Installation Instructions

Section 5876 Installation Instructions
Issue AT, April 26, 2013 Spec. No. 582140000 (Models 802
NLDB, 802NLEB and 802NL-B)
Page 5-12 Chapter 5. Installing the Rectifiers and Initially Starting the System
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Systems, North America, Inc. Any copying, use, or disclosure of it without the written permission of Emerson Network Power, Energy Systems, North America, Inc. is strictly prohibited.
COMPONENT
MCA IDENTIFICATION NUMBER
MCA NUMBERING
SCHEME (note
that each line
shown below is
separated with a
dash in the MCA
display)
NOTES EXAMPLE
MCA I/O
Circuit Card
Bay #
Card Position #
w/in Bay
Primary Bay is #1, other bays are numbered
consecutively, following the bay-to-bay cabling
scheme.
Card #1 = left slot,
Card #7 = right slot.
Primary Bay, I/O Card
in First Slot
1-1
Second Bay, I/O Card
in Third Slot
2-3
Fifth Bay, I/O Card in
Seventh Slot
5-7
Distribution
Bus (Power/
Distribution
Bays)
Bay #
Distribution Bus #
w/in Bay (A or B
Designation)
Primary Bay is #1, other bays are numbered
consecutively, following the bay-to-bay cabling
scheme.
Distribution Bus #1 = Top,
Distribution Bus #2 = Bottom.
A or B as set by jumper on MCA Distribution
Bus Monitoring Circuit Card.
Primary Bay, Top Bus,
Set for A Designation
1-1A
Second Bay, Bottom
Bus, Set for B
Designation
2-2B
Fifth Bay, Top Bus,
Designation Not Set
5-1
Distribution
Device
(Power/
Distribution
Bays)
Type
Bay #
Distribution Point #
w/in Bay
Type = Breaker, Fuse, or Plug-In.
Primary Bay is #1, other bays are numbered
consecutively, following the bay-to-bay cabling
scheme.
Distribution Point =
1-24 (left - right, Top Bus, Bus #1).
25-36 (left - right, Bottom Bus, Bus #2).
Note that distribution components may take
more than one mounting position, designation
number is the left most mounting position.
Primary Bay, Circuit
Breaker Mounted in
Position One, Bus 1
Set for A Designation
Breaker 1-01A
Second Bay, Fuse
Mounted in Position
Sixteen, Bus 1
Designation Not Set
Fuse 2-16
Fifth Bay, Plug-In
Mounted in Position
Twenty-Six, Bus 2 Set
for B Designation
Plug-In 5-26B