ABB SACE Emax 2 Manual page 32

Continued from the previous page
Summary table Standard Protections
ABB ANSI Threshold
(1)
L I1 = 0.4...1 In
49
(60947-2) step = 0.001 In
L
I1 = 0.4...1 In
(60255- 49
step = 0.001 In
151)
S I2 = 0.6...10 In
50 TD
(t = k) step = 0.1 In
(13)
S
I2 = 0.6...10 In
(t = k / I 51
step = 0.1 In
)
2 (13)
S2 I5 = 0.6...10 In
50 TD
(t = k) step = 0.1 In
(13)
I3 = 1.5...15 In
I
50
step = 0.1 In
G
I4
50N TD
(t = k) step = 0.001 In
(12)(13)
G
I4
(t = k / I ) 51N
2
step = 0.001 In
(12)(13)
I31 = 1.5...15 In
2I 50
step = 0.1 In
I3 = 1.5...15 In
MCR -
step = 0.1 In
I6 = 2...90 %
IU 46
step = 1 %
30 | © 2019 ABB | 1SDH001316R1002 - ECN000086501 - Rev. A
Threshold
tolerance
(3)
Activation for
If in the range
(1.05...1.2) x I1
Activation for
If in the range
(1.05...1.2) x I1
± 7 % with If ≤
6 In
± 10 % with If
> 6 In
± 7 % with If ≤
6 In
± 10 % with If
> 6 In
± 7 % with If ≤
6 In
± 10 % with If
> 6 In
± 10 %
= 0.1...1 In
(4)
± 7 %
= 0.1...1 In
(4)
± 7 %
± 10 %
± 10 %
± 10 %
Calculation for-
Time
mula t
(2)(9)(10)(11)
t
t1 = 3...144 s t =
t
step = 1 s (9 t1) / (If / I1)
t =
t1 = 3...144 s
t
(t1 x a x b) / ((If /
step = 1 s
I1) -1)
k
t2 = 0.05...0.8 s
t = t2
step = 0.01 s
t
t2 = 0.05...0.8 s t =
t
step = 0.01 s (100 t2) / (If)
t5 = 0,05...0,8 s
t = t5
step = 0.01 s
t
≤ 30 ms
Not adjustable t
t
t4 =
Instantaneous...1
t = t4
s, 0.1...1s
t
step = 0.05 s
t4 = 0.1...1 s t =
t
step = 0.05 s 2 / (If / I4)
Not adjustable t ≤ 30 ms
t
40...500 ms
(5)
t ≤ 30 ms
step = 0.01 s
t
t6 = 0.5...60 s
t = t6
step = 0.5 s
t
Calculation
Tolerance t
example t
(2)
t
t = 6.75 s with:
± 10 % with If ≤ 6 In
t
I1 = 0.4 In; t1 = 3
± 20 % with If > 6 In
2
s; If = 0.8 In
± 10 % with If ≤ 6 In
See the table
below ± 20 % with If > 6 In
The better of the two
- values:
± 10 % or ± 40 ms
t = 5 s con:
± 15 % with If ≤ 6 In
t
I2 = 1 In; t2 = 0.8
± 20 % with If > 6 In
2
s; If = 4 In
The better of the two
- values:
± 10 % or ± 40 ms
- -
The better of the two
- values:
± 10 % or ± 40 ms
t = 0.32 s with:
t
I4 = 0.8 In; t4 = ± 15 %
2
0.2 s; If = 2 In
- -
- -
the better of the two
values:
± 10 % or ± 40 ms
-
(for a time set < 5 s) /
± 100 ms (for a time
set ≥ 5 s)
Continued on the next page
Protections | 2 - Standard Protections
ABB | SACE Emax 2
(3)
t
(8)