{"product_id":"iepas01-abb-harmony-120-240vac-24vdc-10-4a-power-supply","title":"IEPAS01 ABB Harmony 120\/240VAC 24VDC 10.4A Power Supply","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003eIEPAS01\u003c\/strong\u003e is a high-reliability AC System Power Supply module engineered by ABB for the Symphony Plus and Harmony distributed control system (DCS) architectures. Designed to provide steady, regulated power to processing racks, controller chassis, and localized I\/O sub-systems, this premium module accepts universal AC input configurations of 120V or 240V AC at standard line frequencies. It converts raw mains infrastructure power into a clean, deterministic 24V DC bus line rated for up to 10.4 Amps of continuous current output. Featuring an ultra-slim mechanical profile (14.0\" x 2.0\" x 7.0\") and a net weight of approximately \u003cstrong\u003e0.9 kg (2 lbs 0.9 oz)\u003c\/strong\u003e, the IEPAS01 fits seamlessly into modular system slots while offering high efficiency and long-term protection.\u003c\/p\u003e\n\n\u003ch2\u003eCore Technical Advantages\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRobust 10.4A Continuous Output:\u003c\/strong\u003e Delivers an impressive 250 VA power capacity with a maximum output capability of 24V DC at 10.4 Amps, providing ample overhead for heavy processing blocks and multiple I\/O cards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComprehensive Multi-Layer Protection:\u003c\/strong\u003e Built with advanced electronic failsafes, including automatic shutoffs and limiting mechanisms for over-voltage, output overload, and continuous field short circuits.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Conversion Efficiency:\u003c\/strong\u003e Operates at an eco-friendly efficiency threshold of \u0026gt;85%, reducing internal heat dissipation inside closed control cabinets and extending the life of adjacent microelectronics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n  \u003cthead\u003e\n    \u003ctr style=\"background-color: #f2f2f2;\"\u003e\n      \u003cth style=\"border: 1px solid #dddddd; padding: 8px; text-align: left;\"\u003eParameter\u003c\/th\u003e\n      \u003cth style=\"border: 1px solid #dddddd; padding: 8px; text-align: left;\"\u003eSpecification Details\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eProduct Model Designation\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003eIEPAS01\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eSystem Architecture Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003eABB Symphony Plus \/ Harmony Rack DCS Systems\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eInput Voltage Rating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e120 \/ 240 VAC Nominal (Auto-sensing \/ Selectable window)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eInput Line Frequency\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e47 to 63 Hz operational range\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eTotal Rated Power\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e250 VA Apparent Power Max\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eOutput Voltage Specification\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e24 Volts DC Regulated Output\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eMaximum Output Current\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e10.4 Amps continuous electrical load\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eAtmospheric Humidity Scope\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e10% to 90% Relative Humidity (Non-condensing)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003ePhysical Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e14.0\" x 2.0\" x 7.0\" (35.6 cm x 5.1 cm x 17.8 cm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e\u003cstrong\u003eProduct Net Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #dddddd; padding: 8px;\"\u003e0.9 kg (2 lbs 0.9 oz)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eIndustrial Applications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSymphony Plus System Power:\u003c\/strong\u003e Acts as the primary system power supplier within processing columns to provide steady 24V DC backplane logic grids.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChemical Refinery Control Racks:\u003c\/strong\u003e Feeds critical process logic units running multi-phase separation operations that cannot tolerate voltage fluctuations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Generation Control Modules:\u003c\/strong\u003e Energizes distributed monitoring architectures inside turbine hall auxiliary panels requiring continuous high-MTBF operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Treatment Plant DCS:\u003c\/strong\u003e Distributes isolated control energy to remote server racks, field networking nodes, and centralized operator panels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWiring \u0026amp; Installation\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChassis Slot Mounting:\u003c\/strong\u003e Align the IEPAS01 module tracks with the target power slot guide rails within the Symphony rack. Slide the unit securely back until the rear connectors mate completely with the bus backplane.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMains AC Supply Wiring:\u003c\/strong\u003e Terminate standard 120V or 240V AC power conductors to the designated upstream terminal structure, ensuring appropriate grounding lines are connected to avoid frame voltage leakage.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConvection Air Cooling:\u003c\/strong\u003e This module utilizes natural convection cooling. Ensure the ventilation openings on the top and bottom of the rack enclosure remain unobstructed to maintain ambient temperatures between -20°C and +60°C.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSafe Handling Isolation:\u003c\/strong\u003e Always isolate and lock out upstream AC power breakers prior to sliding or pulling the power supply block to protect yourself and the internal electronic cards from arcing damages.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eEngineering Advantages\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInstant Diagnostic LEDs:\u003c\/strong\u003e Built with high-visibility faceplate LED light pipes (Power, Ready, Fault) allowing maintenance engineers to spot power failures or trip conditions immediately at the cabinet.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFan-Free Convection Performance:\u003c\/strong\u003e Eliminates the risk of physical cooling fan breakdown by using specialized passive convection thermal engineering, removing a common point of component failure.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNarrow Spatial Profiling:\u003c\/strong\u003e The specialized 2.0-inch width footprint lets system integrators maximize horizontal rack space for additional processors and field input cards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Can I run multiple IEPAS01 modules in a parallel redundant configuration?\u003c\/strong\u003e\u003cbr\u003e\nA1: Yes, depending on the specific Symphony Plus \/ Harmony power rack configuration. The IEPAS01 is engineered to support parallel redundancy options to ensure continuous plant control if a single power supply fails.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What happens if a temporary short circuit occurs on the 24V DC output line?\u003c\/strong\u003e\u003cbr\u003e\nA2: The module features integrated electronic short-circuit protection. It will limit or drop the output voltage down to prevent circuit damage and will automatically recover once the external field fault is corrected.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Does this module require an external cooling fan to maintain the 10.4 Amp maximum load?\u003c\/strong\u003e\u003cbr\u003e\nA3: No. The IEPAS01 is fully rated for passive convection cooling. As long as you maintain proper clearance and keep the ambient cabinet enclosure temperature within the recommended -20°C to +60°C limits, no extra fan unit is needed.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":51050834264196,"sku":"IEPAS01","price":166.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/IEPAS01.jpg?v=1783175602","url":"https:\/\/www.etowonauto.com\/tk\/products\/iepas01-abb-harmony-120-240vac-24vdc-10-4a-power-supply","provider":"Etowon Auto","version":"1.0","type":"link"}