Combining digital technology of microprocessor with analog interface, KBWA Hybrid Drives™ operate on 115 or 230 Vac. Model KBWA-23D is housed in vented NEMA 1/IP 20 enclosure and is rated through ½ hp, while Model KBWA-22D features non-vented NEMA 1/IP 50 enclosure and is rated through ¼ hp. Using trimpot adjustments and selectable jumpers in lieu of complicated programming, VFDs include current limit software that provides overload protection, prevents motor burnout, and eliminates nuisance tripping.
This story is related to the following:AC Drives |