Removing DC
Safety: Disconnection
Danger to life due to electrical shock when live components are touched in opened product
High voltages and energies are present in live components and cables inside the product during operation, e.g.
capacitors, connectors. Touching live components and cables may result in death or severe injuries due to electric
shock.
DO NOT open the product.
DO NOT touch live components.
The product MUST ONLY be opened for maintenance reasons by a qualified person, after
both DC and AC switches or isolators, if any, externally connected or integrated, are switched to OFF
both DC and AC connections are plugged out
voltages inside the product are fully discharged
Danger to life due to electrical shock when live DC cables or components are touched
High DC voltages are present in the DC cables when PV modules are exposed to light. Touching live DC cables or
components may result in death or severe injuries due to electric shock.
DO NOT touch non-insulated parts or cables.
DO NOT touch live components when voltage sources are still connected or just disconnected.
DO NOT connect DC connectors to the product under load.
Personal protective equipment MUST be worn suitably and properly for all work on the product and the
system.
Voltage sources MUST be disconnected from the product before all work.
Risk of injury due to weight of product
Lifting the product incorrectly or dropping in transportation or mounting may result in injuries like bruises or muscle
strains.
Make sure to take the weight of product into account in transportation and lifting, and proceed carefully.
To avoid muscle strain or injury, please use proper lifting techniques and any necessary aid/tools.
Personal protective equipment MUST be worn suitably and properly for all work.
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