| | INSULATION MONITORING RELAY FOR UNGROUNDED (IT) NETWORKS UP TO 400 V AC, 50 - 60 HZ MEASURING RANGE 1 - 100 KOHM SUPPLY VOLTAGE AC/DC 24-240 V 22.5MM, 1 CO CONTACT; SCREW |
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| Measuring circuit: | | |
| Adjustable response value impedance | | |
| | kΩ | 1… 100 |
| Measurable line frequency | Hz | 50… 60 |
| Network leakage resistance | µF | 10 |
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| General technical details: | | |
| Product function | | |
| | | Yes |
| | | Yes |
| Product component / isolation value indication | | No |
| Type of voltage | | |
| | | AC |
| | | AC/DC |
- of the controlled supply voltage
| | AC/DC |
| Operating frequency | | |
| | Hz | 15… 400 |
| Control supply voltage | | |
| | | |
| | V | 24… 240 |
| | | |
| | V | 24… 240 |
| | | |
| | V | 24… 240 |
| Working range factor supply voltage rated value | | |
| | | |
| | | 0.85… 1.1 |
| | | |
| | | 0.85… 1.1 |
| | | 0.85… 1.1 |
| Impulse voltage resistance / rated value | V | 6,000 |
| Protection class IP | | IP20 |
| Thermal current / of the contact-affected switching element / maximum | A | 4 |
| Ambient temperature / during operating | °C | -25… +60 |
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| Mechanical design: | | |
| Width | mm | 22.5 |
| Height | mm | 78 |
| Depth | mm | 100 |
| Built in orientation | | any |
| Distance, to be maintained, to earthed part | | |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| Distance, to be maintained, to the ranks assembly | | |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| Distance, to be maintained, conductive elements | | |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| | mm | 0 |
| Type of mounting | | snap-on fastening on 35 mm standard rail |
| Product function / removable terminal for auxiliary and control circuit | | No |
| Design of the electrical connection | | screw-type terminals |
| Type of the connectable conductor cross-section | | |
| | | 2x (0.75 ... 2.5 mm²) |
| | | |
| | | 2x (0.75 ... 2.5 mm²) |
| Tightening torque | | |
- with screw-type terminals
| N·m | 0.6… 0.8 |
| Number of NO contacts / delayed switching | | 0 |
| Number of NC contacts / delayed switching | | 0 |
| Number of change-over switches / delayed switching | | 1 |
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| Certificates/approvals: | | |
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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/3UG4581-1AW30/all |
| Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...) http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=3UG4581-1AW30 |
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| last change: | Mar 12, 2012 | |