{"product_id":"abb-bailey-iepas01-infi-90-ac-system-power-module","title":"ABB Bailey IEPAS01 INFI 90 AC System Power Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eABB Bailey IEPAS01\u003c\/strong\u003e is an AC System Power Module for the INFI 90 Modular Power System. It converts 120\/240 VAC line power into the regulated DC voltages required by INFI 90 process control modules.\u003c\/p\u003e\n\u003cp\u003eThe IEPAS01 provides \u003cstrong\u003e+5 VDC, +15 VDC, -15 VDC, and +24 VDC\u003c\/strong\u003e outputs. These voltages are distributed through the Module Mounting Unit backplane and DC bus structure to installed process control modules.\u003c\/p\u003e\n\u003cp\u003eThe module accepts either 120 VAC or 240 VAC input through a configurable jumper arrangement. Bailey specifies a 47 to 63 Hz operating frequency and a maximum input current of 1.6 A per power supply module.\u003c\/p\u003e\n\u003cp\u003eThe INFI 90 power architecture also supports multiple IEPAS01 modules operating in parallel. This allows additional modules to be installed for increased system capacity or N+1 redundancy.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eINFI 90 AC System Power Module\u003c\/li\u003e\n\u003cli\u003eConverts 120\/240 VAC input to regulated DC system power\u003c\/li\u003e\n\u003cli\u003e+5 VDC system output\u003c\/li\u003e\n\u003cli\u003e+15 VDC system output\u003c\/li\u003e\n\u003cli\u003e-15 VDC system output\u003c\/li\u003e\n\u003cli\u003e+24 VDC system output\u003c\/li\u003e\n\u003cli\u003e47 to 63 Hz input frequency\u003c\/li\u003e\n\u003cli\u003e120 VAC or 240 VAC jumper-configurable operation\u003c\/li\u003e\n\u003cli\u003eParallel operation with additional power modules\u003c\/li\u003e\n\u003cli\u003eSupports N+1 redundant power architectures\u003c\/li\u003e\n\u003cli\u003eModule status output to the INFI 90 power monitoring system\u003c\/li\u003e\n\u003cli\u003eFactory-set output voltages\u003c\/li\u003e\n\u003cli\u003eInstalls directly in an INFI 90 Module Mounting Unit\u003c\/li\u003e\n\u003cli\u003eESD-sensitive electronic assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eINFI 90 system cabinet power\u003c\/li\u003e\n\u003cli\u003eProcess control module power distribution\u003c\/li\u003e\n\u003cli\u003eLegacy Bailey DCS maintenance\u003c\/li\u003e\n\u003cli\u003eRedundant control-system power architectures\u003c\/li\u003e\n\u003cli\u003eReplacement of installed IEPAS01 modules\u003c\/li\u003e\n\u003cli\u003eINFI 90 Module Mounting Unit power expansion\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ch4\u003eGeneral\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eABB Bailey\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eIEPAS01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Family\u003c\/td\u003e\n\u003ctd\u003eINFI 90\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eAC System Power Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Function\u003c\/td\u003e\n\u003ctd\u003eINFI 90 system DC power generation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eINFI 90 Module Mounting Unit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRedundant Operation\u003c\/td\u003e\n\u003ctd\u003eSupported\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProvided Power Rating\u003c\/td\u003e\n\u003ctd\u003e250 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch4\u003eAC Input\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e120 VAC Operating Range\u003c\/td\u003e\n\u003ctd\u003e102 to 132 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e240 VAC Operating Range\u003c\/td\u003e\n\u003ctd\u003e204 to 264 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Selection\u003c\/td\u003e\n\u003ctd\u003e120\/240 VAC jumper configurable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e47 to 63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Input Current\u003c\/td\u003e\n\u003ctd\u003e1.6 A per power supply module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInrush Current\u003c\/td\u003e\n\u003ctd\u003eLess than 15 A per module, fully loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eThe Bailey E96-506 manual specifies both the 120 VAC and 240 VAC operating ranges for IEPAS01 and IEPFA01 power modules.\u003c\/p\u003e\n\u003ch4\u003eDC Outputs\u003c\/h4\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput\u003c\/th\u003e\n\u003cth\u003eRated Capacity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e+24 VDC\u003c\/td\u003e\n\u003ctd\u003e25.5 VDC output, 4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e+5 VDC\u003c\/td\u003e\n\u003ctd\u003e5.1 VDC output, 10 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e+15 VDC\u003c\/td\u003e\n\u003ctd\u003e0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e-15 VDC\u003c\/td\u003e\n\u003ctd\u003e0.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eThe manual identifies the IEPAS01 as the system power module providing the four required INFI 90 DC supply rails.\u003c\/p\u003e\n\u003ch3\u003eOutput and System Characteristics\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine Regulation\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHold-up Time\u003c\/td\u003e\n\u003ctd\u003eGreater than 20 ms, fully loaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Heat Dissipation\u003c\/td\u003e\n\u003ctd\u003e25 W per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal System Rails\u003c\/td\u003e\n\u003ctd\u003e+5, +15, -15, +24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eThe Modular Power System specifications give a hold-up time above 20 ms and maximum heat dissipation of 25 W per module.\u003c\/p\u003e\n\u003ch3\u003ePower Conversion Architecture\u003c\/h3\u003e\n\u003cp\u003eThe IEPAS01 converts the incoming 120\/240 VAC supply to a nominal intermediate DC voltage.