ABB RELION 620 Series Technical Manual page 198

Section 4
Protection functions
192
Table 135: Timer characteristics supported by different stages
Operating curve type
(1) ANSI Extremely Inverse
(2) ANSI Very Inverse
(3) ANSI Normal Inverse
(4) ANSI Moderately Inverse
(5) ANSI Definite Time
(6) Long Time Extremely Inverse
(7) Long Time Very Inverse
(8) Long Time Inverse
(9) IEC Normal Inverse
(10) IEC Very Inverse
(11) IEC Inverse
(12) IEC Extremely Inverse
(13) IEC Short Time Inverse
(14) IEC Long Time Inverse
(15) IEC Definite Time
(17) User programmable curve
(18) RI type
(19) RD type
50N/G-3 supports only definite time characteristics.
For a detailed description of timers, see the
features section in this manual.
Table 136: Reset time characteristics supported by different stages
Reset curve type 51N/G
(1) Immediate
(2) Def time reset
(3) Inverse reset
50N/G-1/2
x x
x x
x x
1MAC504801-IB E
51N/G 50N/G-1/2
x x
x
x x
x
x x
x
x
x
x x
x x
x
x x
x
x
x x
x x
x
x
General function block
Note
Available for all reset time curves
Available for all reset time curves
Available only for ANSI and user
programmable curves
620 series ANSI
Technical Manual