 | | Similar to image | | COMBIN. ARRESTER TYPE 1 + 2 REQ.CATEGORIES B+C, UC 350V PLUG-IN PROTECTION BLOCKS 2POLE, 1+1 CIRCUIT FOR TN-S AND TT SYSTEMS W. REMOTE DISPLAY |
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| Technical data: | | |
| Protection level | kV | 1.5 |
| Type of the power supply network | | 2 |
| Type of mounting | | standard mounting rail |
| Conductor cross section that can be connected / for rigid conductor / minimum | mm? | 1.5 |
| Conductor cross section that can be connected / for rigid conductor / maximum | mm? | 35 |
| Conductor cross section that can be connected / finely stranded / minimum | mm? | 1.5 |
| Conductor cross section that can be connected / finely stranded / maximum | mm? | 25 |
| Product component / remote-signaling contact | | Yes |
| Size of the surge arrester | | 4 TE |
| Continuous operating voltage / with AC / maximum | V | 350 |
| Discharge current / at (8/20) µs / nominal value | kA | 100 |
| Operating voltage / with AC / nominal value | V | 240 |
| Type of distribution system | | TN-S and TT |
| SPD classification / acc. to EN 61643-11 / test class II type 2 | | Yes |
| Protection level / between N and L | kV | 1.5 |
| Protection level / between PE and N and/or L | kV | 1.5 |
| Signal design | | optical |
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| Certificates/approvals: |
| General Product Approval | | | ROSTEST | | | | | |
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| Further information: |
| Information- and Downloadcenter (Catalogs, Brochures,…) http://www.siemens.com/lowvoltage/catalogs |
| Industry Mall (Online ordering system) http://www.siemens.com/lowvoltage/mall |
| Service&Support (Manuals, Certificates, Characteristics, FAQs,...) http://support.automation.siemens.com/WW/view/en/5SD7442-1/all |
| Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, ...) http://www.automation.siemens.com/bilddb/cax_en.aspx?mlfb=5SD7442-1 |
| CAx-Online-Generator http://www.siemens.com/cax |
| Tender specifications Datanorm GAEB81 GAEB83 RTF TXT |
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| last change: | Aug 26, 2011 |
