Name Description Range Explanation Default value
VCtllLimTm Delay time for undervolt-
age level1
0ms-
to1,000,000ms
‒ 1,000ms
VCtlllLim Threshold for undervolt-
age release level2
0% to 100% ‒ 45%
VCtlllLimTm Delay time for undervolt-
age level2
0ms-
to1,000,000ms
‒ 300ms
VCtlMin Threshold for undervolt-
age release level3
0% to 100% ‒ 0
VCtlMinTm Delay time for undervolt-
age level3
0ms-
to1,000,000ms
‒ 1,000,000ms
VCtllCharEna Activation of dynamic un-
dervoltage detection
Off Deactivated Off
On Activated
VCtllCharTm Start time of dynamic un-
dervoltage detection
0ms to
1,000,000ms
‒ 77 ms
VCtlOpMinNo
m
Minimum connection
voltage
0% to 100% ‒ 90%
VCtlOpMaxNo
m
Maximum connection
voltage
100% to 200% ‒ 110%
HzCtlOpMin Minimum connection fre-
quency
45Hzto50Hz For 50Hz grid 49.5Hz
55Hzto60Hz For 60Hz grid 59.4Hz
HzCtlOpMax Maximum connection fre-
quency
50Hzto55Hz For 50Hz grid 50.5Hz
60Hzto65Hz For 60Hz grid 60.6Hz
HzCtlOpMaxR
econ
Maximum connection fre-
quency after grid error
50Hzto55Hz For 50Hz grid 50.5Hz
60Hzto65Hz For 60Hz grid 60.6Hz
HzCtlMax Threshold for overfre-
quency level3
50Hzto55Hz For 50Hz grid 0
60Hzto66Hz For 60Hz grid
HzCtlMaxTm Delay time for overfre-
quency level3
0ms-
to1,000,000ms
‒ 1,000,000ms
HzCtlhhLim Threshold for overfre-
quency level2
50Hzto55Hz For 50Hz grid 52Hz
60Hzto66Hz For 60Hz grid 62Hz
HzCtlhhLimTm Delay time for overfre-
quency level2
0ms-
to1,000,000ms
‒ 600 ms
HzCtlhLim Threshold for overfre-
quency level1
50Hzto55Hz For 50Hz grid 51Hz
60Hzto66Hz For 60Hz grid 61.2Hz
HzCtlhLimTm Delay time for overfre-
quency level1
0ms-
to1,000,000ms
‒ 1,000 ms
14 Operating Data and Parameters
SMA Solar Technology AG
System ManualMVPS22JP-SH-en-11230