Function Display / Troubleshooting; Maintenance; Technical Data - Truma SDC 10 Operating Instructions & Installation Instructions

Function display / troubleshooting

LED H1 (H2) shows the status of battery 1 (battery 2).
Display Cause / rectification
LED flashes in Check connections from the device to
longer intervals the battery and solar module, ensure
that they are connected to the right
terminals.
Test the fuse, solar module and the
battery.
LED flashes Battery is fully charged.
LED shines. The battery is being charged.
LED flashes in The battery is not being charged.
short intervals If necessary, replace faulty battery.
LED does not shine Battery not connected or over-voltage
If this does not solve the problem, please contact the Truma
Service.

Maintenance

The power supply must always be disconnected before
performing any maintenance work. For example cover
the solar module with a cardboard box.
Clean the device with a dry and lint-free cloth.
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Technical data

* Double the values of the 12 V – to work out the 24 V values.
Electrical values
Operating voltage
Automatic recognition
max. input voltage
Voltage range *
Allowed ambient tempera-
ture range
Allowed storage temperature
range
Self-consumption
PWM frequency, settable
Currents
max. module current
constant at 25 °C
max. output current
constant at 25 °C
Battery capacity
12 V 24 V
30 V 50 V
8 – 15 V
-35 °C – +55 °C
-35 °C – +80 °C
4 mA at night
10 mA during charging
25 Hz, 50 Hz, 100 Hz
SDC 10 SDC 20
10 A 20 A
(approx. (approx.
150 Wp) 300 Wp)
10 A 20 A
50 – 100 Ah 50 – 200 Ah