{"product_id":"safety-manager-power-supply-unit-honeywell-fc-psu-uni2450u","title":"Safety Manager Power Supply Unit Honeywell FC-PSU-UNI2450U","description":"\u003ch2\u003eHoneywell FC-PSU-UNI2450U System Power Supply Unit\u003c\/h2\u003e\n\u003cp\u003eConfigured for high-capacity power conversion in Honeywell Safety Manager and FSC platforms, the \u003cstrong\u003eHoneywell FC-PSU-UNI2450U\u003c\/strong\u003e (V2.1) System Power Supply Unit provides direct physical\/electrical execution.\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\u003eFC-PSU-UNI2450U (V2.1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eManufacturer Standard Facility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e5.7 kg (12.5 lb) including cable set\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e420.5 × 140 × 90 mm (16.57 × 5.51 × 3.54 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-5 deg C to +70 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e13 W (no-load power consumption)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e110 to 240 VAC nominal (operating limits 93 to 253 VAC, 47 to 63 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConfigurable Output Voltage\u003c\/td\u003e\n\u003ctd\u003e25 VDC or 28 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Output Current\u003c\/td\u003e\n\u003ctd\u003e48 A at 25 VDC \/ 43 A at 28 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Output Power\u003c\/td\u003e\n\u003ctd\u003eApproximately 1.2 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHoldup Time\u003c\/td\u003e\n\u003ctd\u003eApproximately 100 ms at full load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApprovals\u003c\/td\u003e\n\u003ctd\u003eTÜV, CE, cRUus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Control Signal Integration and Isolation Architecture\u003c\/h3\u003e\n\u003cp\u003eThe unit converts universal AC mains power into regulated DC power while providing robust channel isolation across distribution rails. Galvanic isolation barriers—featuring 3750 Vrms between input and output, 2500 Vrms between input and case, and 500 VDC between output and case—safeguard downstream safety controllers against high-voltage transients. Furthermore, dual independent regulation circuits, under-voltage alarm contacts, and output diodes enabling parallel operation ensure uninterrupted power delivery across mission-critical control loops.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the power supply unit support live on-line replacement?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the unit includes an integrated ON\/OFF switch combined with isolated AC and DC power connectors, permitting safe on-line replacement in a live system environment.\u003c\/p\u003e\n\u003cp\u003eQ: What are the protection mechanisms integrated into the DC output architecture?\u003c\/p\u003e\n\u003cp\u003eA: The system provides dual built-in overvoltage protection complying with IEC 61508 functional safety standards, continuous overload and short-circuit protection, a 1200 W current limit feature, and an under-voltage alarm that trips if output drops below 22 VDC.\u003c\/p\u003e\n\u003cp\u003eQ: What are the input power requirements and efficiency profiles under rated voltage?\u003c\/p\u003e\n\u003cp\u003eA: The module operates on 110 to 240 VAC, achieving an efficiency exceeding 85% at 220 to 240 VAC and over 80% at 110 to 120 VAC, with a power factor close to 1.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnsure upstream AC mains power is fully isolated before handling the IEC 60320 C20 inlet socket or wiring Phoenix terminal connectors to prevent electrical shock.\u003c\/li\u003e\n\u003cli\u003eSecure the 5.7 kg unit firmly within the cabinet enclosure, taking into account ambient thermal derating curves starting above 50 deg C.\u003c\/li\u003e\n\u003cli\u003eTerminate AC input cables using the locking retaining clip and connect DC output lines via Phoenix PCV6-16\/2-G1F-10,163 connectors with secure locking screws.\u003c\/li\u003e\n\u003cli\u003eVerify that wire cross-sections comply with specifications (min. 0.75 mm2, max. 16 mm2 for DC outputs) and ensure proper cabinet ventilation to prevent dust accumulation on high-voltage circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HONEYWELL","offers":[{"title":"Default Title","offer_id":49100823101752,"sku":"FC-PSU-UNI2450U","price":188.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/1616\/3896\/files\/bdb004a1367e0c233712b8c6ec6c1722.jpg?v=1723101194","url":"https:\/\/www.automodulexpert.com\/products\/safety-manager-power-supply-unit-honeywell-fc-psu-uni2450u","provider":"AutoModuleXpert Ltd.","version":"1.0","type":"link"}