Technical Data - ABB RET650 Technical Manual

Section 10
Frequency protection
10.3.7
242

Technical data

Table 167: SAPFRC technical data
Function
Operate value, start function
Operate value, restore
enable frequency
Timers
Operate time, start function
Range or value
(-10.00-10.00) Hz/s
(45.00 - 65.00) Hz
(0.000 - 60.000) s
At 50 Hz: 100 ms typically
At 60 Hz: 80 ms typically
1MRK 504 135-UEN A
Accuracy
± 10.0 mHz/s
± 2.0 mHz
<130 ms
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Technical manual