Disconnect From Voltage Sources - SMA GRID-CONNECT-BOX 12 Instructions D'emploi

8 Disconnect from voltage sources

8 Disconnect from voltage sources
Risk of burns due to hot components
Some components and terminals inside the product can become hot during operation. Touching hot components or
terminals can result in burn injuries.
• Wear suitable personal protective equipment for all work on the product.
• Only operate the product with its protective cover mounted.
• Prior to removing the protective cover, let the product cool down.
1. Switch off all loads.
2. Stop the multicluster system on the master of the main cluster (see operating manual of the Sunny Island).
3. Switch off all Sunny Island inverters (see the Sunny Island operating manual).
4. Disconnect the PV main distribution board from voltage sources and secure against reconnection.
5. Shut down the generator and secure against reconnection.
6. Disconnect the utility grid from the multicluster system at the grid-connection point and secure against
reconnection.
7. Open Grid-Connect-Box.
8. Remove the protective cover (see Section 9.1, page 23).
9. Ensure that no voltage is present at all terminals of the Grid-Connect-Box.
10. Cover and isolate any adjacent live components.
22 GRID-BOX-12-3-20-BE-xx-12
CAUTION
SMA Solar Technology AG
Operating manual