2 grid monitoring and grid limits – SMA SC 500CP XT User Manual
Page 134
Name
Description
Value/range
Explanation
Default
value
PF-PFEx-
tSubValR
Substitute value of the ex-
citation type in normal
feed-in operation during
communication distur-
bance
OvExt
Overexcited
OvExt
UnExt
Underexcited
PwrMonEr-
rMod
Mode used in the event
of communication distur-
bance
LastVal
Use of last default values re-
ceived
LastVal
SubVal
Use of substitute values
PwrMonErrTm
Communication down-
time until substitute val-
ues are used
1 s to 999 s
‒
300 s
QoDEna
Activates/deactivates the
function "Q at Night"
Off
"Q at Night" function disabled
Off
On
"Q at Night" function enabled
QoDDccOffDe-
lay*
Delay time until the DC
switchgear opens in the
operating state
"Q at Night"
0 s to 86,400 s
‒
3,600 s
* You can only view this parameter.
** To change this parameter, you must enter the installer password.
*** To view or change this parameter, you must enter the installer password.
11.2.1.2 Grid Monitoring and Grid Limits
To change these parameters, you must enter the installer password.
Name
Description
Range
Explanation
Default
value
VRtg
Nominal line-to-line volt-
age of the utility grid
1 V to 70,000 V
‒
20,000 V
VCtlMax
Threshold for overvolt-
age release level 3
100 % … 150 %
‒
Country-
specific
VCtlMaxTm
Delay time for overvolt-
age level 3
0 ms -
to 1,000,000 ms
‒
Country-
specific
VCtlhhLim
Threshold for overvolt-
age release level 2
100 % … 150 %
‒
Country-
specific
VCtlhhLimTm
Delay time for overvolt-
age level 2
0 ms -
to 1,000,000 ms
‒
Country-
specific
VCtlhLim
Threshold for overvolt-
age release level 1
100 % … 150 %
‒
Country-
specific
VCtlhLimTm
Delay time for overvolt-
age level 1
0 ms -
to 1,000,000 ms
‒
Country-
specific
11 Operating Data and Parameters
SMA Solar Technology AG
User Manual
SCCPXT-BA-E4-en-54
134
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