Technical Data - ABB REB650 Technical Manual

1MRK 505 277-UUS C
8.2.8
8.3
8.3.1
8.3.2
Technical Manual

Technical data

Table 76: OV2PTOV (59) technical data
Function
Operate voltage, low and
high step
Reset ratio
Inverse time
characteristics for low
and high step, see
table 407
Definite time delay, step 1
Definite time delays, step
2
Minimum operate time,
Inverse characteristics
Operate time, pickup
function
Reset time, pickup
function
Critical impulse time
Impulse margin time
Two step residual overvoltage protection ROV2PTOV
(59N)
Identification
Function description
Two step residual overvoltage
protection
Functionality
Residual voltages may occur in the power system during ground faults.
Range or value
VBase
(1-200)% of
>95%
-
(0.00 - 6000.00) s
(0.000-60.000) s
(0.000-60.000) s
30 ms typically at 0 to 2 x V
set
40 ms typically at 2 to 0 x V
set
10 ms typically at 0 to 2 x V
set
15 ms typically
IEC 61850
identification
ROV2PTOV
Section 8
Voltage protection
Accuracy
± 0.5% of V at V < V
n
± 0.5% of V at V > V
-
See table 407
± 0.5% ± 25 ms
± 0.5% ± 25 ms
± 0.5% ± 25 ms
-
-
-
-
IEC 60617 ANSI/IEEE C37.2
identification device number
59N
3U0>
IEC10000168 V1 EN
n
n
137