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What is VFD Panel?

Variable frequency drive control panel (also named VFD panel, AC drive electrical control panel) is consisted of inner VFD inside the cabinet with external control, protect, display and other electrical. It's an frequency conversion device to control three phase AC motor (including fans and pumps) in variable speed to save energy.

VFD panels adopt enclosed cabinet structure, generally, the protection class is IP20, IP21, IP30, and some panels may reach IP64, IP65 and even IP66 where the application environments need weatherproof, waterproof.  The panels surface are coating spray by suppliers, and easy to install in parallel, the panel top configure bus and wiring the VFD keypad to the panel's door for operating directly.

Variable speed drive is a dedicated component of the electrical control panel, the panel's frequency convention and main features are depending on the inner VFD and other components configuration. VFD panels are different according to their different functions and applications, generally, it needs customized manufacture base on specified running environment, like in constant water supply panels (one panel control 1, 2, 3 pumps, etc.), escalators control panels, central air condition circulating pump panels, and fan's control panels.

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