Application Guide

SAG582140000 System Application Guide
Issue AW, June 3, 2014 Spec. No. 582140000 (Models 802
NLDB, 802NLEB and 802NL-B)
Page 116 of 134
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COMPONENT
MCA IDENTIFICATION NUMBER
MCA NUMBERING
SCHEME (note
that each line
shown below is
separated with a
dash in the MCA
display)
NOTES EXAMPLE
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
Distribution
Bus
(Distribution
Only 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 Left,
Distribution Bus #2 = Top Right,
Distribution Bus #3 = Bottom Left,
Distribution Bus #4 = Bottom Right,
A or B as set by jumper on MCA Distribution
Bus Monitoring Circuit Card.
Fifth Bay, Top Left Bus,
Set for B Designation
5-1B
Sixth Bay, Top Right Bus,
Set for B Designation
6-2B
Seventh Bay, Bottom Left
Bus, Set for B Designation
7-3B
Seventh Bay, Bottom Right
Bus, Designation Not Set
7-4