ACS550-CC Overview
ACS550-CC Packaged Drive with Bypass 1 Safety WARNING! The ACS550 adjustable speed AC drive with Bypass should ONLY be installed by a qualified electrician. Even when the motor is stopped, dangerous voltage is present at the Power Circuit terminals U1, V1, W1 and U2, V2, W2 and, depending on the frame size, UDC+ and UDC-, or BRK+ and BRK-.