ABB RET620 - Arc Protection (ARCSARC) Main Settings; Multipurpose Protection (MAPGAPC); Multipurpose Analog Protection (MAPGAPC) Main Settings; Operation Characteristics

Table 64. Arc protection (ARCSARC) main settings
Parameter Function Value (Range) Step
Phase start value (Operating
phase current)
ARCSARC 0.50...40.00 x I
n
0.01
Ground start value (Operating
residual current)
ARCSARC 0.05...8.00 x I
n
0.01
Operation mode ARCSARC 1=Light+current
2=Light only
3=BI controlled
Table 65. Multipurpose protection (MAPGAPC)
Characteristic Value
Operation accuracy ±1.0% of the set value or ±20 ms
Table 66. Multipurpose analog protection (MAPGAPC) main settings
Parameter Function Value (Range) Step
Start value MAPGAPC -10000.0...10000.0 0.1
Operate delay time MAPGAPC 0...200000 ms 100
Operation mode MAPGAPC Over
Under
-
Table 67. Operation characteristics
Parameter
Value (Range)
Operating curve type 1=ANSI Ext. inv.
2=ANSI Very. inv.
3=ANSI Norm. inv.
4=ANSI Mod inv.
5=ANSI Def. Time
6=L.T.E. inv.
7=L.T.V. inv.
8=L.T. inv.
9=IEC Norm. inv.
10=IEC Very inv.
11=IEC inv.
12=IEC Ext. inv.
13=IEC S.T. inv.
14=IEC L.T. inv
15=IEC Def. Time
17=Programmable
18=RI type
19=RD type
Operating curve type (voltage protection) 5=ANSI Def. Time
15=IEC Def. Time
17=Inv. Curve A
18=Inv. Curve B
19=Inv. Curve C
20=Programmable
21=Inv. Curve A
22=Inv. Curve B
23=Programmable
Transformer Protection and Control 1MRS757846 A
RET620
Product version: 2.0
40 ABB