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3 Protection and measurement functions
3.1 Trip unit functions
PXR Electronic trip unit
01/21 MN012005EN
www.eaton.com
19
3 Protection and measurement functions
3.1 Trip unit functions
The following table lists the available functions for the various PXR trip unit
types.
Table 9: Overview of the available functions
3.2 Protection functions
Table 10: Protection functions
PXR
version
Release
O
ver
load
pr
ote
c
tion
Shor
t-time delay
ed s
hort-
cir
cuit
pr
otection
Ins
tantaneous shor
t-
cir
c
ui
t pr
ote
c
tion
Gr
ou
nd
-f
au
lt p
ro
te
cti
on
A
R
MS mainte
na
nce
mod
e
ZSI
z
o
ne
-se
le
ctiv
e
in
ter
loc
k
ing
Cu
rr
ent measu
re
m
en
t
D
a
ta
co
llectio
n in
cl.
Class 1 e
ner
gy
me
ter
ing
USB
interface
Co
mmun
icatio
ns e
nab
led
Status LED
O
ver
load
LED
/
indic
a
tor
Tr
ip
-r
ea
so
n in
dic
a
tor
Inter
face module
Rel
ay module
(optional)
PXR10
-AX
✓
–
✓
–
–
–
✓
–
✓
–
✓
✓
–
–
–
PXR20
-MX
✓
–
✓
–
–
–
✓
–
✓
✓
✓
✓
✓
opti
onal
✓
-VX
✓
✓
✓
–
–
–
✓
–
✓
✓
✓
✓
✓
opti
onal
✓
-VX…-T
✓
✓
✓
✓
–
–
✓
–
✓
✓
✓
✓
✓
opti
onal
✓
PXR25
-PX
✓
✓
✓
–
–
–
✓
✓
✓
✓
✓
✓
✓
✓
✓
-PX…-TZ(TAZ)
✓
✓
✓
✓
✓
1)
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
-PMX
✓
–
✓
–
–
–
✓
✓
✓
✓
✓
✓
✓
✓
✓
1) NZM3 and NZM4 only
Trip unit
Release
I
r
t
r
I
sd
t
sd
I
i
I
g
t
g
PXR10
-AX(-NA)
✓
–
–
–
✓
–
–
PXR20
-MX(-NA)
✓
✓
–
–
✓
–
–
-VX(-NA)
✓
✓
✓
✓
✓
–
–
-VX…-T(-NA)
✓
✓
✓
✓
✓
✓
✓
PXR25
-PX(-NA)
✓
✓
✓
✓
✓
–
–
-PXM(-NA)
✓
✓
–
–
✓
–
–
-PX...-TZ(TAZ)(-NA)
✓
✓
✓
✓
✓
✓
✓
Содержание Power Xpert PXR 10
Страница 4: ...II ...
Страница 40: ...4 Protection settings 4 12 Residual life indicator 36 PXR Electronic trip unit 01 21 MN012005EN www eaton com ...
Страница 166: ...11 Troubleshooting 160 PXR Electronic trip unit 01 21 MN012005EN www eaton com ...
Страница 170: ...12 PXR25 Navigation menu 164 PXR Electronic trip unit 01 21 MN012005EN www eaton com ...