Adjustable Speed Drives

Featuring easy operation, pre-loaded parameters and a range of horsepower ratings, the AF-300 G11 and the AF-300 P11 are adjustable speed variable torque drives. Operation is achieved with simple commands from local or remote keypads or from facility management systems. Pre-loaded motor parameters and factory defaults are included for out-of-the-box installation. Both systems offer a range of horsepower ratings in 230VAC and 460VAC. Additional features include a backlit, seven-line display, RS485 Modus MTRU communications, energy savings mode, PID, dynamic sensorless torque vector control, and "motor friendly" soft switching IGBTs."

The AF-300 G11 series covers from ¼ to 450 hp. The AF-300 P11 ratings are from ¼ to 600 hp and carry global acceptance of UL, cUL and CE. The G11 is also available with an optional PG feedback card for closed loop vector control. On-line tuning provides a continuous check for variation of motor characteristics during the running of high-precision speed control. The available "Pattern Operation" allows up to seven stages of pre-programmed accell/decel and speed patterns that can be used for batch process.

Th P11 can be used for VT loads such as fans and pumps. With features such as catch a spinning motor, reverse operation lockout, automatic cooling fan control, automatic restart, and tripless operation via automatic overload and acceleration time control.

GE Fuji Drives, 1501 Roanoke Blvd, Suite 435, Salem, VA 24513; phone: 800-543-6196; fax: 540-378-3230