NOVAR 2100/2200 Operating Manual
Tab. 4.5 : PFC Alarm Setup – Overview of Parameters
#
alarm
No.,
mark
alarm event
control
quantity /
event
limit
setting
range
activation
(/ deact.)
delay
default v.
I
ndication,
A
ctuation
notes
40
01
U<<
voltage loss
U
LN
(1 period)
20% of U
NOM
(fixed)
0.02 sec /
5 sec
(fixed)
-
I
+
A
simultaneous
disconnection
41
02
U<
undervoltage
U
LN
/
U
LNAVG
20÷100% of U
NOM
1 sec ÷
20 min
U
LN
/ 70 % /
1 min
42
03
U>
overvoltage
U
LN
/
U
LNAVG
100÷200% of U
NOM
1 sec ÷
20 min
U
LN
/ 130 % /
1min
43
04
I<
undercurrent
I /
I
AVG
0÷25.0 % of In
*)
1 sec ÷
20 min
I / 0.1 % /
5 sec
I
+
A
fixed sections
not affected by
actuation
44
05
I>
overcurrent
I /
I
AVG
100÷140 % of In
*)
1 sec ÷
20 min
I / 120 % /
1 min
indication only
45
06
CHL>
CHL limit exceeded CHL /
CHL
AVG
80÷300 %
1 sec ÷
20 min
CHL/133 % /
1min
46
07
THDU>
THDU limit
exceeded
THDU /
THDU
AVG
1÷300 %
1 sec ÷
20 min
THDU /10 % /
1min
47
08
THDI>
THDI limit exceeded THDI /
THDI
AVG
1÷300 %
1 sec ÷
20 min
THDI / 20 % /
1min
48
09
P><
P limit exceeded /
drop
Pfh /
Pfh
AVG
0÷99 %
1 sec ÷
20 min
0 % / 5 sec
fixed sections
not affected by
actuation
49
10
PF><
PF control failure -
PF control deviation
out of contr. b'width
ΔQfh /
ΔQfh
AVG
-
1 sec ÷
20 min
ΔQfh
AVG
/
5 min
I
indication only
50
11
NS>
number of switching
operations
exceeded
number of
switching
operations
1÷9999 thousands immediat.
(0 sec)
100
I
indication only
51
12
OE
output error
section
failure
0÷99 % of reading 3 ÷ 15
consecut.
occurr'ces
20 %; 10
I
+
A
52,
53
13
T1><
14
T2><
temperature
exceeded / drop
Ti
(internal) -40 ÷ +60 °C
1 sec ÷
20 min
>+45 °C /
1 sec
>+35 °C /
1 sec
54
15
EXT
external alarm
active
digital input
state
-
0.02 sec /
5 sec
(fixed)
-
simultaneous
disconnection
55
16
OoC
out of control
PF control
process not
running
-
1sec ÷
20min
/ imm'tely
15 min
indication only
56
17
RCF
remote control
failure
remote con.
process
state
-
1sec ÷
20min
/ imm'tely
1 min
indication only
57
18
PF>
PF control failure -
overcompensated
PFfh /
PFfh
AVG
cos :
0.00(C/L) ÷ 1.00
1 sec ÷
20min
PFfh / 1.00
/
1 min
indication only
58
19
PF<
PF control failure -
undercompensated
PFfh /
PFfh
AVG
cos :
0.00(C/L) ÷ 1.00
1 sec ÷
20 min
PFfh / 0.95L
/ 1 min
indication only
Notes : *) In ... CT secondary rated current; 5A or 1A according the CT-ratio setup
47
