| | CONTACTOR RELAY 31E EN 50 011 3NO+1NC, TAB CONNECTOR SCREW MOUNTING (DIAGONAL) AC OPERATION AC 50HZ 42V/60HZ 50V |
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| General details: |
| Size of the contactor | | 0 |
| Ambient temperature | | |
| | °C | -25… +55 |
| Protection class IP / on the front | | IP00 |
| Item designation | | |
- according to DIN 40719 extendable after IEC 204-2 / according to IEC 750
| | K |
- according to DIN EN 61346-2
| | K |
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| Control circuit: |
| Type of voltage / of the controlled supply voltage | | AC |
| Control supply voltage frequency | | |
| | Hz | 50 |
| | Hz | 60 |
| Control supply voltage / 1 | | |
- at 50 Hz / for AC / rated value
| V | 42 |
- at 60 Hz / for AC / rated value
| V | 50 |
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| Auxiliary circuit: |
| Operating current / of the auxiliary contacts / at AC-15 | | |
| | A | 4 |
| | A | 3 |
| Identification number and letter for switching elements | | 31 E |
| Number of NC contacts / for auxiliary contacts | | 1 |
| | | 0 |
| | | 0 |
| | | 0 |
| Number of NO contacts / for auxiliary contacts | | 3 |
| | | 0 |
| | | 0 |
| | | 0 |
| Number of change-over switches / for auxiliary contacts | | 0 |
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| Connection type: |
| Design of the electrical connection / for auxiliary and control current circuit | | tab terminals 6.3 mm |
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| Mechanical design: |
| Type of mounting | | screw fixing |
| Width | mm | 50 |
| Height | mm | 36 |
| Depth | mm | 64.5 |
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| Certificates/approvals: | | |
| General Product Approval | Functional Safety / Safety of Machinery |  ROSTEST | SUVA | | | Test Certificates | Shipping Approval | | Manufacturer | other | | | Manufacturer | | | | | | |
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| Safety: | | |
| T1 value / for proof test interval or service life / according to IEC 61508 | s | 20 |
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| Further information: |
| Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/industrial-controls/catalogs |
| Industry Mall (Online ordering system) http://www.siemens.com/industrial-controls/mall |
| CAx-Online-Generator http://www.siemens.com/cax |
| Service&Support (Manuals, Certificates, Characteristics, FAQs,...) http://support.automation.siemens.com/WW/view/en/3TH2031-7AD0/all |
| Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...) http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3TH2031-7AD0 |
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| last change: | Sep 24, 2011 |
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