Siemens SIPROTEC 4 7SD80 Manual page 128

Functions
2.9 Frequency Protection (optional) 81
No. Information
5215 81 UnderV Blk
5232 81-1 picked up
5233 81-2 picked up
5234 81-3 picked up
5235 81-4 picked up
5236 81-1 TRIP
5237 81-2 TRIP
5238 81-3 TRIP
5239 81-4 TRIP
5240 81-1 Time Out
5241 81-2 Time Out
5242 81-3 Time Out
5243 81-4 Time Out
128
Type of Comments
Informa-
tion
OUT 81 Undervoltage Block
OUT 81-1 picked up
OUT 81-2 picked up
OUT 81-3 picked up
OUT 81-4 picked up
OUT 81-1 TRIP
OUT 81-2 TRIP
OUT 81-3 TRIP
OUT 81-4 TRIP
OUT 81-1: Time Out
OUT 81-2: Time Out
OUT 81-3: Time Out
OUT 81-4: Time Out
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018