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ME10 Trip Unit
Time Current Curves (cold state), Protection Device
Auslösekennlinien (aus kaltem Zustand), Schutzgerät
Curve di intervento (a freddo)
ME10 Electronic Trip Unit
10
LT set at Breaker Rating In
Setting Range
0,2 to 1 x In in steps of 0,01
i
f
1
0,8
13
0,6
11
0,4
9
7
0,2
5
3
0,1
1
0,01
0
1 ,
0
x Breaker Rating In
Table 2.1
Denomination / Description
GF
Groundfault
HSIOC Hi set Instantaneous protection
I²t
'Slope' setting on SD or GF device
Ie
Primary Current setting
Ig
Ground, or Earth fault Current setting
Ii
Instantaneous Short circuit Current
setting
In
Current rating of Breaker
Ir
LT or overload Current setting
I
SD or Timed Short circuit Current setting
sd
LT
Long Time or Overload protection
t
LT or overload time delay band
r
MCR
Making Current Release
RELT
Reduced Instantaneous
SD
Short Time or Timed Short circuit
Current setting
t
SD or short circuit time delay band
sd
x CT
Multiple of installed sensor rating (In
IEC ME10 types =In)
x Ie
Multiple of Primary Breaker setting Ie
x In
Multiple of Breaker Current rating
x Ir
Multiple of LT or overload Current setting
- Time Current Curve
GF- Protection Device
2
I t "max."-ON-
- Band t 01
g
- Band tg 03
- Band tg 05
- Band tg 07
- Band tg 09
- Band tg 11
- Band tg 13
13
11
9
7
5
3
1
Green line = Full Clearing time
Red Line = Non Tripping time
1
0 ,
0
1
0
0 ,
0
Tab. 2.1
Kürzel / Beschreibung
GF
Erdschluss
HSIOC High-Kurzschlussstromschnellauslöser
I²t
'Anstieg' für SD- oder GF Schutz
Ie
Stromeinstellung
Ig
Erd, oder Erdschlussfehler Einstellung
Ii
Kurzschlussschnellauslösung Einstellung
In
Bemessungsstrom Leistungsschalter
Ir
Langzeit oder Überlastschutzeinstellung
I
SD oder zeitliche
sd
Kurzschlussstromeinstellung
LT
Langzeit oder Überlastschutz
t
LT oder Überlast-Verzögerungsbereich
r
MCR
Einschaltstromauslöser
RELT
Reduzierte Kurzschlussschnellauslösung
SD
Kurzzeit oder zeitliche
Kurzschlussstromeinstellung
t
SD oder Kurzschluss-Verzögerungsbereich
sd
x CT
Vielfaches vom install. Wandlerstrom (In
IEC ME10 Typ = In)
x Ie
Vielfaches vom Schalterwert Ie
x In
Vielfaches vom Leistungsschalter-
Bemessungsstrom
x Ir
Vielfaches von LT oder
Überlaststromeinstellung
TRIP UNIT
ME10 Electronic Trip Unit
10
LT set at Breaker Rating In
Setting Range
0,2 to 1 x In in steps of 0,01
1
14
0,8
12
0,6
10
0,4
8
6
0,2
4
0,1
2
0
1 ,
0
1
0 ,
0
x Breaker Rating In
Tabella 2.1
Denominazione / Descrizione
GF
guasto a terra
HSIOC
Protezione istantanea con limitazione
I²t
Impostazione 'pendenza' su dispositivo
SD o GF
Ie
Impostazione corrente primaria
Ig
Impostazione corrente di guasto a terra o
a massa
Ii
Impostazione corrente istantanea di corto
circuito
In
Corrente nominale dell'interruttore
Ir
Impostazione corrente sovraccarico o LT
I
Impostazione corrente cortocircuito a
sd
tempo ritardato o SD
LT
Protezione sovraccarico o a lungo ritardo
t
Curva ritardo tempo sovraccarico o LT
r
MCR
Protezione da chiusura su cortocircuito
RELT
Protezione istantanea ridotta
SD
Impostazione corrente di corto ritardo o
cortocircuito temporizzato
t
Curva ritardo cortocircuito o SD
sd
x CT
Multiplo corrente nominale sensore
installato In (ME10 tipo IEC = In)
x Ie
Multiplo Ie interruttore primario impostata
x In
Multiplo corrente nominale interruttore
x Ir
Multiplo LT o corrente di sovraccarico
impostata
BREAKER ME10
2
- Time Current Curve
GF- Protection Device
2
I t "max."-ON-
- Band t 02
g
- Band tg 04
- Band tg 06
- Band tg 08
- Band tg 10
- Band tg 12
- Band tg 14
14
12
10
8
6
4
2
Green line = Full Clearing time
Red Line = Non Tripping time
1
0
0 ,
0
.5
2-43
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