Technical Data - ABB RELION 620 Series Technical Manual

1MAC504801-IB E
4.1.3.11
620 series ANSI
Technical Manual
Name Type
DIR_A Enum
DIR_B Enum
DIR_C Enum
ANGLE_A FLOAT32
ANGLE_B FLOAT32
ANGLE_C FLOAT32
67/50P Enum

Technical data

Table 133: 67/51P and 67/50P Technical data
Characteristic
Operation accuracy
67/51P
67/50P-1 and 67/50P-2
1)2)
Pickup time
I
Fault
value
Reset time
Table continues on next page
Values (Range) Unit
0=unknown
1=forward
2=backward
3=both
0=unknown
1=forward
2=backward
3=both
0=unknown
1=forward
2=backward
3=both
-180.00...180.00 deg
-180.00...180.00 deg
-180.00...180.00 deg
1=Enabled
2=blocked
3=test
4=test/blocked
5=Disabled
Value
Depending on the frequency of the current/voltage
measured: f
Current:
±1.5% of the set value or ±0.002 × I
Voltage:
±1.5% of the set value or ±0.002 × V
Phase angle: ±2°
Current:
±1.5% of the set value or ±0.002 × I
(at currents in the range of 0.1...10 × I
±5.0% of the set value
(at currents in the range of 10...40 × I
Voltage:
±1.5% of the set value or ±0.002 × V
Phase angle: ±2°
Minimum
= 2.0 × set Pickup
38 ms
<40 ms
Section 4
Protection functions
Description
Direction phase A
Direction phase B
Direction phase C
Calculated angle difference,
Phase A
Calculated angle difference,
Phase B
Calculated angle difference,
Phase C
Status
±2 Hz
n
n
n
n
)
n
)
n
n
Typical Maximum
43 ms 46 ms
187