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SATURDAY MORNING |
The solar array is installed on the roof of a concrete building which is located in the southern corner of CNG's property. |
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SATURDAY MORNING |
Back view of the PV array from ground level. The structure has an inclination of about 10 degrees facing north. |
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SATURDAY MORNING |
The combinar box for Array B is in place. The box is combining in parallel 5 sets of 4 panels in series per set. |
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SATURDAY MORNING |
Likewise, the combiner box for Array A is also combining 5 sets of 4 panels each. Both boxes have an identical configuration of elements. |
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SATURDAY MORNING |
The power lines from Array A and B run inside the black pipe lying on top of the roof. |
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SATURDAY MORNING |
The re-wiring and re-configuration of the photovoltaic array has been completed. |
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SATURDAY MORNING |
Junction box in the back of one panel that ilustrates the series connections that were implemented. |
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SATURDAY MORNING |
One set of 4 panels connected in series. Notice the ground wires interconnecting the panel's frames. |
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SATURDAY MORNING |
This perspective shows the conduit used to run the wires from each set to the combiner box. |
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SATURDAY MORNING |
The metallic structure was also used to support the conduit to run the cables for the series connections to the combiner boxes. |
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SATURDAY MORNING |
Another perspective of combiner box for Array B |
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SATURDAY MORNING |
Close-up picture of conduit attached to the structure. |
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SATURDAY AFTERNOON |
Each saturday we we also organized a BBQ in the patio of the school that gave us the chance to meet each other a little bit more. |
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SATURDAY AFTERNOON |
After the BBQ we continued working. Enrique Torres is installing the AC breaker box for the new system. |
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SATURDAY AFTERNOON |
Luis Rosero and Enrique are mounting one inverter to the wall. It weights 55 pounds. |
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SATURDAY AFTERNOON |
Enrique is done with the first out of two inverters, and the AC box. It remains to be mounted the DC breaker box and the two charge controllers. |
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SATURDAY AFTERNOON |
Luis and Enrique are tightening the last bolts to hold the inverters and the breaker boxes. |
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SATURDAY AFTERNOON |
To the left is the DC breaker box, two Outback FX-2548 inverters and the AC breaker box to the right. The autotransformer is mounted inside the AC breaker box. |
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SATURDAY AFTERNOON |
The achievements of the day: Completion of photovoltaic array re-wiring and mounting of main electronic components in the control room. |
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