ABB REM 610, Technical Reference Manual

Page: 59 / 158

59
Table 5.1.4.13.-2 Element 48/14
Feature Value
Set pickup 48/14 value,
*
at definite-time characteristic 1.00...10.0 x FLA
Pickup time, typical 55 ms
Time/current characteristic
*
definite-time operate time, 48/14 TDLY 0.30...80.0 s
Resetting time, typical/maximum 35/50 ms
Retardation time 30 ms
Drop-off/pick-up ratio, typical 0.96
Operate time accuracy at definite time
characteristic ±2% of the set operate time or ±25 ms
Operation accuracy ±3% of the set pickup value
Elements (48/14 PICKUP)2 x (48/14 TDLY) and 48/14 cannot be used
concurrently.
Table 5.1.4.13.-3 Element (48/14 PICKUP)
2
x (48/14 TDLY)
Feature Value
Set start-up current for motor, 48/14 1.00...10.0 x FLA
Pickup time, typical
*
at pickup criterion I
p
> 48/14 PICKUP 100 ms
Set start-up time for motor, 48/14 TDLY 0.30...80.0 s
Resetting time, typical/maximum 180/250 ms
Drop-off/pick-up ratio, typical
*
at pickup criterion 0.96
Operation accuracy ±10% of the calculated operate time ±0.2 s
Shortest possible operate time 300 ms
Elements (48/14 PICKUP)2 x (48/14 TDLY) and 48/14 cannot be used
concurrently.
Table 5.1.4.13.-4 Element 50P
Feature Value
Set pickup value, 50P
*
at definite-time characteristic 0.50...20.0 x FLA
Pickup time, typical 50 ms
Time/current characteristic
* definite time operate time, 59P-1 TDLY 0.05...30.0 s
Motor Protection Relay
Technical Reference Manual - ANSI Version
REM 610 REM 610
1MRS755537