Technical Data; Technical Revision History; Motor Start-Up Supervision Sttpmsu; Identification - ABB RELION 611 Series Technical Manual

Section 4
Protection functions
4.6.9
4.6.10
4.7
4.7.1
4.7.2
288

Technical data

Table 320: FRPFRQ Technical data
Characteristic
Operation accuracy f>/f<
df/dt
Start time f>/f<
df/dt
Reset time
Operate time accuracy

Technical revision history

Table 321: FRPFRQ Technical revision history
Technical revision
B
C
D

Motor start-up supervision STTPMSU

Identification

Function description
Motor start-up supervision

Function block

GUID-A37CF63B-5273-423B-9DC3-AACADB668AEE V2 EN
Figure 134: Function block
Value
±5 mHz
±50 mHz/s (in range |df/dt| <5 Hz/s)
±2.0% of the set value (in range 5 Hz/s < |df/dt| <
15 Hz/s)
<80 ms
<120 ms
<150 ms
±1.0% of the set value or ±30 ms
Change
Step value changed from 0.001 to 0.0001 for the
Start value Freq> and Start value Freq< settings.
df/dt setting step changed from 0.005 ×Fn /s to
0.0025 ×Fn /s.
Internal improvement.
IEC 61850 IEC 60617
identification identification
STTPMSU Is2t n<
1MRS757454 D
ANSI/IEEE C37.2
device number
49,66,48,51LR
611 series
Technical Manual