SMA SI 3324 - Manual (Page 55)

SMA Technologie AG Troubleshooting/Problem Solving
User Manual SI3324/4248-14:FE2406 Page 55
11 Troubleshooting/Problem Solving
11.1 List of Fault Displays
The meaning of fault messages displayed by the Sunny Island 3324/4248 are
explained in the following table:
Fault display Cause Fault correction
CBT-Open The battery temperature sensor is
missing or not correctly connected. Please contact your installer.
The battery temperature sensor cable is
defective. Please contact your installer.
CBT-Short Short-circuit in the battery temperature
sensor. Please contact your installer.
The battery temperature sensor cable is
defective. Please contact your installer.
ChargeLow This fault occurs when the battery state
remains in the critical area for an
extended period of time ("Critical"), i.e.
the batteries have not been charged in
time (see section 6.3 "Deep Discharge
Protection / Battery State" (page 39)).
Possible causes: The Sunny Island 3324/4248 can be
started to charge the batteries after the
fault has been confirmed.
Requirements:
The system has enough energy available
for charging the batteries from a
generator or the public grid.
The generator does not start when
requested by the Sunny Island 3324/
4248. Check the generator fuses.
Check the fuel supply (diesel).
Energy consumption is higher than that
provided by the power generator (e.g.
PV generator). Switch off the energy consumers/loads.
CHS-Open Device fault Please contact your instller or the SMA
hotline (see section 14 "Contact"
(page 65)).
CHS-Short Device fault Please contact your instller or the SMA
hotline (see section 14 "Contact"
(page 65)).
CTR-Open Device fault Please contact your instller or the SMA
hotline (see section 14 "Contact"
(page 65)).
CTR-Short Device fault Please contact your instller or the SMA
hotline (see section 14 "Contact"
(page 65)).
FailSet Device fault Please contact your instller or the SMA
hotline (see section 14 "Contact"
(page 65)).
HotACout The Sunny Island
3324/4248 will
not start because
voltage already
exists on the AC
output terminals. Please contact your installer.