Technical Data
10-16
7SJ63 Manual
C53000-G1140-C120-1
Reset Time Charac-
teristic As Per ANSI
Dropout
ANSI without Disk–Emulation
approx. [1.05 · I
p
setting value] for I
p
/I
N
>0.3,
Dropout/Pickup (ratio)
corresponds to approx. [0.95·pickup
threshold]
ANSI with Disk Emulation
approx. [0.90 · I
p
setting value]
Dropout/Pickup (ratio)
Tolerances
Dropout Threshold I
p
, I
Ep
2 % of setting value or 50 mA
1
)
Dropout Time for 0.05
≤
I/I
p
≤
0.90
5 % of reference (calculated) value + 2 %
current tolerance, respectively 30 ms
Influencing Vari-
ables
Power Supply Direct Voltage in Range
0.8
≤
V
PS
/ V
PS nominal
≤
1.15
1 %
Temperature in Range
23º F
≤
ϑ
amb
≤
131º F
0.06% /10º F
Frequency in Range
0.95
≤
f/f
N
≤
1.05
1 %, referring to reference time
1
) For I
N
= 1 A, divide all limits and increments by 5.
t
Reset
8.8
I I
p
⁄
(
)
2.0938
1
–
---------------------------------------
D
⋅
=
$16,,19(56(
t
Reset
0.97
I I
p
⁄
(
)
2
1
–
---------------------------
D
⋅
=
$16,02'(5$7(/<,19
t
Reset
5.82
I I
p
⁄
(
)
2
1
–
---------------------------
D
⋅
=
$16,(;75(0(/<,19
For all Characteristics
t
RESET
= Reset time in seconds
D
= Setting value of the time multiplier
I
= Fault Current
I
p
= Setting value of the pickup current
for 0.05 < (
I
/
I
p
)
≤
0.90
t
Reset
4.32
I I
p
⁄
(
)
2
1
–
---------------------------
D
⋅
=
$16,9(5<,19(56(
t
Reset
1.03940
I I
p
⁄
(
)
1.5625
1
–
---------------------------------------
D
⋅
=
$16,'(),1,7(,19
t
Reset
0.831
I I
p
⁄
(
)
1.2969
1
–
---------------------------------------
D
⋅
=
$16,6+257,19(56(
t
Reset
12.9
I I
p
⁄
(
)
1
1
–
---------------------------
D
⋅
=
$16,/21*,19(56(
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