Reverse current
Overvoltage
Undervoltage
Over-
temperature
(1) Controller can protect itself, but any connected loads might be damaged.
(2) Short circuit: >4x – 6x nominal current.
(3) Battery must be protected by a fuse, or it might be permanently damaged in case
of short circuit.
(4) >200% nominal current: disconnect with 3s delay
WARNING: The combination of different error conditions may cause damage to the
controller. Always remove the fault condition before you continue with connecting the
controller!
Error Description
Error
Loads are
not supplied
with energy
Red LED flashing
Protected
Max. 30 V
---
Reduces the charging current if over temperature occurs and
switches off the load if the temperature reaches high level.
Display
Red LED on
---
Max. 30 V
---
Reason
Battery is low
Overcurrent/
Short circuit of
loads/Over temperature
protect
---
Switches off above
15.5 V
Switches off
Remedy
Load will reconnect as
soon as battery is
recharged.
Switch off all loads.
Remove short circuit.
Controller will switch
on load automatically
after max 1 minute.