![ABB Relion 630 Series Скачать руководство пользователя страница 333](http://html.mh-extra.com/html/abb/relion-630-series/relion-630-series_technical-manual_2813333.webp)
t s
A
I
I
B
k
c
[ ]
=
>
−
+
⋅
1
GUID-B1368633-DB3A-4922-AB7D-A14F1284C6C9 V1 EN
(Equation 20)
t[s]
Operate time in seconds
I
measured current
I>
set
Start value
k
set
Time multiplier
Curve name
A
B
C
(1) ANSI Extremely
Inverse
28.2
0.1217
2.0
(2) ANSI Very Inverse
19.61
0.491
2.0
(3) ANSI Normal
Inverse
0.0086
0.0185
0.02
(4) ANSI Moderately
Inverse
0.0515
0.1140
0.02
(6) Long Time
Extremely Inverse
64.07
0.250
2.0
(7) Long Time Very
Inverse
28.55
0.712
2.0
(8) Long Time Inverse
0.086
0.185
0.02
(9) IEC Normal Inverse 0.14
0.0
0.02
(10) IEC Very Inverse
13.5
0.0
1.0
(11) IEC Inverse
0.14
0.0
0.02
(12) IEC Extremely
Inverse
80.0
0.0
2.0
(13) IEC Short Time
Inverse
0.05
0.0
0.04
(14) IEC Long Time
Inverse
120
0.0
1.0
The maximum guaranteed measured current is 50 x In for the current
protection. When the set
Start value
exceeds 1.00 x In, the turn point
where the theoretical IDMT characteristics are leveling out to the
definite time can be calculated with the formula as shown in the
.
Turn po
In
Start value
int
=
×
50
GUID-B91C49EE-1714-4E58-AEC1-8519CAE57EEE V1 EN
(Equation 21)
1MRS757256 F
Section 9
General function block features
PML630/Compact Load-Shedding Solution
327
Technical Manual
Содержание Relion 630 Series
Страница 1: ... RELION 630 SERIES Power Management PML630 Compact Load Shedding Solution Technical Manual ...
Страница 2: ......
Страница 26: ...20 ...
Страница 38: ...32 ...
Страница 202: ...196 ...
Страница 322: ...316 ...
Страница 360: ...354 ...
Страница 374: ...368 ...
Страница 376: ...370 ...