SMA Sunny Island 2012 Technical Description page 140

Connecting External Sources
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
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
Generator Interface 233.07 GnSrtMod Autostart; Generator Request Via
Sunny Island
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
* Transfer Relay
140 SI2012_2224-TEN082311
3
4
Gn
2
1
GnReq
TrfRel*
ExtCur
GnWarmTm
GnRunTmMin
4
3
Gn
2
1
GnReq
5
TrfRel*
ExtCur
Warm-up time
Minimum
SMA Solar Technology AG
6
9
8
10
5
7
GnRunTmMax
7
10
9
8
6
Post run
Stop time
Technical Description
11
11