{"product_id":"abb-ach550-vdr-06a9-4-variable-frequency-drive","title":"ABB ACH550-VDR-06A9-4 Variable Frequency Drive","description":"\u003cdiv\u003e\u003cp\u003eABB ACH550-VDR-06A9-4 is a compact HVAC-focused variable frequency drive from ABB’s ACH550 family, engineered to speed control for three‑phase motors such as fans and pumps in commercial and industrial heating, ventilation, and air conditioning systems. The VDR designation places it in the VxR family, where VCR and VDR variants share type codes; the 06A9-4 suffix corresponds to a 3 HP (approximately 2.2 kW) model in frame size R1, with an internal drive fuse rated at 15 A. This drive supports versatile motor control for HVAC loads using V\/Hz or sensorless vector control, enabling smoother starts, improved energy efficiency, and better process alignment with varying HVAC demands. Its small footprint and compatibility with standard control systems facilitate straightforward integration with existing equipment and safety devices, making it suitable for duty points such as supply fans, circulating pumps, and blowers where precise speed adjustment yields operational benefits. When configured for bypass options via compatible accessories, the ACH550 family can be paired with external bypass configurations to maintain system operation during maintenance or faults, further enhancing reliability in HVAC installations.\u003c\/p\u003e\u003c\/div\u003e","brand":"ABB","offers":[{"title":"New","offer_id":51656862695726,"sku":null,"price":2030.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/Ebay_website_image_421c9ff0-e37d-4a72-bbbf-88a4c2c5a42f.jpg?v=1769463896","url":"https:\/\/plgautomation.com\/products\/abb-ach550-vdr-06a9-4-variable-frequency-drive","provider":"PLG Automation ","version":"1.0","type":"link"}