Calira MES C3 - Module C3 Description; Module C3 Control Panel Overview; Main Switch Operation

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Lerchenfeldstr. 9 
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 87600 Kaufbeuren 

 Tel.: +49 (0)8341 9764-0 Fax: +49 (0)8341 67806
12
Description
The Module C3 control panel serves as display of charging condition (pos. 2
and 3) of supply battery (battery II), for charging control indicator during
mains operation (pos. 4) and as main switch (pos. 1).
1
4
3
2
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Main switch
The main switch relay in Module B is activated by operating the main switch
(illuminated button fig. 1 pos. 1). The main switch shines green when switched
on. The 12 volts consumer can be switched to ON (button shines green) using
the main switch and with a further actuation switched OFF, in connection with
the main switch relay.
If the voltage of the supply battery drops below 10.8 volts, the main switch
relay switches off automatically. If the voltage of the supply battery rises again
over 12.5 volts, the main switch relay switches on automatically. Between a
battery voltage of 10.8 volts and 12.5 volts the main switch relay can be briefly