User manual

Table Of Contents
NOTICE!
The controller responds to different battery voltages in the following different ways:
Battery voltage below 9.5 VDC: Safe and reliable operation is no longer guaranteed. The
controller stops all functions, especially charging of the battery.
Battery voltage between 9.5 VDC and 10.0 VDC: The device responds to operating
commands and the display functions correctly.
Battery voltage above 10,0 VDC: The batteries are charged. Normal operation of the
device.
8.1.2 Overheating of the controller
The cooling ribs on the rear side and the internal temperature controller prevent the controller from
overheating. If the controller still becomes too hot it reduces the charging of the battery stepwise
(derating) and stops charging completely if necessary (power unit switched off). Charging of the
battery is automatically resumed after the device has cooled down.
8.1.3
Deep discharging of the battery (MPPT 6000-M only)
The relay outputs AUX 1/2/3 can be used to protect the battery from becoming deeply discharged.
For more information see
Ä
Chapter 6.2 ‘AUX 1,2,3 relay output connection (MPPT 6000-M only)’
on page 41.
8.2 Battery type setting
CAUTION!
Different settings and charging parameters are possible depending on the battery type that is
set.
Selecting the wrong battery type can permanently damage the existing battery.
For settings see .
Ä
Chapter 5 ‘Initial commissioning of the base system’ on page 33
Ä
‘Set
the battery type’ on page 35.
8.3 Current limit system setting (MPPT 6000-M only)
NOTICE!
In a StecaLink master/slave network the MPPT 6000-M can control the total charge current of
all MPPT 6000-S and MPPT 6000-M in the network.
The configured maximum system charge current is dynamically distributed across all the MPPT
6000-M and MPPT 6000-S power units.
The local Current limit device setting of the device is taken into account in determining the
distribution.
The actual charge current of the devices is taken into consideration for the distribution.
Usage of the local Current limit device setting can be switched on and off.
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