29
5
Electrical Connection
5.1
Safety Instructions
Prior to any electrical connections, keep in mind that the inverter has dual power
supplies. It is mandatory for the qualified personnel to wear personal protective
equipments (PPE) during the electrical work.
Danger to life due to high voltage inside the inverter!
•
The PV string will generate lethal high voltage when exposed to sunlight.
•
Before starting electrical connections, disconnect the DC and AC circuit
breakers and prevent them from inadvertent reconnection.
•
Ensure that all cables are voltage free before performing cable connection.
•
Any improper operations during cable connection can cause device damage
or personal injury.
•
Only qualified personnel can perform cable connection.
•
All cables must be undamaged, firmly attached, properly insulated and
adequately dimensioned.
Comply with the safety instructions related to the PV strings and the regulations
related to the utility grid.
•
All electrical connections must be in accordance with local and national
standards.
•
Only with the permission of the utility grid may the inverter be connected to
the utility grid.
5.2
Terminal Description
Wiring terminals are at the bottom of the inverter, as shown in the Figure below.
Содержание SG36CX-US
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