9.1.8
Technical data
Table 155:
UV2PTUV (27) technical data
Function
Range or value
Accuracy
Trip voltage, low and high
step
(1.0–100.0)% of
VBase
±0.5% of V
n
Absolute hysteresis
(0.0–50.0)% of
VBase
±0.5% of V
n
Internal blocking level,
step 1 and step 2
(1.0–50.0)% of
VBase
±0.5% of V
n
Inverse time
characteristics for step 1
and step 2, see table
-
See table
Definite time delay, step 1
at 1.2 to 0 x V
set
(0.00-6000.00) s
less than 40 ms
Definite time delay, step 2
at 1.2 to 0 x V
set
(0.000-60.000) s
less than 40 ms
Minimum trip time, inverse
characteristics
(0.000–60.000) s
±0.5% or ±40ms whichever is
greater
Trip time, pickup at 2 to 0 x
V
set
Min. = 15 ms
Max. = 30 ms
-
Reset time, pickup at 0 to 2
x V
set
Min. = 15 ms
Max. = 30 ms
-
Trip time, pickup at 1.2 to 0
x V
set
Min. = 5 ms
Max. = 25 ms
-
Reset time, pickup at 0 to
1.2 x V
set
Min. = 15 ms
Max. = 35 ms
-
Critical impulse time
5 ms typically at 1.2 to 0 x V
set
-
Impulse margin time
15 ms typically
-
9.2
Two step overvoltage protection OV2PTOV (59)
9.2.1
Identification
Function description
IEC 61850
identification
IEC 60617 identification
ANSI/IEEE C37.2
device number
Two step overvoltage protection
OV2PTOV
3U>
SYMBOL-C-2U-SMALLER-THAN V2 EN
59
1MRK 511 365-UUS A
Section 9
Voltage protection
Phasor measurement unit RES670 2.1 ANSI
283
Technical manual
Summary of Contents for Relion 670 Series RES670
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