{"product_id":"honeywell-51303940-150-dual-fan-panel-accessory","title":"Honeywell 51303940-150 Dual Fan Panel Accessory","description":"\u003cp\u003eConfigured for thermal management and forced-air cooling in industrial control enclosures, the \u003cstrong\u003eHoneywell 51303940-150\u003c\/strong\u003e (\u003cstrong\u003e51303940-150\u003c\/strong\u003e Dual Fan Panel Accessory) provides direct physical\/electrical execution.\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\u003e51303940-150\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGlobal Manufacturing Facility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e3.22 kg (7.09 lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard enclosure fan assembly footprint\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 deg C to +55 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e0.25 A at 120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e120 VAC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRotational Speed\u003c\/td\u003e\n\u003ctd\u003e3100 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFan Configuration\u003c\/td\u003e\n\u003ctd\u003eDual fan assembly with 3 blades and integrated alarm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003e4-20 mA HART Loop Protocol and Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe fan assembly incorporates internal thermal monitoring and alarm signal contacts that interface with cabinet control logic to indicate cooling failure states. Galvanic isolation between the 120 VAC motor winding circuits and the low-voltage alarm relay contacts protects internal panel monitoring circuits from high-voltage transients. The dual-fan architecture distributes airflow uniformly across enclosure internal components, preventing localized hot spots and maintaining stable operating temperatures for sensitive rack-mounted controllers.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the dual fan assembly support continuous 24\/7 operation under maximum load?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The unit is engineered for continuous industrial duty cycle operation, provided ambient enclosure temperatures do not exceed specified thermal limits.\u003c\/p\u003e\n\u003cp\u003eQ: How is the integrated cooling alarm circuit triggered?\u003c\/p\u003e\n\u003cp\u003eA: The alarm mechanism activates upon rotational speed degradation or complete motor stall, signaling a fault condition through isolated dry contacts.\u003c\/p\u003e\n\u003cp\u003eQ: Can the fan operating voltage be connected directly to a 240 VAC supply?\u003c\/p\u003e\n\u003cp\u003eA: No. The unit is specifically rated for 120 VAC input; connecting to an incorrect voltage source will damage the motor windings.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the fan assembly securely onto the enclosure exhaust or intake cutout using appropriate fastening hardware to minimize vibration and mechanical noise.\u003c\/li\u003e\n\u003cli\u003eTerminate the 120 VAC power leads and alarm monitoring wires into designated terminal blocks, ensuring proper wire gauge and insulation ratings.\u003c\/li\u003e\n\u003cli\u003eVerify that airflow direction matches the cabinet thermal management design requirements prior to energizing the circuit.\u003c\/li\u003e\n\u003cli\u003eCheck fan blade rotation freedom manually and test alarm contact continuity before closing the enclosure doors.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":48180014612670,"sku":"51303940-150","price":470.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/51303940-150_2.png?v=1784626206","url":"https:\/\/www.autooiltech.com\/products\/honeywell-51303940-150-dual-fan-panel-accessory","provider":"AutoOilTech Limited","version":"1.0","type":"link"}