Power disconnects – drives with cabinet options, Contactors – drives with cabinet options, Reactors – drives with cabinet options – Rockwell Automation 21G PowerFlex 750-Series AC Drives User Manual

Page 177

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Rockwell Automation Publication 750-IN001N-EN-P - April 2014

177

PowerFlex 750-Series AC Drives

Power Disconnects – Drives with Cabinet Options

Contactors – Drives with Cabinet Options

Reactors – Drives with Cabinet Options

Terminal Blocks and Other Cabinet Parts – Drives with Cabinet
Options

Option

Code Applicable

Frame

Description

Input Thermal
Magnetic Circuit
Breaker

P3

8…10

This option is for disconnecting drive power. All breakers include flange style handle operators
that are door interlocking and padlockable.

Input Non-Fused
Molded Case
Disconnect Switch

P5

8 Only

This option is for disconnecting drive power. All switches include flange style handle operators
that are door interlocking and padlockable.

Option

Code Applicable

Frame

Description

Input Contactor

P11

8 Only

An input contactor is provided. The contactor is controlled by customer supplied 120V AC
(480V and 600V input drives) or 230V AC (400V and 690V input drives) remote contact closure
logic or by the X1 option if present. A terminal block for control is provided for customer use,
and is wired to 1 N.O. and 1 N.C. auxiliary contact on the contactor. Important: The P11 option
“Alternate Contact Circuit” is not intended to be used as a Start/Stop circuit.

Output Contactor

P12

8 Only

A contactor is provided between the drive output and the motor. The contactor is controlled by
customer supplied 120V AC (480V and 600V input drives) or 230V AC (400V and 690V input
drives) remote contact closure logic or by the X1 option if present. A terminal block for control
is provided for customer use and is wired to 1 N.O. and 1 N.C. auxiliary contact on the
contactor.

Option

Code Applicable

Frame

Description

3% Input Reactor

L1

8…9

Provides a 3% open core drive input line reactor that mounts inside the Cabinet Options Bay.

3% Output Reactor L2

8…9

Provides a 3% open core drive output load reactor that mounts inside the Cabinet Options Bay.

5% Input Reactor

L3

8 Only

Provides a 5% open core drive input line reactor that mounts inside the Cabinet Options Bay.

5% Output Reactor L4

8 Only

Provides a 5% open core drive output load reactor that mounts inside the Cabinet Options Bay.

Option

Code Applicable

Frame

Description

Control Terminal
Block

8…9

Provides contact for field wired hardware enable circuit (See

page 276

for more detail) and

contactor control if ordered without the X1 option. Frame 8 drives with cabinet options ship
with a hardware enable jumper on TB4. This may be removed and replaced with field wiring
for hardware enable.

Thermostat

8…9

Monitors cabinet options bay for temperature and wired to drive hardware enable input. Will
disable system when over temperature is detected in order to protect cabinet option
components. Note: A ventilation fan failure in the cabinet options bay will not disable the
drive unless an over temperature is detected by the thermostat.

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