Rockwell Automation 1557 MEDIUM VOLTAGE AC DRIVE - Manual (Page 13)

HARDWARE DESCRIPTION 4-3
1557-UM050F-EN-P – June 2013
D.C. Link Reactor
The D.C. link reactor is floor mounted and may be shipped separately and installed on site in larger drives.
Motor Filter Capacitors
Located behind the low voltage compartment, the motor filter capacitors are accessible when the upper
medium voltage door is opened. There are 3 capacitors for low horsepower drives and 6 for larger drives.
The capacitors are liquid filled and mounted on rails. The metal cases of the capacitors are grounded to
the cabinet.
Warning: Allow 5-10 minutes for motor filter capacitors to
safely discharge voltage prior to opening cabinet doors.