{"product_id":"1771-p6s-b-allen-bradley-power-supply-datasheet-technical-manual","title":"1771-P6S B Allen-Bradley Power Supply | Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eAllen-Bradley 1771-P6S B 1771 PLC-5 I\/O System Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1771-P6S B\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1771-P6S\u003c\/strong\u003e Power Supply Module, operates as a dedicated hardware component for converting AC input into regulated DC backplane power within 1771 PLC-5 I\/O System platforms.\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\u003e1771-P6S B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eAllen-Bradley\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eAuxiliary Power Supply Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Input Voltage\u003c\/td\u003e\n\u003ctd\u003e220 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e194-264 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e47-63 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Real Input Power\u003c\/td\u003e\n\u003ctd\u003e56 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Apparent Input Power\u003c\/td\u003e\n\u003ctd\u003e89 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Transformer Load\u003c\/td\u003e\n\u003ctd\u003e140 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage\u003c\/td\u003e\n\u003ctd\u003e+5 VDC regulated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBackplane Output Current\u003c\/td\u003e\n\u003ctd\u003e8 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse Protection\u003c\/td\u003e\n\u003ctd\u003e1.5 A, 250 V, slow-blow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCabling Requirement\u003c\/td\u003e\n\u003ctd\u003e1771-CT paralleling cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e56 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e178 x 50 x 180 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.85 kg (1.88 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProfinet \/ EtherNet\/IP Deterministic Networks and I\/O Density Scaling\u003c\/h3\u003e\n\u003cp\u003eThe 1771-P6S B delivers 8 A of regulated 5 VDC backplane output current to maintain systemic power thresholds during significant I\/O density scaling. This auxiliary supply structure is critical when deploying power-intensive communication modules that interface with Profinet or EtherNet\/IP deterministic networks. Proper distribution of the 5 VDC rail prevents localized voltage sags across the 1771 chassis slot channels, preserving the operational integrity and execution velocity of the backplane bus.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the purpose of the 1771-CT cable connection on the 1771-P6S B?\u003c\/p\u003e\n\u003cp\u003eA: The 1771-CT cable is utilized to establish a direct connection between parallelable modules (such as -P6S, -LWP, -LZP, and -LXP) to allow dual-supply configurations within a single 1771 chassis for increased backplane current capacity.\u003c\/p\u003e\n\u003cp\u003eQ: What happens if the nominal AC input voltage drops below the 194 VAC threshold?\u003c\/p\u003e\n\u003cp\u003eA: The module internal monitoring circuitry detects the undervoltage condition and generates a shutdown signal to protect the processor memory integrity from corruption before the backplane voltage collapses.\u003c\/p\u003e\n\u003cp\u003eQ: Is hot-swapping supported for the 1771-P6S B inside a live 1771 chassis?\u003c\/p\u003e\n\u003cp\u003eA: No. The chassis backplane must be fully de-energized prior to removing or inserting the module. Disregarding this rule risks inducing electrostatic discharge damage and memory faults across the active PLC-5 processor.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis Compatibility Constraints:\u003c\/strong\u003e Install the 1771-P6S B module in a standard single I\/O slot. For older 1771 chassis designs, review slot location restrictions to ensure mechanical alignment and proper backplane bus integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParalleling Interconnection:\u003c\/strong\u003e When linking two power supplies in parallel, only use the certified 1771-CT cabling interface. Do not bridge terminal blocks using discrete external jump wires.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuse Replacement Parameters:\u003c\/strong\u003e Replace blown fuses exclusively with 1.5 A, 250 V slow-blow fuses matching the factory specification. Turn off all upstream AC supply power before extracting the fuse holder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrostatic Discharge Minimization:\u003c\/strong\u003e Maintain standard ESD handling protocols. Keep the component within its static-shielded packaging until the immediate point of physical mounting inside the chassis.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43425784561754,"sku":"1771-P6S B","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/191._fb3acaea-3273-4ee5-a7bd-8633cbebeea9.jpg?v=1779935336","url":"https:\/\/www.spareoil.com\/products\/1771-p6s-b-allen-bradley-power-supply-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}