{"product_id":"delta-vfd370b43a-ac-motor-drive-b-series","title":"DELTA VFD370B43A Variateur moteur AC série B","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eVFD370B43A (VFD370B43A)\u003c\/strong\u003e is a high-capacity, general-purpose AC motor drive from the Delta B series, engineered for heavy-duty industrial applications requiring 37 kW (50 HP) of power. This drive is specifically designed for 460 V three-phase power systems, making it a reliable solution for large-scale industrial infrastructure, including heavy-duty blowers, extruders, high-load conveyor systems, and process pumps. By utilizing advanced sensorless vector control, the VFD370B43A enables precise speed regulation and high starting torque, which are critical for minimizing mechanical wear and operational downtime in continuous-duty manufacturing environments.\u003c\/p\u003e\n\u003ch3\u003eTechnical Configuration\u003c\/h3\u003e\n\u003cp\u003eThe VFD370B43A is built to handle the rigorous demands of modern factory automation. It provides exceptional flexibility with a frequency setting resolution of 0.01 Hz, allowing for minute adjustments in motor speed. The drive is equipped with advanced protection logic, including a programmable stall prevention level (20 to 250% of rated current) and three distinct skip frequency zones (0.1 to 400 Hz) to eliminate mechanical resonance in the driven system. Integrated thermal management is provided by an active fan-cooled system, ensuring that the drive operates efficiently within the specified ambient temperature ranges, even under sustained load conditions.\u003c\/p\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eFeature\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\u003eVFD370B43A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eDelta\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eTaiwan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e36.0 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Rating\u003c\/td\u003e\n\u003ctd\u003e37 kW (50 HP)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e460 VAC (3-phase)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOverload Capacity\u003c\/td\u003e\n\u003ctd\u003e150% for 60 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Resolution\u003c\/td\u003e\n\u003ctd\u003e0.01 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCooling Method\u003c\/td\u003e\n\u003ctd\u003eFan Cooled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-10 to 50 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhat are the primary applications for the VFD370B43A?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis 37 kW drive is best suited for high-torque applications such as large industrial pumps, mixers, and extruders. Its 150% overload capability makes it ideal for loads that require high starting torque and consistent performance during operation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it possible to suppress machine vibration using this drive?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the drive includes three programmable skip frequency zones. These are used to bypass critical resonance frequencies of the mechanical structure, preventing harmonic vibration that could damage the motor or gearbox over time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should this drive be stored if not immediately installed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe drive should be stored in a dry, dust-free environment with a temperature range of -20 deg C to 60 deg C. It is imperative to keep the unit away from corrosive gases and conductive dust to maintain the integrity of the internal PCBs.\u003c\/p\u003e\n\u003ch3\u003eInstallation and Operational Best Practices\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCabinet Thermal Management:\u003c\/strong\u003e Given the 36 kg weight and 37 kW output, this drive generates significant thermal energy. Ensure the control cabinet is sized correctly with forced-air ventilation. The intake and exhaust vents must be free of obstructions, and air filters should be replaced regularly to prevent overheating.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical Grounding:\u003c\/strong\u003e To ensure EMI compliance and personal safety, connect the dedicated ground terminal directly to the plant's earth ground system using a conductor sized according to local electrical codes. Avoid daisy-chaining grounds; use a star-grounding configuration to eliminate potential ground loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Selection:\u003c\/strong\u003e For a 460 V \/ 37 kW application, voltage drop over cable length is a major factor. Ensure the input and output power cables are rated for the full load current and use shielded cables for the motor connection to minimize radiated electromagnetic noise.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Delta Electronics","offers":[{"title":"Default Title","offer_id":53102305902955,"sku":"VFD370B43A","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/vfd370b43a-0ptfrspfdd3.png?v=1776138092","url":"https:\/\/www.plcprotech.com\/fr\/products\/delta-vfd370b43a-ac-motor-drive-b-series","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}