ABB REG316 4 Series - Page 233

REG 316*4 1MRB520049-Uen / Rev. F ABB Switzerland Ltd
3-195
2. Load-shedding
1st. stage 2nd. stage 3rd. stage 4th. stage 5th. stage
Alarm Load-shed. Alarm Load-shed. Load-shed.
Frequency (Hz)
49.8 49.0 48.7 48.8 47.5
Delay (s)
0.5 0.0 0.0 0.0 0.0
BlockVoltage
0.6 0.6 0.6 0.6 0.6
MaxMin
MIN MIN MIN MIN MIN
Table 3.5.18.2 Typical settings for alarm and tripping stages