Rockwell Automation 1512A MV Controllers - 800A One-High Cabinet User Manual

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2-2

Installation Standard Enclosure

1512A-UM102B-EN-P – June 2013

I M P O R T A N T

Figure 2.1 – Access to Low Voltage Compartments, Standard

Enclosure

Opening the Medium Voltage Doors

Medium voltage doors are identified as MV in Figure 2.2.

Locking Door Bolts

Isolation Switch Handle

Figure 2.2 – Access to Medium Voltage Compartments, Standard Enclosure

The Medium Voltage door has its own isolation

switch handle and interlocking safe guards.

See Access to the Power Bus, page 2-6, for the
procedure to open the swing-out low voltage

panel behind the low voltage door (for standard

cabinet only.)

1) Electrically open the contactor by pressing the STOP button on
the starter or at the remote control location.
2) Move the isolation switch handle to the OFF position.
3) Unscrew the door locking bolts for the upper right hand medium

voltage door.

4) The upper right hand medium voltage door is now released and will

swing open.

5) Pull the interlock release lever forward. The interlock release lever is

located at the bottom right corner of the door opening.

Note: The bottom MV doors cannot be opened until the interlock

release lever is pulled forward.

6) Open the bottom right-hand door by unscrew the locking bolts.

Door Opening
Procedure
(cont.)