The PowerFlex 70 drive contains protective MOVs and Common Mode
Capacitors referenced to ground (see below). To guard against unstable
operation and/or damage, the drive must be properly configured as shown in
Important: All PowerFlex 70 drives are shipped with the DC bus common
mode capacitors referenced to ground.
The information in this document supersedes the MOV and Common Mode
Capacitor material in the following:
For additional general information, refer to:
Before proceeding, ensure that all power to the drive has been removed.
Title
Publication
PowerFlex 70 User Manual
20A-UM001M
PowerFlex 70 Installation Instructions
20A-IN009B
Title
Publication
Available Online at …
PowerFlex 70 User Manual
20A-UM001
www.rockwellautomation.com/
literature
Wiring and Grounding Guidelines for PWM AC Drives DRIVES-IN001
Guarding Against Electrostatic Damage
8000-4.5.2
!
ATTENTION: This drive contains ESD (Electrostatic Discharge)
sensitive parts and assemblies. Static control precautions are required
when installing, testing, servicing or repairing this assembly.
Component damage may result if ESD control procedures are not
followed. If you are not familiar with static control procedures,
reference A-B publication 8000-4.5.2, “Guarding Against
Electrostatic Damage” or any other applicable ESD protection guide.
R/L1
S/L2
T/L3
DC+
DC–
MOV and AC EMI Capacitor Phase to Ground
Common Mode Capacitor to Ground
Jumper-Wire
Jumper-Wire
PowerFlex 70 Power Jumpers
Installation Instructions
