), 2x (0.25 ... 1.0 mm²)","Number Of Poles For Main Current Circuit":"3","Product Function Short Circuit Protection":"No","Measuring Procedure For Current Measurement":"TRMS","Measuring Procedure For Voltage Measurement":"TRMS","shock resistance according to IEC 60068-2-27":"15g / 11 ms; with basic unit snapped on","with degree of pollution 3 at AC rated value":"690 V","Diameter Of Inlet Opening For Current Measurement":"7.5 mm","EMC emitted interference according to IEC 60947-1":"class A","Number Of Outputs As Contact-Affected Switching Element":"0","Tightening Torque At The Measurement Inputs For Voltage":"0.5 ... 0.6 N·m","Tightening Torque [Lbf·In] At The Measurement Inputs For Voltage":"4.4 ... 5.3 lbf·in","Type Of Electrical Connection At The Measurement Inputs For Voltage":"screw-type terminals","Current Measuring Range Extension With External Current Transformers":"Yes","measurable supply voltage between the line conductors at AC maximum rated value":"690 V","Line Conductors And Neutral Conductors Internal Resistance For Voltage Measurement":"RC-based voltage divider","Adjustable Current Response Value Current Of The Current-Dependent Overload Release":"0.3 ... 4 A","active power monitoring for pump dry-run according to Ignition protection type Ex b":"Yes"}},"commercial":{"minOrderQty":null,"leadTime":null,"referencePrice":null,"stockQuantity":0,"priceTiers":null},"links":{"datasheetUrl":"https://cdn.aoctrl.com/4aaf2d9917ca9614e07dd94624f830a9.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=725795&mlfb=3UF7120-1AA01-0"},"ai":{"faq":[{"question":"What is the trip class of this module?","answer":"The trip class is CLASS 5E, which defines the overload protection curve for motor starting and running protection."},{"question":"What are the mounting clearances required?","answer":"Top and bottom clearance is 30 mm each; left and right clearance is 0 mm, allowing flush side-by-side mounting on DIN rail."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3UF7120-1AA01-0","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/3UF7120-1AA01-0 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}}