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ABB E1B 12
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L2234
Emax
86/158
Model
Scale
Page No.
Doc. No.
Apparatus
1SDH000460R0002
L2778
L
(t=k/I
2
)  0.4xIn
I
1
1xIn 3s t
1
144s
(1)
, step 3s Release between ± 10%, I
f
6 In
curve IEC60255-3 step 0.01xIn t1@ 3I
1
1.05 and 1.2xI1
± 20%, I
f
> 6 In
S
1
 0.6 xIn I
2
10xIn 0.05s t
2
0.8s, step 0.01s ± 7%,I
g
6 In The best of the two data
(t=k) step 0.1xIn 0.10s t
2start-up
30s, step 0.01s ± 10%,I
g
> 6 In ± 10% or 40 ms
0.6 xIn I
2 start-up
10xIn 0.04s t
2sel
0.20s, step 0.01s
step 0.1xIn
S
1
 0.6xIn
I
2
10xIn 0.05s t
2
0.8s, ± 7%,I
g
6 In ± 15%, I
g
6 In
(t=k/I
2
) step 0.1xIn step 0.01 at 10xIn ± 10%,I
g
> 6 In ± 20%, I
g
> 6 In
S
2
 0.6xIn
I
2
10xIn 0.05s t
2
0.8s, step 0.01s ± 7%,I
g
6 In The best of the two data
(t=k) step 0.1xIn 0.10s t
2start-up
30s, step 0.01s ± 10%,I
g
> 6 In ± 10% or 40 ms
0.04s t
2sel
0.40s, step 0.005s
D  0.6xIn
I
7
10xIn 0.20s t
7
0.8s, step 0.01s The best of the two data
(t=k) step 0.1xIn 0.10s t
7start-up
30s, step 0.01s ± 10% ± 10% or 40 ms
0.13s t
7sel
0.50s, step 0.01s
I  1,5xIn I
3
15xIn 30 ms
(t=k) step 0.1xIn 0.10s t
2 start-up
30s, step 0.01s ± 10%
where I>I4
MCR  6.0xIn I
5
15xIn 30 ms
(3)
± 10%
(t=k) step 0.1xIn
G
(4)
 0.20xIn I
4
1xIn 0.1s t
4
1s, step 0.05s The best of the two data
(t=k) step 0.02xIn 0.1s t
4start-up
1s, step 0.02s ± 7% ± 10% or 40 ms
0.04s t
4sel
0.2s, step 0.01s
where I>I4
G
(4)
 0.20xIn I
4
1xIn 0.1s t
4
1s, step 0.05s ± 7% ± 15%
(t=k/I
2
)
step 0.02xIn @I
g
>4In
Gext  0.20xIn I
4
1xIn 0.1s t
4
1s, step 0.05s The best of the two data
(t=k) step 0.02xIn 0.1s t
4start-up
30s, step 0.02s ± 7% ± 10% or 40 ms
0.04s t
4sel
0.2s, step 0.01s
Gext  0.20xIn I
4
1xIn 0.1s t
4
1s, step 0.05s ± 7% ± 15%
(t=k/I
2
) step 0.02xIn at I
g
>4In
Rc  Idn =3.0-5,0-7.0-10-20 0.06-0.10-0.20-0.30-0.40-0.50 140ms@0.06s
(5)
(Idn) 30A 0.80s
(3)
0 ÷ 20% 950ms@0.80s
(5)
U  2% I
6
90% 0.5s t
6
60s, step 0.5s ± 10% The best of the two data
(t=k) step 1% ± 10% or 40 ms
OT  Fixed, defined by SACE Instantaneous ± 5°C _____
(temp=k)
Iinst  Automatic, defined Instantaneous
by SACE
UV  0.5xUn U
8
0.95xUn 0.1s t
8
5s, step 0.1s ± 5% The best of the two data
(t=k) step 0.01xUn ± 10% or 40 ms
OV  1.05xUn U
9
1.2xUn 0.1s t
9
5s, step 0.1s ± 5% The best of the two data
(t=k) step 0.01xUn ± 10% or 40 ms
RV  0.1xUn U
10
0.4xUn 0.5s t
10
30s, step 0.5s ± 5% The best of the two data
(t=k) step 0.05 Un ± 10% or 40 ms
RP  - 0.3xPn P
11
-0.1xPn 0.5s t
11
25s, step 0.1s ± 10% The best of the two data
(t=k)
step 0.02 Pn ± 10% or 40 ms
UF  0.9fn f
12
0.99fn 0.5s t
12
3s, step 0.1s ± 5% The best of the two data
step 0.01 fn ± 10% or 40 ms
OF  1.01fn f
13
1.1fn 0.5s t
13
3s, step 0.1s ± 5% The best of the two data
step 0.01 fn ± 10% or 40 ms
14.2.9.15 Summary table of the protection function settings for the PR123/P
Protection
Threshold
range
Time
Tolerance
(2)
Time
range
Threshold
tolerance
(2)
Disabling
Disabling
TRIP only
Zone
selectivity
Start-up threshold
Thermal memory

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