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2 grid monitoring and grid limits – SMA SC 500CP XT User Manual

Page 134

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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