Installation and Operation Manual
Q
F
ire – Fire Brigade Switch
2.3.2 TURNING-ON MANUALLY
Turn-on the connection PV generator – PV inverter:
If the main switch S1 is turned on (position „1“) at the control
box, a signal is transmitted to the switch box via the control line.
As a result, the relays in the switch box are tightened which
connects the PV string lines with the inverter on plus and minus
sides.
The status LED "Power" at the Q
F
ire control box lights up
green.
DANGER
Dangerous electrical voltage is applied after turning-on the
control box!
2.3.2.1 OPTIONAL MONITORING OF OVERVOLTAGE SPD
A surge protection device (3/Fig. 8, page 11) is installed in each MPP tracker in the switch box. These can
optionally be monitored.
If none of the SPD modules has a defect due to an overvoltage, the status LED SPD lights up green on the
control box. A defect due to overvoltage is signaled in red.
Defective SPD modules must be exchanged immediately in order to ensure device protection in the
event of an overvoltage!
Q3 Energie GmbH & Co. KG
Phone
+49 (0)8341/9080 334
IA-BA_QFire _E_AS002_V1.0
Moosmangstr. 8
Status
March 15, 2024
Page
14 | 28
87600 Kaufbeuren
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Germany
Web
www.q3-energie.de
Errors and changes reserved.
eh
alten.
control box
