Frame 14 circuit breakers, Di s charged s pring – Rockwell Automation 20D PowerFlex 700H and 700S Frame 9...14 Drives User Manual

Page 158

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158

Rockwell Automation Publication PFLEX-IN006E-EN-P - July 2013

Chapter 10

Frame 14 Mechanical Installation

Frame 14 Circuit Breakers

Frame 14 drives utilize molded case circuit breakers (MCCBs) to provide
overload/overcurrent and undervoltage protection on the incoming AC lines and
to synchronize the energizing of the power structures. The circuit breakers are
located inside of the enclosures in front of the AC chokes.

P

us

h On

P

us

h Off

OFF

DI

S

CHARGED

S

PRING

L

S

I

N

P

us

h On

P

us

h Off

OFF

DI

S

CHARGED

S

PRING

L

S

I

N

Rectifying
Structure

Note: Control Frame not shown for clarity only.

Power
Structure

Power
Structure

1500A Drives

Power
Structure

Rectifying
Structure

Drives Above 1500A

Power
Structure

Rectifying
Structure

Power
Structure

Rectifying
Structure

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