Grid Support - SMA SUNNY CENTRAL 500CP XT User Manual

SMA Solar Technology AG
Name Description
NormVac* Measuring range end
value of AC voltage
measurement
NormAac* Measuring range end
value of AC current mea-
surement
ManResOvrVol Manual activation after
overvoltage
ManResUndr- Manual activation after
Vol undervoltage
ManResOvrFrq Manual activation after
overfrequency
ManResUndr- Manual activation after
Frq underfrequency
ManResPID Manual activation after
interruption by passive is-
landing detection
ManResPLD Manual activation after
interruption due to distur-
bance in a line conduc-
tor
* You can only view this parameter.

11.2.1.3 Grid Support

Name Description
FRTMod* Dynamic grid support op-
erating modes
FRTSwOffTm* Deactivation delay of the
LVRT
FRTArGra- Scaling of the K factor
Nom** for LVRT
User Manual
Range Explanation
1 V ... 1,000 V ‒
1 A ... 3,000 A Sunny Central 500CP XT ...
Sunny Central 900CP XT
1 A ... 3,500 A Sunny Central 1000CP XT
Off Deactivated
On Activated
Off Deactivated
On Activated
Off Deactivated
On Activated
Off Deactivated
On Activated
Off Deactivated
On Activated
Off Deactivated
On Activated
Value/range Explanation
FRT_BDEW Complete dynamic grid support
FRT_Partial Limited dynamic grid support
FRT_SDLWindV Complete dynamic grid support
with FRT characteristic curve
FRT_Off Deactivation of dynamic grid sup-
port
0 ms to 10,000 ms ‒
0 ... 10 Values up to max. 2 are recom-
mended. Values larger than 2
can lead to unstable plant behav-
ior.
11 Operating Data and Parameters
Default
value
862 V
2,219 A
2,958 A
Off
Off
Off
Off
Off
Off
Default
value
Country-
specific
Country-
specific
Country-
specific
SCCPXT-E7-BA-en-58 135