MicroVersaTrip Plusâ„¢ and MicroVersaTrip PMâ„¢ Trip Units
Appendix 1
36
Catalog Numbers for RMS9C Trip
Units in AKR Circuit Breakers
The following table contains the catalog number
options for AKR circuit breakers, with an illustration
of a valid number and the options that each part of
the number refers to.
AA
AA
22
22
00
00
44
44
LL
LL
SS
SS
II
II
GG
GG
ZZ
ZZ
11
11
PP
PP
MM
MM
RR
RR
CC
CC
oo
oo
dd
dd
ee
ee
DD
DD
ee
ee
ss
ss
cc
cc
rr
rr
ii
ii
pp
pp
tt
tt
ii
ii
oo
oo
nn
nn
FF
FF
uu
uu
nn
nn
cc
cc
tt
tt
ii
ii
oo
oo
nn
nn
A AKR BB
BB
rr
rr
ee
ee
aa
aa
kk
kk
ee
ee
rr
rr
TT
TT
yy
yy
pp
pp
ee
ee
2
3
4
225–2000 A maximum CT
3200 A maximum CT
4000 A maximum CT
BB
BB
rr
rr
ee
ee
aa
aa
kk
kk
ee
ee
rr
rr
FF
FF
rr
rr
aa
aa
mm
mm
ee
ee
((
((
mm
mm
aa
aa
xx
xx
CC
CC
TT
TT
))
))
01
03
04
06
08
16
20
30
32
40
150 A
225 A
400 A
600 A
800 A
1600 A
2000 A
3000 A
3200 A
4000 A
II
II
nn
nn
ss
ss
tt
tt
aa
aa
ll
ll
ll
ll
ee
ee
dd
dd
CC
CC
TT
TT
L
S
H
I
K
Long-time (standard)
Short-time
High instantaneous
Instantaneous
Fixed high instantaneous
OO
OO
vv
vv
ee
ee
rr
rr
cc
cc
uu
uu
rr
rr
rr
rr
ee
ee
nn
nn
tt
tt
PP
PP
rr
rr
oo
oo
tt
tt
ee
ee
cc
cc
tt
tt
ii
ii
oo
oo
nn
nn
G
GD
W
Ground fault
Defeatable ground fault (not UL listed)
W curve
GG
GG
rr
rr
oo
oo
uu
uu
nn
nn
dd
dd
--
--
FF
FF
aa
aa
uu
uu
ll
ll
tt
tt
PP
PP
rr
rr
oo
oo
tt
tt
ee
ee
cc
cc
tt
tt
ii
ii
oo
oo
nn
nn
Z1
Z2
X
Ground-fault zone-selective interlock
Ground-fault and short-time ZSI
Switchable instantaneous short time and ground fault
OO
OO
pp
pp
tt
tt
ii
ii
oo
oo
nn
nn
aa
aa
ll
ll
FF
FF
uu
uu
nn
nn
cc
cc
tt
tt
ii
ii
oo
oo
nn
nn
ss
ss
P
M
Relaying and communication
Metering and communication
CC
CC
oo
oo
mm
mm
mm
mm
uu
uu
nn
nn
ii
ii
cc
cc
aa
aa
tt
tt
ii
ii
oo
oo
nn
nn
,,
,,
MM
MM
ee
ee
tt
tt
ee
ee
rr
rr
ii
ii
nn
nn
gg
gg
,,
,,
&&
&&
RR
RR
ee
ee
ll
ll
aa
aa
yy
yy
ii
ii
nn
nn
gg
gg
R Replacement trip unit RR
RR
ee
ee
pp
pp
ll
ll
aa
aa
cc
cc
ee
ee
mm
mm
ee
ee
nn
nn
tt
tt
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