TEBEVERT III INVERTER SYSTEM (120 VDC)
07.11.2011 25 028-0009-006
3.6.3 SIGNALLING
On the front panel of the SBS module there is a digital volt/ammeter and
various LED´s, used to indicate the operating state of the SBS unit.
Fig. 13: Display and signalling panel
LED Color Meaning when LED lights up
green
The SBS supplies the load equipment via the mains.
"LOAD ON BY-PASS OPERATION"
green
The SBS supplies the load equipment via the inverters
modules. "LOAD ON INVERTER OPERATION"
green
The mains voltage is within the limiting range.
"MAINS VOLTAGE NORMAL"
green
The inverter output voltage is within the limiting range.
"INVERTER VOLTAGE NORMAL"
green
Mains voltage and inverter voltage are within the
specified range, the inverters are operating
synchronized to the mains.
"NORMAL OPERATION"
red
The SBS or the inverters have a fault.
"FAULT".
red
The inverter system is overloaded by more than 5%.
"OVERLOAD"
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