ABB RELION REX640 - 4.9.10 Technical data; 4.10 Motor start-up supervision STTPMSU (ANSI 49,66,48,50 TDLR); 4.10.1 Identification; 4.10.2 Function block

4.9.9 ARCSARC Monitored data
Table 1033: ARCSARC Monitored data
Name Type Values (Range) Unit Description
ARCSARC Enum
1=on
2=blocked
3=test
4=test/blocked
5=off
Status
4.9.10 Technical data
Table 1034: ARCSARC Technical data
Characteristic Value
Operation accuracy
±3.0 % of the set value or ±0.01 × I
n
Operate time Minimum Typical Maximum
Operation mode =
"Light+current"
1, 2
9 ms
2
3 ms
3
10 ms
2
5 ms
3
13 ms
2
6 ms
3
Operation mode =
"Light only"
2
8 ms
2
3 ms
3
10 ms
2
5 ms
3
13 ms
2
6 ms
3
Reset time Typically 50 ms
Reset ratio Typically 0.96
4.10 Motor start-up supervision STTPMSU (ANSI
49,66,48,50TDLR)
4.10.1 Identification
Function description IEC 61850
identification
IEC 60617
identification
ANSI/IEEE C37.2
device number
Motor start-up supervision STTPMSU Is2t n< 49,66,48,50TDL
R
1
Phase start value = 1.0 × I
n
, current before fault = 2.0 × set Phase start value , f
n
= 50 Hz, fault with
nominal frequency, results based on statistical distribution of 200 measurements
2
Includes the delay of the power output (PO) contact
3
Measured with static power output (SPO)
1MRS759142 F Protection functions
REX640
Technical Manual
1093