ZGR SOLAR STR 250
4 INSTALLATION
4.1
Receiving the material
The inverter is thoroughly tested and strictly inspected before delivery. Damage may still occur during shipping.
Conduct a thorough inspection after receiving the device. Check the packing for any visible damage.
Extract all the packaging material and visually examine the unit and accessories for possible damage during
transport. Notify the seller about any damage.
List and check all the items indicated on the delivery note. Check that the material delivered corresponds to the
delivery note. To do this, check the manufacturer's data plate situated on the front or inside the door of the
equipment.
No claims will be accepted if, 24 hours following the delivery of the goods, no notification of reception of
material in bad conditions has been received and if this circumstance is not notified to the forwarding agent on
the corresponding delivery note at the time of delivery.
The inverter may be damaged during transport. Therefore, inspect the equipment before installation. If any
damage is detected, contact the transport company or ZIGOR directly.
WARNING
Ensure that the weight of the unit is within the maximum load limits (kg) of the tools used in order to handle it
and the supports used to secure it in place. Review weight details in the specifications of the ZGR SOLAR STR
250.
4.1.1 Inspection before Commissioning
Check the following items before starting the inverter:
The inverter DC switch and external circuit breaker are disconnected.
The inverter should be accessible for operation, maintenance and service.
Nothing is left on the top of the inverter.
The inverter is correctly connected to the external devices, and the cables are routed in a safe place or
protected against mechanical damage.
The selection of the AC circuit breaker is in accordance with this manual and all applicable local
standards.
All unused terminals at the bottom of the inverter are properly sealed.
Warning signs & labels are suitably affixed and durable.
4.1.2 Commissioning Procedure
If all of the items mentioned above meet the requirements, proceed as follows to start up the inverter for the first
time.
1) Rotate the DC switch of the inverter to "ON" position.
NOTE: Skip performing step1 when the actual device is not equipped with DC switches.
2) Connect the AC switch (if applicable) between the inverter and the grid.
3) Connect the DC switch (if applicable) between the inverter and the PV string.
4) Set initial protection parameters. If the irradiation and grid conditions meet requirements, the inverter will
normally operate.
5) Observe the LED indicator to ensure that the inverter operates normally (refer to Tab 2.3).
Operation manual
www.zigor.com
11