Connecting External Sources
SMA
Solar Technology AG
140
SI2012_2224-TEN082311
Technical Description
The following sequence charts provide an overview of the start/stop behavior of the Sunny Island
in the case of automatic generator operation:
Generator Interface 233.07 GnSrtMod Manual; Generator Request Via
Sunny Island
Generator Interface 233.07 GnSrtMod Autostart; Generator Request Via
Sunny Island
* Transfer Relay
1
Generator is requested via Sunny Island
2
Manual generator start
3
Generator detection on, beginning of warm-up
phase
4
Warm-up phase is comleted, generator is
connected
5
Generator current limiation
6
Minimum operating time has expired
7
Current is reduced, battery absorption phase
8
Charging process is completed, request signal is
disabled
9
Manuel stop of generator
10 Generator is disconnected
11
Stop time has expired
1
Generator start by Sunny Island
2
Generator Start
3
Beginning of warm-up time
4
Warm-up time has expired
5
Generator is connected
6
Current limitation
7
Minimum operating time has expired
8
Current is reduced, battery absorption phase
9
Charge process complete, generator disconnected
10 Generator post-run period is completed, generator
is disconnected
11
Stop time has expired
Gn
GnReq
TrfRel*
ExtCur
GnWarmTm
GnRunTmMin
GnRunTmMax
1
2
3
4
5
6
7
8
9
10
11
Stop time
Post run
Minimum
Warm-up time
Gn
GnReq
TrfRel*
ExtCur
1
2
3
4
5
6
7
8
9
10
11
