Name Values (Range) Unit Step Default Description
ACrv2 0.005 - 200.000 - 0.001 1.000 Parameter A for customer programmable
curve for step 2
BCrv2 0.50 - 100.00 - 0.01 1.00 Parameter B for customer programmable
curve for step 2
CCrv2 0.0 - 1.0 - 0.1 0.0 Parameter C for customer programmable
curve for step 2
DCrv2 0.000 - 60.000 - 0.001 0.000 Parameter D for customer programmable
curve for step 2
PCrv2 0.000 - 3.000 - 0.001 1.000 Parameter P for customer programmable
curve for step 2
CrvSat2 0 - 100 % 1 0 Tuning param for programmable over voltage
TOV curve, step 2
Table 262: OV2PTOV (59) Non group settings (basic)
Name Values (Range) Unit Step Default Description
ConnType PhN DFT
PhPh DFT
PhN RMS
PhPh RMS
- - PhN DFT Group selector for connection type
8.2.6  Technical data
Table 263: OV2PTOV (59) technical data
Function
Range or value Accuracy
Operate voltage, step 1
and 2
(1-200)% of 
VBase
± 0.5% of V
n
 at V < V
n
± 0.5% of V at V > V
n
Absolute hysteresis (0–100)% of 
VBase
± 0.5% of V
n
 at V < V
n
± 0.5% of V at V > V
n
Inverse time
characteristics for steps 1
and 2, see table 731
- See table 731
Definite time delay, step 1 (0.00 - 6000.00) s ± 0.5% ± 10 ms
Definite time delays (0.000-60.000) s ± 0.5% ± 10 ms
Minimum operate time,
Inverse characteristics
(0.000-60.000) s ± 0.5% ± 10 ms
Operate time, pickup
function
25 ms typically at 0 to 2 x V
set
-
Reset time, pickup
function
25 ms typically at 2 to 0 x V
set
-
Critical impulse time 10 ms typically at 0 to 2 x V
set
-
Impulse margin time 15 ms typically -
1MRK505222-UUS C Section 8
Voltage protection
517
Technical reference manual