{"product_id":"1771-p6r-c-allen-bradley-power-supply-datasheet-technical-manual","title":"1771-P6R\/C Allen-Bradley Power Supply | Datasheet \u0026 Technical Manual","description":"\u003ch2\u003eAllen-Bradley 1771-P6R\/C 1771 PLC-5 I\/O System Power Supply Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAllen-Bradley 1771-P6R\/C\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e1771-P6R\u003c\/strong\u003e Redundant Power Supply Module, operates as a dedicated hardware component for converting AC input into regulated 5 VDC 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-P6R\/C\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\u003eRedundant 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 Volts AC\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\u003eInput Current\u003c\/td\u003e\n\u003ctd\u003e0.5 A\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 (single unit)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Real Input Power\u003c\/td\u003e\n\u003ctd\u003e59 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Apparent Input Power\u003c\/td\u003e\n\u003ctd\u003e92 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Transformer Load\u003c\/td\u003e\n\u003ctd\u003e148 VA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Dissipation\u003c\/td\u003e\n\u003ctd\u003e16 W maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThermal Dissipation\u003c\/td\u003e\n\u003ctd\u003e47.8 BTU\/hr maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIsolation Voltage\u003c\/td\u003e\n\u003ctd\u003e1000 V for 60 seconds\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\u003eWire Size\u003c\/td\u003e\n\u003ctd\u003e14 AWG stranded copper, rated 85 deg C or greater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocation\u003c\/td\u003e\n\u003ctd\u003e1771 Chassis, 1 Slot\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\u003e59 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e165 x 51 x 89 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.9 kg (1.98 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-P6R\/C supplies an 8 A current threshold to the 5 VDC backplane to secure data integrity across network architectures that utilize Profinet or EtherNet\/IP deterministic networks. During periods of maximum I\/O density scaling, the demand on the backplane bus communication velocity increases significantly. This module maintains strict voltage regulation under changing system loads, ensuring that the necessary firmware flash compatibility profiles across adjacent communication and processor modules remain stable without inducing power-related logic failures.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How do the current capacities scale when combining multiple 1771-P6R\/C modules in a redundant architecture?\u003c\/p\u003e\n\u003cp\u003eA: In configured multi-unit setups, a 2-unit system delivers 8 A at 60 deg C, a 3-unit system scales up to 14 A, and a 4-unit system supports up to 20 A of backplane current capacity.\u003c\/p\u003e\n\u003cp\u003eQ: Is hot-swapping permitted for a faulty 1771-P6R\/C module inside an active redundant system?\u003c\/p\u003e\n\u003cp\u003eA: No. The backplane architecture requires the local rack or the specific slot power supply source to be isolated and de-energized prior to structural extraction. Removing the unit while under active load hazards introducing transient backplane communication errors.\u003c\/p\u003e\n\u003cp\u003eQ: What cabling is necessary to link the units for true redundant power balancing?\u003c\/p\u003e\n\u003cp\u003eA: Redundant configurations require the dedicated redundancy cable interface (Allen-Bradley Part No. 941201-02) to verify cross-unit electrical balance and fault detection.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Block Separation:\u003c\/strong\u003e Utilize the removable terminal block assembly for field wiring. Secure all 14 AWG stranded copper power conductors before clicking the terminal assembly into the module face.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBranch Circuit Protection Constraints:\u003c\/strong\u003e The user must provide external branch circuit protection rated at a maximum of 15 A upstream from the AC input lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShielding and Grounding Framework:\u003c\/strong\u003e Ensure the 1771 chassis ground terminal is linked to the primary earth ground. Keep power input lines physically isolated from analog measurement cabling to minimize cross-talk.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Convection Clearances:\u003c\/strong\u003e Mount the module within its specified 1-slot vertical footprint, ensuring unblocked chassis ventilation pathways to stay within the 47.8 BTU\/hr maximum thermal dissipation rating.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Allen Bradley","offers":[{"title":"Default Title","offer_id":43425789608026,"sku":"1771-P6R C","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/192._42966c9b-4ee2-4099-b110-6ec161620f80.jpg?v=1779935707","url":"https:\/\/www.spareoil.com\/products\/1771-p6r-c-allen-bradley-power-supply-datasheet-technical-manual","provider":"SpareOil Automation","version":"1.0","type":"link"}