10 Maintenance
SMA Solar Technology AG
Operating manual EVC22-3AC-20-BE-en-10 83
10 Maintenance
DANGER
Danger to life due to electric shock when live components or cables are
touched
High voltages are present in the conductive components or cables of the product. Touching live
parts and cables results in death or lethal injuries due to electric shock.
• Do not touch non-insulated parts or cables.
• Disconnect the product from voltage sources and ensure it cannot be reconnected before
working on the device.
• Wear suitable personal protective equipment for all work on the product.
Damage to the product
SMA Solar Technology AG recommends a daily visual inspection by the charging station user.
The product and the associated components must not display any damage.
• In the case of damage to the product, contact the installer.
Correct performance of maintenance work
All maintenance work must be performed as described in this document. Deviations from
procedures or failure to comply with the maintenance intervals will lead to any guarantee- or
warranty claims becoming null and void.
Perform maintenance at intervals in accordance with locally applicable
laws, regulations, standards, and directives.
Failure to comply with maintenance intervals can cause personal injury or property damage.
Procedure:
1. Ensure that the residual current operated circuit-breaker with integral overcurrent protection
(RCBO) is working.
2. Ensure that the tripping time and operating current of the individual, active conductors are
correct.
3. Ensure that the protection devices at the network input of the charging station are working.
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