Fronius IG 300 - Manual (Page 21)

13
(1) Connection area
(2) Power modules
(3) Status LEDs on the power modules
(4) Optional modules, including fan
controller and display with LED for
operating status
(5) Module containing four roof fans
(6) Display with key unit
FRONIUS IG 500
overview
WARNING! Risk of fatal injury from electrical voltage from the solar modules.
Before removing power modules or their covers:
-
Disconnect FRONIUS IG on both the AC and DC side
- Wait 10 minutes to allow capacitors to discharge
- For safety reasons, make sure that the lowermost power module is
inserted correctly in the FRONIUS IG.
(5) Feeding power into the mains
- Once the tests have been completed the FRONIUS IG starts feeding power into
the mains
- The LED is illuminated green and the FRONIUS IG is in operation
(6) Checking the roof fans
When power is starting to be fed into the mains, the fan controller is checked. This
involves the roof fans running for approx. 20 seconds.
Startup phase
(continued)
(1)
(2)
(2)
(4)
(3)
(3)
(5)
(6)