RUMORED BUZZ ON VFD CONTROL PANEL

If a staircase or lift lobby is around-pressurized, the stress relief damper will open to decrease the tension. On the other hand, Should the staircase or elevate lobby is underneath pressurized, there is no countermeasure. Click here for more info about VFD control panelWe have been on the list of top VFD electrical control panels manufactures in