{"product_id":"siemens-6ep4437-7fb00-3cx0-sitop-sel1200-selectivity-module","title":"Siemens 6EP4437-7FB00-3CX0 SITOP SEL1200 4x10A Selectivity Module","description":"\u003cp\u003eThe Siemens 6EP4437-7FB00-3CX0 is a SITOP SEL1200 selectivity module with 4 independently adjustable output channels, distributing a 24 V DC \/ 40 A input across 4 outputs each rated up to 10 A with a current threshold adjustable from 2 to 10 A via potentiometer. It trips the affected channel on overcurrent (approx. 30 ms at 2x setpoint) while leaving the other 3 channels running, at 98% typical efficiency.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSKU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6EP4437-7FB00-3CX0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSITOP SEL1200\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSITOP Selectivity module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput voltage (DC)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 V rated, 20.4 ... 30 V range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput current at rated 24 V\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNumber of outputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4, independently adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput current per output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 A rated (up to 60 degrees C), 2%\/K derating 60-70 degrees C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAdjustable current threshold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 ... 10 A per output, via potentiometer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOvercurrent trip characteristic\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIout \u0026gt; 2.0x setpoint: approx. 30 ms; \u0026gt; 1.8x: approx. 0.1 s; \u0026gt; 1.5x: approx. 1 s; \u0026gt; 1.0x: approx. 5 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eImmediate switch-off\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIout \u0026gt; setpoint and Vin \u0026lt; 20 V: approx. 8 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEfficiency, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e98%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower loss, typ.\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuse protection at input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16 A per output (not accessible)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection class \/ IP rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClass III \/ IP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnection method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePush-in terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure dimensions (W x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e45 x 135 x 125 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eCertifications \u0026amp; Standards\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCE\u003c\/li\u003e\n\u003cli\u003eUL 2367\u003c\/li\u003e\n\u003cli\u003ecULus\u003c\/li\u003e\n\u003cli\u003eUKCA\u003c\/li\u003e\n\u003cli\u003eEAC\u003c\/li\u003e\n\u003cli\u003eCB\u003c\/li\u003e\n\u003cli\u003eDNV Marine\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSelection Notes\u003c\/h2\u003e\u003cp\u003eThe 4 independently adjustable channels (2-10 A each via potentiometer) are the reason to choose this over a fixed-threshold distribution block: each output's trip point can be set to match the actual load on that branch, so a fault on one channel drops only that branch instead of the whole 40 A bus. It sits downstream of a SITOP power supply, not in place of one - sizing depends on matching the 40 A input rating to the upstream supply's output. The push-in terminal connection method speeds up panel wiring versus a screw-terminal selectivity block, worth noting when specifying a large distribution panel with many modules.\u003c\/p\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cp\u003eSegments a single 24 V DC power supply into 4 individually protected branch circuits for PLC I\/O, sensor groups, or valve banks, so a short circuit or overload on one branch does not take down the rest of the control system.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":53960775270683,"sku":"6EP4437-7FB00-3CX0","price":137.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0903\/7722\/4475\/files\/siemens-6ep4437-7fb00-3cx0-sitop-sel1200-selectivity-module.png?v=1789678951","url":"https:\/\/stoklink.com\/products\/siemens-6ep4437-7fb00-3cx0-sitop-sel1200-selectivity-module","provider":"Stoklink","version":"1.0","type":"link"}