Technical Data - ABB 615 series Technical Manual

Section 4
Protection functions
4.10.9
4.10.10
4.11
4.11.1
4.11.2
762

Technical data

Table 658: 66/51LRS Technical data
Characteristic
Operation accuracy
1)2)
Pickup time
I
Fault
detection A
Trip time accuracy
Reset ratio
1) Current before = 0.0 × I , f
n
1000 measurements
2) Includes the delay of the signal output contact
Technical revision history
Table 659: STTPMSU Technical revision history66/51LRS Technical revision history
Technical revision
B
C
Multipurpose protection MAP
Identification
Function description
Multipurpose protection
Function block
MAP
AI_VALUE TRIP
PICKUP
BLOCK
ENA_ADD
GUID-D9D5B5B3-27B1-42ED-A429-A887E8D2A376 V1 EN
Figure 382: Function block
Value
Depending on the frequency of the measured
current: f
±1.5% of the set value or ±0.002 × I
Minimum
= 1.1 × set Pickup
27 ms
±1.0% of the set value or ±20 ms
Typically 0.90
= 50 Hz, overcurrent in one phase, results based on statistical distribution of
n
Change
Internal improvement
Added setting
IEC 61850
identification
MAPGAPC
1MAC059074-MB A
±2 Hz
n
n
Typical Maximum
30 ms 34 ms
Ini start up counter .
IEC 60617 ANSI/IEEE C37.2
identification device number
MAP MAP
615 series ANSI
Technical Manual