Schweitzer Engineering Laboratories SEL-421-4 - Table 11.69 Under;Overvoltage Elements

11.76
SEL-421 Relay Instruction Manual Date Code 20171021
Relay Word Bits
Row Lists
381 * Reserved
381 * Reserved
382 89CBL10 Disconnect 10 close block
382 89OSI10 Disconnect 10 open seal-in timer timed out
382 89CSI10 Disconnect 10 close seal-in timer timed out
382 89OIR10 Disconnect 10 open immobility timer reset
382 89CIR10 Disconnect 10 close immobility timer reset
382 89OBL10 Disconnect 10 open block
382 89ORS10 Disconnect 10 open reset
382 89CRS10 Disconnect 10 close reset
383 89OIM10 Disconnect 10 open immobility timer timed out
383 89CIM10 Disconnect 10 close immobility timer timed out
383 * Reserved
383 * Reserved
383 * Reserved
383 * Reserved
383 * Reserved
383 * Reserved
Table 11.69 Under/Overvoltage Elements (Sheet 1 of 2)
Row Name Description
384 271P1 Undervoltage Element 1, Level 1 asserted
384 271P1T Undervoltage Element 1, Level 1 timed out
384 271P2 Undervoltage Element 1, Level 2 asserted
384 27TC1 Undervoltage Element 1, torque control
384 272P1 Undervoltage Element 2, Level 1 asserted
384 272P1T Undervoltage Element 2, Level 1 timed out
384 272P2 Undervoltage Element 2, Level 2 asserted
384 27TC2 Undervoltage Element 2, torque control
385 273P1 Undervoltage Element 3, Level 1 asserted
385 273P1T Undervoltage Element 3, Level 1 timed out
385 273P2 Undervoltage Element 3, Level 2 asserted
385 27TC3 Undervoltage Element 3, torque control
385 274P1 Undervoltage Element 4, Level 1 asserted
385 274P1T Undervoltage Element 4, Level 1 timed out
385 274P2 Undervoltage Element 4, Level 2 asserted
385 27TC4 Undervoltage Element 4, torque control
386 275P1 Undervoltage Element 5, Level 1 asserted
386 275P1T Undervoltage Element 5, Level 1 timed out
386 275P2 Undervoltage Element 5, Level 2 asserted
386 27TC5 Undervoltage Element 5, torque control
Table 11.68 Relay Word Bits: Bay Control Disconnect Timers and Breaker Status (Sheet 5 of 5)
Row Name Description