{"product_id":"ge-a20b-0005-0450-04b-power-supply-board","title":"GE A20B-0005-0450\/04B Power Supply Board","description":"\u003cp\u003eThe \u003cstrong\u003eGE A20B-0005-0450\/048\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eA20B-0005-0450\u003c\/strong\u003e Power Supply Board, operates as a dedicated hardware component for internal DC voltage regulation and multi-rail power distribution within GE CNC system backplanes.\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\u003eA20B-0005-0450\/048\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eGE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.75 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e220 mm x 160 mm x 40 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 to 55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eSystem backplane dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e200-240 VAC single-phase +\/-10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Frequency\u003c\/td\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e+5V DC Output\u003c\/td\u003e\n\u003ctd\u003e8 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e+24V DC Output\u003c\/td\u003e\n\u003ctd\u003e4 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e+15V DC Output\u003c\/td\u003e\n\u003ctd\u003e2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e-15V DC Output\u003c\/td\u003e\n\u003ctd\u003e1.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrimary Capacitance\u003c\/td\u003e\n\u003ctd\u003e1500 uF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecondary Capacitance\u003c\/td\u003e\n\u003ctd\u003e330 uF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHold-up Time\u003c\/td\u003e\n\u003ctd\u003e20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCircuit Layers\u003c\/td\u003e\n\u003ctd\u003e4 layers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEdge Connector\u003c\/td\u003e\n\u003ctd\u003e50-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Method\u003c\/td\u003e\n\u003ctd\u003eNatural convection with heat sink\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Limits\u003c\/td\u003e\n\u003ctd\u003eOvervoltage (all outputs), short-circuit current limiting, thermal shutdown\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring Output\u003c\/td\u003e\n\u003ctd\u003eRelay contact\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Firmware Compatibility\u003c\/h3\u003e\n\u003cp\u003eThe power supply board delivers regulated multi-rail DC outputs across a 50-pin edge connector, feeding logic and control cards across the CNC backplane. By maintaining tight noise suppression and ripple filtering across the +5 VDC, +24 VDC, and +\/-15 VDC lines, the module preserves signal integrity required for high-speed backplane bus communication velocity and firmware flash compatibility during intensive CNC machining routines.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: How does the power supply unit indicate fault conditions during operation?\u003c\/p\u003e\n\u003cp\u003eA: Diagnostic LEDs located on the board show individual DC output rail statuses, while an integrated relay contact provides a dry contact signal for remote monitoring of power supply health.\u003c\/p\u003e\n\u003cp\u003eQ: Is this power supply card hot-swappable?\u003c\/p\u003e\n\u003cp\u003eA: No. Input AC power (200-240 VAC) must be completely de-energized and verified at zero potential before inserting or removing the 50-pin edge connector from the backplane.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eIsolate the main 200-240 VAC single-phase power supply and follow standard lockout\/tagout procedures before touching electrical terminals.\u003c\/li\u003e\n\u003cli\u003eAlign the 4-layer PCB with the chassis card guides and push firmly to fully seat the 50-pin edge connector into the CNC backplane.\u003c\/li\u003e\n\u003cli\u003eEnsure adequate vertical clearance around the board to facilitate natural convection cooling across the transistor heat sink assembly.\u003c\/li\u003e\n\u003cli\u003eConnect the remote health monitoring relay outputs to the designated control circuit and verify solid chassis frame grounding.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"GE","offers":[{"title":"Default Title","offer_id":45460323926131,"sku":"A20B-0005-0450\/04B","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/A20B-0005-0450_Cocoai_56e39f23-b132-4167-b3b2-262cf245b491.jpg?v=1788848149","url":"https:\/\/www.dcssupplier.com\/products\/ge-a20b-0005-0450-04b-power-supply-board","provider":"DcsSupplier Limited","version":"1.0","type":"link"}