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4. Check whether the DC connector has the correct polarity.
If the DC connector is equipped with a DC cable having the wrong polarity, the DC
connector must be reassembled. The DC cable must always have the same
polarity as the DC connector.
5. Ensure that the open-circuit voltage of the PV array does not exceed the maximum
DC input voltage of the inverter.
6. Connect the assembled DC connectors to the inverter until they audibly snap into
place.
Damage to the inverter due to moisture and dust penetration
• Seal the unused DC inputs so that moisture and dust cannot penetrate the
inverter.
• Make sure all DC connectors are securely sealed.
6. Ensure that all DC connectors are securely in place.
5.6 Conmunication equipment connection
5.6.1 Mounting the WiFi or GPRS Stick
Damage to the inverter due to electrostatic discharge
Internal components of the inverter can be irreparably damaged by electrostatic
discharge.
• Ground yourself before touching any component.
Procedure:
1. Take out the WiFi Stick included in the scope of delivery.
2. Attach the WiFi Stick to the connection port in place and tighten it into the port by
hand with the nut in the stick. Make sure the stick is securely connected and the
Summary of Contents for GPV3.6KTL
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