{"product_id":"hima-f-7126-99-000111-pes-series-safety-power-supply","title":"HIMA F-7126 99 000111 PES Series Safety Power Supply","description":"\u003ch2\u003eHIMA F7126 99 000111 Safety Power Supply\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHIMA F7126 99 000111\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eF7126\u003c\/strong\u003e Redundant Power Supply Module, operates as a dedicated hardware component for converting 24 VDC primary power to regulated 5 VDC system logic power within HIMA PES, H41q, and H51q rack architectures.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eF7126 99 000111\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHIMA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.8 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e125 mm x 150 mm x 120 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e24 VDC input (converts to 5 VDC output, rated up to 1000 W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundancy Architecture\u003c\/td\u003e\n\u003ctd\u003eDual-channel, hot-swappable N+1 configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntegrated Protection\u003c\/td\u003e\n\u003ctd\u003eOvervoltage, active current limitation, short-circuit-proof output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP65 or higher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Certification\u003c\/td\u003e\n\u003ctd\u003eCE, FCC, SIL 3 (IEC 61508)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eSIL3 Certification and Fail-Safe State Execution\u003c\/h3\u003e\n\u003cp\u003eDesigned to meet SIL 3 functional safety requirements according to IEC 61508, the internal conversion stage employs galvanic isolation to isolate 24 VDC input field power lines from 5 VDC backplane logic circuitry. Microprocessor-driven monitoring logic evaluates line output voltage levels, secondary loop currents, and module heatsink temperatures in real time. If overvoltage conditions or short-circuit faults exceed defined operating parameters, internal decoupling diodes and protective clamps engage to isolate the fault path, forcing a deterministic fail-safe state execution and energizing fault relay contacts without interrupting power delivery to adjacent rack controllers.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the N+1 redundant configuration behave when one power supply channel fails?\u003c\/p\u003e\n\u003cp\u003eA: Integrated decoupling diodes prevent reverse current flow, allowing the functional module to maintain the 5 VDC backplane rail without voltage droop while the failed unit triggers a relay fault output.\u003c\/p\u003e\n\u003cp\u003eQ: Is hot-swapping allowed for a faulty module while the system is powered on?\u003c\/p\u003e\n\u003cp\u003eA: Operators can remove and replace the faulty unit directly during active backplane operation without shutting down the system, provided the remaining parallel module maintains the system load.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the unit firmly into the designated rack slot within an IP65-rated industrial cabinet to ensure full ingress protection against moisture and ambient contaminants. Ensure a low-impedance grounding bond between the module housing and the primary protective earth (PE) busbar using a short copper strap. Maintain a minimum vertical clearance of 50 mm above and below the rack to permit natural thermal convection across the heat dissipation fins. Route incoming 24 VDC supply cables separately from high-frequency signal lines to prevent electromagnetic coupling.\u003c\/p\u003e","brand":"HIMA","offers":[{"title":"Default Title","offer_id":43821959839843,"sku":"F7126 99 000111","price":400.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0583\/5246\/8067\/files\/112_81b66edd-74da-4612-b7cf-00e632df5d8b.jpg?v=1762484826","url":"https:\/\/www.autocontrolglobal.com\/products\/hima-f-7126-99-000111-pes-series-safety-power-supply","provider":"AutoControl Global","version":"1.0","type":"link"}