SMA SCS 3950 UP-XT - Page 17

4 Power-Generating Unit Protection Test
SMA Solar Technology AG
Service Manual for Installers 17SC-UP_SCS-UP_EZE-SG-en-10
• Voltage drop protection V<<<<<< / t
V<<<<<<
with the parameters VCtl.Lo6Lim and VCtl.Lo6LimTm
• Frequency increase protection f> / t
V>
with the parameters HzCtl.Hi1Lim and HzCtl.Hi1LimTm
• Frequency drop protection f<< / t
V<<
with the parameters HzCtl.Lo1Lim and HzCtl.Lo1LimTm
8. Remove the measurement cables from the measurement and disconnect terminals.
9. Reconnect the inverter (see Section3.4, page13).