{"product_id":"woodward-bl1840024-battery-charger","title":"Woodward BL1840024 Battery Charger","description":"\u003cp\u003eThe \u003cstrong\u003eWoodward BL1840024\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eBL18-400-24\u003c\/strong\u003e Battery Charger, operates as a dedicated hardware component for continuous DC auxiliary power bus regulation and battery bank charging within industrial control enclosures. The module converts a 3-phase 400 VAC input supply into a regulated 24-27.5 VDC output at up to 18 A continuous load current. Housed in a compact assembly weighing 2.95 lbs, the unit maintains stabilized power execution across industrial control systems.\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\u003eBL1840024 (Part #: BL18-400-24)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e2.95 lbs (1.34 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard Industrial Din Rail \/ Panel Mount Frame\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e3-Phase 400 VAC Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Voltage Range\u003c\/td\u003e\n\u003ctd\u003e24-27.5 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Current Rating\u003c\/td\u003e\n\u003ctd\u003e18 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eBattery Chargers \/ Power Supplies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eThermal Heat Sink Dissipation Profiles\u003c\/h3\u003e\n\u003cp\u003eThe Woodward BL1840024 battery charger utilizes optimized thermal heat sink dissipation profiles to manage internal heat rejection under continuous 18 A output conditions. Integrated power semiconductors transfer heat directly to the extruded aluminum chassis, preventing thermal runaway during float charging cycles. Passive convection airflow across the external cooling fins maintains component junction temperatures within design limits, ensuring output voltage stability across varying input power fluctuations without requiring forced-air fans.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What input power configuration is required to operate the BL1840024 charger unit?\u003c\/p\u003e\n\u003cp\u003eA: The charger requires a balanced 3-phase 400 VAC primary input supply. Operating the module on single-phase AC line configurations will result in degraded DC output voltage regulation and potential phase imbalance tripping.\u003c\/p\u003e\n\u003cp\u003eQ: How is the output voltage adjusted between 24 VDC and 27.5 VDC?\u003c\/p\u003e\n\u003cp\u003eA: Output voltage tuning is managed via internal potentiometer adjustments to set precise float charge targets for 24 V nominal lead-acid or nickel-cadmium battery banks under continuous operation.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eMount the unit vertically on a rigid panel backplate or standard mounting rail inside a well-ventilated cabinet. Maintain a minimum top and bottom clearance of 100 mm around the chassis cooling fins to facilitate unimpeded natural convection airflow. Terminate the 3-phase 400 VAC input wiring and 24-27.5 VDC output lines with appropriately sized ring terminals, torquing screws to cabinet standards. Establish a solid protective earth ground using a short copper strap bonded directly to the main enclosure earth busbar prior to applying line voltage.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":53411311845685,"sku":"BL1840024","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0973\/7630\/5461\/files\/BL1840024.png?v=1787794878","url":"https:\/\/www.5gplc.com\/products\/woodward-bl1840024-battery-charger","provider":"High Five PLC Solution Limited","version":"1.0","type":"link"}