\u003c\/p\u003e\n\u003cp\u003eInternal DC\/DC conversion stages then generate the four regulated system outputs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e+5 VDC\u003c\/li\u003e\n\u003cli\u003e+15 VDC\u003c\/li\u003e\n\u003cli\u003e-15 VDC\u003c\/li\u003e\n\u003cli\u003e+24 VDC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThese outputs are routed through the DC bus bar and Module Mounting Unit backplane to the installed INFI 90 process control modules. The Bailey system block diagram shows the IEPAS01 as the system-power source feeding these four rails.\u003c\/p\u003e\n\u003ch3\u003eRedundant Power Operation\u003c\/h3\u003e\n\u003cp\u003eMultiple IEPAS01 modules can share the system load.\u003c\/p\u003e\n\u003cp\u003eBailey describes the Modular Power System as supporting N+1 redundancy. Additional power modules can be installed beyond the minimum number required by the cabinet load.\u003c\/p\u003e\n\u003cp\u003eThis architecture allows a power module to be removed or fail while remaining modules continue supplying the required load, provided sufficient capacity remains.\u003c\/p\u003e\n\u003ch3\u003eJumper Configuration\u003c\/h3\u003e\n\u003cp\u003eThe IEPAS01 uses \u003cstrong\u003eJ1\u003c\/strong\u003e to select the AC input configuration:\u003c\/p\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSupply\u003c\/th\u003e\n\u003cth\u003eJ1 Setting\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e120 VAC\u003c\/td\u003e\n\u003ctd\u003ePosition A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e240 VAC\u003c\/td\u003e\n\u003ctd\u003ePosition B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eThe manual also identifies J2 as part of the bus-voltage monitoring configuration. For IEPAS01 installation, Bailey instructs J2 to use the position for monitoring +5, +15, -15, and +24 VDC.\u003c\/p\u003e\n\u003cp\u003eThe quick-reference table confirms \u003cstrong\u003eJ1 Position A for 120 VAC\u003c\/strong\u003e and \u003cstrong\u003eJ1 Position B for 240 VAC\u003c\/strong\u003e operation.\u003c\/p\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify the module is identified as \u003cstrong\u003eIEPAS01\u003c\/strong\u003e before replacement.\u003c\/li\u003e\n\u003cli\u003eConfirm whether the cabinet operates from 120 VAC or 240 VAC.\u003c\/li\u003e\n\u003cli\u003eSet J1 for the correct AC input before applying power.\u003c\/li\u003e\n\u003cli\u003eConfirm the bus-monitor configuration before installation.\u003c\/li\u003e\n\u003cli\u003eDo not adjust factory-set output potentiometers.\u003c\/li\u003e\n\u003cli\u003eObserve ESD precautions when handling the module.\u003c\/li\u003e\n\u003cli\u003eInstall the module into an approved Module Mounting Unit slot.\u003c\/li\u003e\n\u003cli\u003eAlign the circuit board correctly with the MMU guides.\u003c\/li\u003e\n\u003cli\u003eFully seat the rear board connectors before securing the module.\u003c\/li\u003e\n\u003cli\u003eVerify system power status after startup.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eBailey specifically warns that the power module contains ESD-sensitive circuitry and states that the output adjustment potentiometers are factory-set and should not be readjusted.\u003c\/p\u003e\n\u003ch3\u003eReplacement Recommendations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatch \u003cstrong\u003eIEPAS01\u003c\/strong\u003e rather than selecting a visually similar INFI 90 power module.\u003c\/li\u003e\n\u003cli\u003eDo not confuse IEPAS01 with \u003cstrong\u003eIEPAF01\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eIEPAS01 supplies +5, +15, -15, and +24 VDC system power.\u003c\/li\u003e\n\u003cli\u003eIEPAF01 is the field-power version and supplies only +24 VDC.\u003c\/li\u003e\n\u003cli\u003eRecord the J1 and J2 positions before removing an existing module.\u003c\/li\u003e\n\u003cli\u003eAllow the internal filter capacitors to discharge before handling a removed module.\u003c\/li\u003e\n\u003cli\u003ePreserve the existing redundant module layout where N+1 operation is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Bailey manual explicitly distinguishes the two modules: \u003cstrong\u003eIEPAS01 provides +5, +15, -15, and +24 VDC\u003c\/strong\u003e, while \u003cstrong\u003eIEPAF01 provides +24 VDC only for field-powered devices\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eEnvironmental\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRoom Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 55 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Module Ambient Temperature\u003c\/td\u003e\n\u003ctd\u003e70 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Baseplate Temperature\u003c\/td\u003e\n\u003ctd\u003e85 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity at up to 55 degC\u003c\/td\u003e\n\u003ctd\u003e5% to 90%, noncondensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity at 70 degC\u003c\/td\u003e\n\u003ctd\u003e0% to 45%, noncondensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Altitude\u003c\/td\u003e\n\u003ctd\u003eSea level to 3 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir Quality\u003c\/td\u003e\n\u003ctd\u003eNoncorrosive\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003cp\u003eThese environmental limits are specified for the INFI 90 Modular Power System hardware.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":53756663791979,"sku":"IEPAS01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/IEPAS01_004_1200x1200_c16fb09a-50cc-4857-ac5f-fc6d4b566865.jpg?v=1787485645","url":"https:\/\/www.plcprotech.com\/it\/products\/abb-bailey-iepas01-infi-90-ac-system-power-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}