Areva MiCOM P441, Техническое руководство

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P44x/EN
AP/E33
App
lic
ati
o
n N
o
te
s
Page 214
/220
MiCOM
P4
41/P442
& P444
DDB label
In
Out
Default PSL
Set wit
h
:
Reset w
ith
:
BACK UP VOLTAGE
PROTECTION
V
<
1/V<2/V>1/V
>
2 Logic
V<1 Time
r
Bl
ock
In
o
p
to
ene
rg
ised i
f linke
d by
PSL
OR any in
te
rn
al
DDB
by ded
icat
ed
PSL
S
e
t1
:
T
he
V<
1 Tim
e
r
w
ill
b
e
b
lo
cked
& V
<
1
w
ill st
art b
ut w
ill no
t pe
rf
or
m
an
y T
rip
co
m
m
a
n
d.
R
e
se
t at 0 : op
to
po
w
e
r of
f if a
ssign
e
d
t
o
a
n
o
p
to
OR D
D
B
at 0 if
a
ss
ig
n
e
d
t
o
a D
D
B
ce
ll
V<2 Time
r
Bl
ock
In
o
p
to
ene
rg
ised i
f linke
d by
PSL
OR any in
te
rn
al
DDB
by ded
icat
ed
PSL
S
e
t1
:
T
he
V<
2 Tim
e
r
w
ill
b
e
b
lo
cked
& V
<
2
w
ill st
art b
ut w
ill no
t pe
rf
or
m
an
y T
rip
co
m
m
a
n
d.
R
e
se
t at 0 : op
to
po
w
e
r of
f if a
ssign
e
d
t
o
a
n
o
p
to
OR D
D
B
at 0 if
a
ss
ig
n
e
d
t
o
a D
D
B
ce
ll
V>1 Time
r
Bl
ock
In
o
p
to
ene
rg
ised i
f linke
d by
PSL
OR any in
te
rn
al
DDB
by ded
icat
ed
PSL
S
e
t1
:
T
he
V>
1 Tim
e
r
w
ill
b
e
b
lo
cked
& V
>
1
w
ill st
art b
ut w
ill no
t pe
rf
or
m
an
y T
rip
co
m
m
a
n
d.
R
e
se
t at 0 : op
to
po
w
e
r of
f if a
ssign
e
d
t
o
a
n
o
p
to
OR D
D
B
at 0 if
a
ss
ig
n
e
d
t
o
a D
D
B
ce
ll
V>2 Time
r
Bl
ock
In
o
p
to
ene
rg
ised i
f linke
d by
PSL
OR any in
te
rn
al
DDB
by ded
icat
ed
PSL
S
e
t1
:
T
he
V>
2 Tim
e
r
w
ill
b
e
b
lo
cked
& V
>
2
w
ill st
art b
ut w
ill no
t pe
rf
or
m
an
y T
rip
co
m
m
a
n
d.
R
e
se
t at 0 : op
to
po
w
e
r of
f if a
ssign
e
d
t
o
a
n
o
p
to
OR D
D
B
at 0 if
a
ss
ig
n
e
d
t
o
a D
D
B
ce
ll
V
<
1
Alar
m
Ou
t
S
e
t1
:
1
st
stage
undervolt
age Al
arm picks up when V<1 s
tarts
Set 0 : Re
se
t wi
th V
measur
e over
the
thr
e
shold V<1
H
yster
e
sis=
V<2 A
la
rm
Out
Se
t1
:2n
d
s
tage
u
nde
rvo
ltage
Ala
rm
picks
up
wh
en
V<1 s
ta
rts
Se
t 0
:
Res
e
t wi
th
V
measu
re
ove
r
the
th
resho
ld
V<2
H
yster
e
sis=
V
>
1
Alar
m
Ou
t
S
e
t1
:
1
st
stage O
verv
o
ltage A
larm picks
up wh
en V<1 s
tarts
Set 0 : Res
e
t wi
th
V
measur
e below
the
thr
e
shold V>1
H
yster
e
sis=
V>2 A
larm
Out
Set1
:2nd s
tage O
verv
o
ltag
e Al
ar
m picks up
when V
<
1 starts
Set 0 : Res
e
t wi
th V
measur
e below
the
thr
e
shold V>2
H
yster
e
sis=
V
<
St
art
Any
A
Out
Se
t1
:Any Unde
rvo
ltage
func
tio
n
s
ta
rt fo
r
ph
ase
A
Se
t 0
:
Res
e
t wi
th
V
ph
ase A
meas
ure
ove
r
th
e
lowes
t
thr
e
sho
ld V
<
H
yster
e
sis=
V
<
St
art
Any
B
Out
Se
t1
:Any Unde
rvo
ltage
func
tio
n
s
ta
rt fo
r
ph
ase
B
Se
t 0
:
Res
e
t wi
th
V
ph
ase B
meas
ure
ove
r
th
e
lowes
t
thr
e
sho
ld V
<
H
yster
e
sis=