{"schemaVersion":"matrix-product-facts/v1","identity":{"mpn":"3UF7123-1BA01-0","brand":"Siemens","brandSlug":"siemens","productSlug":"3UF7123-1BA01-0","canonicalUrl":"https://aoctrl.com/siemens/3UF7123-1BA01-0","factsUrl":"https://aoctrl.com/api/mcp/products/3UF7123-1BA01-0","rawCanonicalId":null},"summary":{"shortDescription":"Siemens SIRIUS 3UF7123-1BA01-0 current/voltage measuring module, rated up to 690 V AC, 1260 A, with energy measurement and ground-fault monitoring.","salesMarkdown":"Siemens SIRIUS 3UF7123-1BA01-0 current/voltage measuring module. Monitors supply up to 690 V AC at 50 or 60 Hz, and up to 1260 A through the internal current detection. Overload and ground-fault protection integrated. Energy measurement accuracy within +/-5 % under defined conditions (47…1260 A, 0.85x110 V…1.1x690 V, cos phi 0.5…1, 25 °C). Direct mounting or stand-alone installation; any orientation permitted. Top and bottom clearance 30 mm; left and right 0 mm. Vibration tested to 2 g at 6-500 Hz (1 g with basic unit snapped on). Spring-cage terminals accept solid 1x (0.5-4 mm²) or 2x (0.5-2.5 mm²); stranded 1x (20-14 AWG) or 2x (20-16 AWG). Protection class IP00. ## Environmental and altitude ratings Operating temperature -25 to +60 °C; storage/transport -40 to +80 °C. Altitude derating: full rating to 2 000 m; at 3 000 m limit +50 °C, at 4 000 m limit +40 °C (no protective separation). ## Compliance IECEx certified.","metaTitle":"Siemens SIRIUS 3UF7123-1BA01-0 Measuring Module, 690 V AC, 1","metaDescription":"Active lifecycle. Current/voltage measuring module with overload and ground-fault protection. Sourced on catalog. IECEx certified. RFQ for volume.","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":"145 mm","IECEx":"Yes; IECEx PTB 18.0004X","Right":"0 mm","Solid":"1x (0.5 ... 4 mm²), 2x (0.5 ... 2.5 mm²)","Width":"120 mm","title":"3UF7123-1BA01-0","Bottom":"30 mm","Height":"119 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)","description":"Current/voltage measuring module for dry-running protection of centrifugal pumps in hazardous areas; set current 20... 200 A, voltage measurement up to 690 V, width 120 mm, busbar connection","at AWG cables":"4/0 kcmil ... 250 kcmil","During Storage":"-40 ... +80 °C","Type Of Voltage":"AC","lifecycle_stage":"current","During Operation":"-25 ... +60 °C","During Transport":"-40 ... +80 °C","Fastening Method":"direct mounting / stand-alone installation","Current Detection":"Yes","Mounting Position":"any","Power Measurement":"Yes","Voltage Detection":"Yes","Product Brand Name":"SIRIUS","Current Measurement":"Yes","Overload Protection":"Yes","Product Designation":"Current/voltage measuring module","Voltage Measurement":"Yes","at AWG cables solid":"1x (20 ... 12), 2x (20 ... 14)","protection class IP":"IP00","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":"2 000 A; 10 x Io","at AWG cables stranded":"1x (20 ... 14), 2x (20 ... 16)","At Energy Measurement 1":"+/- 5 %, 47 ... 1260 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%, 400 A ... 1600 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 %, 15 A ... 400 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%, 400 A ... 1600 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 %, 15 A ... 400 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","For Current Measurement 1":"+/- 1.5 %, in range 400 A ... 1600 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":"+/- 5%, in range 400 A ... 1600 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":"0.01 %/°C; Reference temperature: 25°C","Measured Variable Frequency":"45 ... 65 Hz","At Active Power Measurement 1":"+/- 5%, 15 A ... 400 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%, 400 A ... 1600 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","Solid With Core End Processing":"16 mm² ... 95 mm²","At Apparent Power Measurement 1":"+/- 3%, 15 A ... 400 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 %, 400 A ... 1600 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","Stranded With Core End Processing":"25 mm² ... 120 mm²","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 (0.5 ... 2.5 mm²), 2x (0.5 ... 1.5 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","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":"0.8 ... 1.2 N·m","Tightening Torque [Lbf·In] At The Measurement Inputs For Voltage":"7 ... 10.3 lbf·in","Type Of Electrical Connection At The Measurement Inputs For Voltage":"screw-type terminals","Current Measuring Range Extension With External Current Transformers":"No","measurable supply voltage between the line conductors at AC maximum rated value":"690 V","Design Of The Thread Of The Connection Screw At The Measurement Inputs For Current":"M8 x 25","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":"20 ... 200 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/34efe2510d2ce4642241a534c3d8391d.pdf","sourceUrl":"https://support.industry.siemens.com/webbackend/api/ProductSupport/TechnicalData?language=en&region=cn&productId=725799&mlfb=3UF7123-1BA01-0"},"ai":{"faq":[{"question":"What are the key electrical ratings for this module?","answer":"Monitors up to 690 V AC at 50/60 Hz, and up to 1260 A. Energy measurement accuracy +/-5% under defined conditions. Overload and ground-fault protection integrated. Frequency measurement, current, voltage, and power measurement functions are all present."}],"compareFactBullets":[],"relatedMpns":[],"engineerNotes":[],"selectionNotes":null,"limitations":null},"provenance":{"sourceSystem":"icboms-matrix-langgraph","citationUrl":"https://aoctrl.com/siemens/3UF7123-1BA01-0","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/3UF7123-1BA01-0 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}}