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4.8.1.9
Technical data
Table 628:
32U Technical data
Characteristic
Value
Operation accuracy
1)
Depending on the frequency of the measured
current and voltage:
f
n
±2 Hz
Power measurement accuracy ±3% of the set value
or ±0.002 × S
n
Phase angle: ±2°
Pickup time
2)3)
Typically 45 ms
Reset time
Typically 30 ms
Reset ratio
Typically 1.04
Trip time accuracy
±1.0% of the set value of ±20 ms
Suppression of harmonics
-50 dB at f = n × f
n
, where n = 2, 3, 4, 5,…
1)
Measurement mode = “Pos Seq” (default)
2) V = V
n
, f
n
= 50 Hz, results based on statistical distribution of 1000 measurements
3) Includes the delay of the signal output contact
4.8.2
Reverse power/directional overpower protection 32R/32O
4.8.2.1
Identification
Function description
IEC 61850
identification
IEC 60617
identification
ANSI/IEE C37.2
device number
Reverse power/directional overpower
protection
DOPPDPR
P>/Q>
32R/32O
4.8.2.2
Function block
TRIP
PICKUP
32R/32O
I_A
I_B
I_C
V_A
V_B
V_C
BLOCK
GUID-BBDFCB16-ED05-4ADF-94C6-8C56350F5FCD V1 EN
Figure 360:
Function block
Section 4
1MAC059074-MB A
Protection functions
724
615 series ANSI
Technical Manual
Содержание Relion 615 series
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