Short circuit
Overcurrent
Thermal
overload
Reverse current Unrestricted
Overvoltage
Undervoltage
WARNING: The combination of different error conditions may
cause damage to the controller. Always remove the error before
you continue connecting the controller!
At the solar
terminal
Unrestricted
No protection
No protection
Varistor 56 V,
2.3 J
Normal
operation
31
At the battery
terminal
Unrestricted.
CAUTION:
Battery must
be protected
by fuse.
-------
-------
-------
Max. 40 V
Controller
switches off
load terminal.
At the load
terminal
Unrestricted
Controller
switches off load
terminal.
No protection
-------
Controller
switches off load
terminal.
Controller
switches off load
terminal.