Siemens SIPROTEC 7RW600, Instruction Manual

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20 df/dt PROT. - RATE-OF-FREQUENCY-CHANGE PROTECTION
20 df/dt State of the rate-of-frequency-change prot.
OFF [ ] off
ON [ ] on
20 df1 Pick-up value of the df1/dt stage
min. 1.0 Hz/s
max. 10.0/Ñ ©©©©
20 T df1 Time delay for trip df1/dt
min. 0.00 s
max. 20.00/Ñ ©©©©
20 df1&f State of AND-combination with fault f1
OFF [ ] off
ON [ ] on
20 df2 Pick-up value of the df2/dt stage
min. 1.0 Hz/s
max. 10.0/Ñ ©©©©
20 T df2 Time delay for trip df2/dt
min. 0.00 s
max. 20.00/Ñ ©©©©
20 df2&f State of AND-combination with fault f2
OFF [ ] off
ON [ ] on
20 df3 Pick-up value of the df3/dt stage
min. 1.0 Hz/s
max. 10.0/Ñ ©©©©
20 T df3 Time delay for trip df3/dt
min. 0.00 s
max. 20.00/Ñ ©©©©
20 df3&f State of AND-combination with fault f3
OFF [ ] off
ON [ ] on
20 df4 Pick-up value of the df4/dt stage
min. 1.0 Hz/s
max. 10.0/Ñ ©©©©
20 T df4 Time delay for trip df4/dt
min. 0.00 s
max. 20.00/Ñ ©©©©
20 df4&f State of AND-combination with fault f4
OFF [ ] off
ON [ ] on
20 BL U< Min. volatge for rate-of-freq.-change prot.
min. 20 V
max. 100/Ñ ©©©©
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